EFFECT OF FRESHWATER INFLOW ON MACROBENTHOS PRODUCTIVITY IN MINOR BAY AND RIVER-DOMINATED ESTUARIES - FYO4 Paul A. Montagna, Principal Investigator TWDB Contract No. 2004-483-012 Technical Report Number TR/04-003 December 2004 FINAL REPORT EFFECT OF FRESHWATER INFLOW ON MACROBENTHOS PRODUCTIVITY IN MINOR BAY AND RIVER-DOMINATED ESTUARIES FYO4 by Paul A. Montagna, Principal Investigator from University ofTexas at Austin Marine Science Institute 750 Channel ViewDrive Port Aransas, Texas 78373 to Texas Water Development Board P.O. Box 13231, Capital Station 1700N.CongressAve.,Rm. 462 Austin, TX 78711-3231 Interagency Cooperative Contract TWDB Contract No. 2004-483-012 The University ofTexas Marine Science Institute Technical Report Number TR/04-OT003 December 2004 TABLEOF CONTENTS LIST OF FIGURES ii LIST OF TABLES iii LIST OF APPENDICES iv PREFACE v ACKNOWLEDGMENTS vi INTRODUCTION 1 METHODS 3 Study Area and Sampling Design 3 Hydrographic Measurements 6 Chlorophyll and Nutrient Measurements 7 Geological Measurements 7 Biological Measurements 7 Sediment Nitrogen Measurements 8 Statistical Analyses 8 RESULTS ANDDISCUSSION 12 Brazos River and Rio Grande 12 San Bernard River and Cedar Lakes 19 REFERENCES 25 DATA APPENDICES 28 Hydrography 28 Nutrients 34 MacrofaunalAbundance andBiomass 40 Macrofaunal Community Structure 58 TWDBREVIEW 90 LIST OF FIGURES Figure 1. Sampling locations in the Rio Grande River 10 Figure 2. Sampling locations in the Brazos River, San Bernard River, and Cedar Lakes 11 Figure 3. Salinity, dissolved inorganic nitrogen (DIN), and chlorophyll in the Brazos River and Rio Grande. Average over all stations and depths at all sampling periods 14 Figure 4. Macrofauna biomass in the Brazos River and Rio Grande 15 Figure5. Multidimensionalscaling(MDS)plotofcommunitysimilaritybetweenrivers and dates 16 Figure 6. Salinity, dissolved inorganic nitrogen (DIN), and chlorophyll in the Cedar Lakes and San Bernard River 21 Figure 7. Macrofauna biomass in the Cedar Lakes and San Bernard River 22 Figure8. Multidimensional scaling(MDS)plotofcommunitysimilaritybetweenriversand dates 23 LIST OF TABLES Table 1. Long-term schedule for sampling minor bay and river-dominated systems 2 Table 2. Locations are given in degrees and decimal seconds format 5 Table 3. Macrofauna species from the Brazos River and Rio Grand 17 Table 4. Macrofauna species from the Cedar Lakes and San Bernard River 24 LIST OF APPENDICES Appendix 1. Hydrographic data for all samples 28 Appendix 2. Nutrient and chlorophyll data for all samples 34 Appendix 3. Taxa abundance and biomass data for all samples 40 Appendix 4. Species abundance data for all samples 58 PREFACE This final report is written to complete the fourth of a planned five-year study that has the goaltodeterminetheimportanceoffreshwaterinflowinmaintainingbenthic productivityin minor bays and river dominated systems. Minorbays are defined as those small bays that do not have direct freshwater inflow via a major river, but do have inflow from runoff or other indirect sources. OnlyafewriversinTexasflowdirectlyintotheGulfofMexico,andthesearealsopart ofthesubjectstudy. Thecurrentprojectfollowssuccessfulcompletionofalong-termstudyof large, or major open bays in Texas. The focus ofthe current final report is on updating the long-term, five-year, monitoring of two river-dominated systems: the Rio Grande and Brazos River; and the 3-year monitoring ofthe Cedar Lakes and San Bernard River Estuary. In the past, assessments have been completed for the Christmas Bay Coastal Preserve (Montagna 2004), South Bay Coastal Preserve (Montagna 2003),andEastMatagordaBay(Montagna2002). currentreportgoesintolesserdetailfor The the continuing, long-term, data sets because they willbe subject to a full assessment in the next fiscal year. ACKNOWLEDGMENTS As with previous studies, the current work has been performed with support, or partial support, by the Texas Water Development Board, Water Research Planning Fund, authorized under the Texas Water Code sections 15.402 and 16.058(e). This support was administered by the Board under interagency cooperative contract number: 2004-483-012. Imustacknowledge thesignificantcontributionsofMr.RickKalke,anoutstandingfield person and taxonomist. The work reported on in this study could not have been performed without him. Carrol Simanek also provided significant help in data management. We obviously arecollectingandprocessing alargeamountofdata.Mr.ChrisKalkeaidedinfieldcollections. Dr. Tracy Villareal and Ms. Lynn Tinnin performed nutrient analyses and measurements. Dr. Hudson DeYoe, University ofTexas-Pan American, performed sampling in the Rio Grande. ThisworkhasalsobenefittedbydiscussionswithDavidBrock, acolleagueattheTexas Water Development Board (TWDB), who has provided much help and guidance. The study also benefitted by partial support form the University ofTexas at Austin, Marine Science Institute. INTRODUCTION From the early 1970's to 2000, Texas Water Development Board (TWDB) freshwater inflow studies focused on the major bay systems ofthe Texas coast. These bay systems, which are influenced primarily by river inflow, are now well understood. In particular, UTMSI researchers have completedseveral studies onthe effectoffreshwaterinflow onmacrobenthos productivity in these openbay systems (Kalke and Montagna, 1991; Montagna, 1989; 1999; 2000; Montagna, and Kalke, 1992; 1995; Montagna, and Li, 1996; Montagna, and Yoon, 1991). These studies have demonstrated that regional scale and long-term hydrological cycles processes regulate benthic abundance, productivity, diversity and community structure. Thus, there are three major causes ofchanges in estuarine productivity in Texas related to freshwater inflow: 1) year-to-year climatic variability in rain, temperature, and wind, which affects precipitation and evaporation, 2) latitudinal climatic gradient ofdecreasing precipitation superimposed on a a soils gradientofincreasing sandcontent,which resultsinreducedinflowfromnortheasttosouthwest, and 3) the salinity gradients within estuaries from rivers to the sea. The overall result ofthese studiesistodemonstratethe needforminimuminflowrequirements on anestuary-scale ora watershed-level basis. Attention is now focused on minimum inflows required by minor bays and river- dominated estuaries. Freshwater inflow into minor bays is generally dominated by non-point source runoff or an indirect source via circulation from adjacent systems. The river-dominated estuariesdraindirectlyintotheGulfofMexicoratherthanintoabay. Thesedrowned-river are valleyecosystems arethusuniquelydifferentfromthetypicalbar-builtestuariesofTexasthat characterizedbylargeopenbays. Becausetheminorbayandriver-dominatedestuariesare different from the typical Texas estuary, new studies are required to elucidate how inflow affects productivity in those systems. The TWDB will be required to complete freshwater inflow assessments on minorbays and river estuaries between the 2002 and 2006. Until the years currentseriesofreports, therewasverylittleinformationavailableonthebioticresponseto inflow in these two types ofecosystems. The first report (Montagna 2001) focused on East Matagorda Bay. The second report (Montagna 2002) focused on the South Bay Coastal Preserve. The third report (Montagna 2003) focused on the Christmas Bay Coastal Preserve. The current report focuses oncontinuing thelong-termmonitoringoftheRio Grande andBrazosRiver estuaries, which will be studied for five years; and Cedar Lakes and San Bernard River estuary, whichwillbestudiedforthree Thesefoursystemswillbethesubjectofanassessmentin years. 2006 (Table 1). Benthos areexcellentindicatorsofenvironmental effectsofavarietyofstressorsbecause they are abundant and diverse, and are sessile and long-lived relative to plankton or nekton. Therefore, benthos integrate changes in temporal dynamics ofecosystem factors over long time scales and large spatial scales. Benthos abundance, biomass, and diversity were measured to assess inflow effects on ecosystem productivity. In addition, relevant water quality variables (i.e., salinity, temperature, dissolved oxygen, nutrients, and chlorophyll) were measured during each sampling period to assess inflow effects on the overlying water, which affects benthos. Samplingwasperformedtocontinued along-termstudyofthreeriverestuaries(BrazosRiver, Rio Grande, and San Bernard River), and the Cedar Lakes. Table 1. Long-term schedule for sampling minor bay and river-dominated systems. Table finds numberofstationsandtotalnumberofsamples. Totalnumberofsamplesistheproductofthe number ofstations, three replicates per station, and four seasonal sampling trips per station. Fiscal Year (Study Year Number) Minor Bay / River Estuary FY2001(1) FY2002(2) FY2003(3) FY2004(4) FY2005(5) East Matagorda Bay 3(36) South Bay Coastal Preserve 2(24) 2(24) Rio Grande River Estuary 3(36) 3(36) 3(36) 3(36) 3(36) Christmas Bay Coast. Pres. 3(36) 3(36) Cedar Lakes 2(24) 2(24) 2(24) San Bernard River Estuary 2(24) 2(24) 2(24) Brazos River Estuary 3(36) 3(36) 3(36) 3(36) 3(36) TOTAL Stations (samples) 11 (132) 11(132) 13 (156) 10 (120) 10(120) METHODS Study Area and Sampling Design This study has one objective (i.e., task): to determine temporal and spatial variability of benthicparameters, astheyindicatesecondaryproductivity,relatedtodifferencesoffreshwater inflow in minor bays and river-dominated estuaries. Northern and southern river systems that flowdirectlytotheoceanwerestudiedinthethirdyearofthisprogram(Table1). Thesouthern system was the Rio Grande and the northern system was the Brazos River. Sampling was also continued in the San Bernard River estuary and Cedar Lakes region. The Brazos River and Rio Grande represent the river estuaries in Texas having the highest and lowest inflow respectively, so comparisonofthesesystems overthelong-term is desirable. Station location in all areas was chosen based on experience, sediment type, depth found onNOAAnavigationcharts, andconstraintsofsamplinglogistics. Thelocationsofstationswas recorded from a Garmin 215 differential GPS receiver (Table 2). Three stations on the lower Rio Grande were chosen between the confluence with the GulfofMexicoandtheBrownsvilleweir(Figure 1).StationAwasfurthestupstream(7.8mi) fromtheGulfofMexicoandstationBwas0.8midownstream. StationCwasclosest(3.4miles) totheGulfofMexico. InApril2002,itwasdiscoveredthatstationCwasnotonthemain channelfotheriver,butinameandertothenorthofthemainchannel. Thereforeanewstation (D) was occupied in the main channel. The new station is located about 100 meters from station C,butinthemainchannel. Itislikelythatunderprevailingconditions(mouthofriverclosed)at sites that time, the hydrographies ofthe two were about the same. Sampling at station C was resumed in the fall 2002 after having been missed in July 2002. A new station, E (N 25°57 ,57.2" W97°10’25.2") 1.1rivermilesdownstreamofstationDand3.16rivermilesfromthemouthwas added during this sampling period. A sand bar formed and closed the mouth ofthe Rio Grand to exchange with the Gulf a on 18 about the firstweek ofFebruary 2001. The mouth was artificially opened with backhoe July 2001 by the International Boundary and Water Commission (U.S. State Department). However, it closed again on or about 1 November 2001. One year later, on or about November 2,2002alargerainstormeventoccurredneartherivermouth,eastofBrownsville. Therain event built enough pressure to breach the berm formed on the beach at the river mouth restoring exchange between the river and the sea. The mouth has been open since that date (Randy Blankenship, personal communication, May 20, 2003). The mouth was open when The Rio Grande was sampled in late November 2002. There was a mild salinity gradient in January 2003. Based on available reports, the river mouth was not blocked during the sampling period (October 2002 to July 2003) and in fact heavy rain occurred in October to November 2002 that delayed samplingofstations C and Efor month. a A new water project is planned for the lower Rio Grande a few miles from Brownsville. The Brownsville Weir and Reservoir is intended to provide additional dependable water supplies formunicipalandindustrialusebycapturinganddiverting"excess" flowsoftheUnitedStates waters in the Rio Grande that would otherwise flow past Brownsville and discharge into the Gulf ofMexico. TheproposedprojectconsistsofaweirstructureacrossthechanneloftheRio The Firm Yield would be 20,640 acre-feet. The environmental impacts could include disruption of GrandeapproximatelyeightmilesdownstreamoftheGatewayBridge atBrownsville. wetland/riparian habitat including threatened and endangered species and cultural resources, reduced instream flows downstream ofthe weir, and salinity changes downstream ofthe project. An article in the Corpus Christi Caller Times, December 13, 2003, indicated the proposed project wouldreceive apermitfrom the U.S.ArmyCorpsofEngineersinlateDecember. Three Brazos River stations (A, B and C) were chosen along the estuary gradient (Figure 2). StationCwasclosest1.124km(0.70miles)totheGulfofMexico,andBwas3.428km Station A (2.13 miles) upstream within the River. was furthest upstream within the River and 5.922km(3.68miles)fromtheGulfofMexico. Thus,stationsAandBwerenorthofthe south ofthe ICW. Intracoastal waterway (ICW), and station C was TwostationsweresampledintheSanBernardRiverestuary(Figure2). StationAwas westoftheICWandupstreaminthefresherpartoftheriver-estuary, andstationBwaseastof theICW. StationBwasclosest 1.090km(0.68miles)totheGulfofMexico,andstationAwas 5.921 km (3.68 miles) upstream within the River. Two stations were sampled in the Cedar Lakes minor bays (Figure 2). Both stations were eastoftheICWandsouthoftheSanBernardRiver. StationAwasclosesttotheSanBernard RiverandstationBwasthefurthestsouthandfurthestfromtheGulfofMexico aswell. Table 2. Locations are given in degrees and decimal seconds format. Readings were made with a GPS unit using differential signal reception. Estuary Station Latitude (N) Longitude (W) San Bernard A 28° 52.946' 95° 28.429' B 28° 51.713' 95° 26.274' Cedar Lakes A 28° 51.493' 95° 27.672' B 28° 50.895' 95° 29.599' Brazos River A 28° 55.670' 95° 23.050' B 28° 54.322' 95° 23.176' C 28° 53.103' 95° 22.923' Rio Grande River A 25° 57.584' 97° 13.662' B 25° 57.796' 97° 12.668' C 25° 57.720' 97° 11.105' D 25° 57.610' 97° 11.089' E 25° 57.953' 97° 10.420' In previous benthic studies (Montagna and Li 1996; Montagna 2000), quarterly sampling has been demonstrated to be effective to capture the temporal benthic dynamics, while economizing on temporal replication. Thus, quarterly sampling took place in October 2003 and January, April, and July 2004. The timing ofthe sampling is based on experience, and captures the major seasonal inflow events and temperature change in Texas estuaries. Each quarter, three replicates are required for benthos station. Thus, a typical station yields 12 benthic samples per per year. During each sampling period ancillary environmental data is also collected. Water quality and inflow characteristics are indicated by measuring salinity, nutrient concentrations, and chlorophyll concentrations in the water column overlying sediment. Once each year, sediment characteristics, e.g., grain size, porosity, and elemental content also measured. are Hydrographic Measurements Salinity, conductivity, temperature, pH, dissolved oxygen, and redox potential were measuredat the surface andbottom ateachstationduring eachsamplingtripusingmultiprobe waterqualitymeters. Thesondeunitisloweredtojustbeneaththesurface(within5-10cm) and just above the bottom (within 10-20 cm). Most measurements were made by lowering a Y516920 multiprobe sonde. The data are displayed on a YSI 610DM meter. The manufacturer states that the of each reading as accuracy follows: DO%saturation±2%,DO±0.2mg/1,conductivity greaterof±0.5%ifreading or± 0.001 mS/cm, temperature ±0.15 °C, ph ± 0.2 units, depth ± 0.02 m, and salinity greater of± 1% ofreadingor±0.1ppt. Salinitieslevelsareautomaticallycorrectedto25°C. Inaddition, refractometerreadingswere madefromwatersamples. In South Bay and Rio Grande hydrographic measurementsmade (by UT Pan Am are are staff) using a Hydrolab Surveyor 4. The following parameters read from the digital display unit (accuracy and units): temperature (±0.15 °C), pH (± 0.1 units), dissolved oxygen (mg/1 ± 0.2),specificconductivity(±0.015-1.5mmhos/cmdependingonrange), andsalinity(ppt). Salinity is automatically corrected to 25 C. Depth is measured with a calibrated PVC pole. Chlorophyll and Nutrient Measurements Water samples were collected using a vertically mounted Van Dom bottle. Bottom water was collected approximately 20 cm from the sediment surface. Water for chlorophyll analysis was filtered onto glass fiber filters and placed on ice (<4.0 °C). Nutrient samples were filtered to remove biological activity (0.45 pm polycarbonate filters) and placed on ice (<0.4 °C). Chlorophyll willbe extracted overnight and read fluorometrically Turner Model 10-AU on a using a non-acidification technique (Welschmeyer, 1994; EPA method 445.0). Nutrient analysis was conducted using a LaChat QC 8000 ion analyzer with computer controlled sample selection and peak processing. Chemistries are as specified by the manufacturer and have ranges as follows: nitrate+nitrate (0.03-5.0 pM; Quikchem method 31-107-04-1-A), silicate (0.03-5.0 pM; Quikchem method 31-114-27-1-B), ammonium (0.1-10 pM; Quikchem method 31-107-06-5-A) and phosphate (0.03-2.0 pM; Quikchem method 31-115-01-3-A). Geological Measurements Sediment grain size analysis was also performed. Sediment core samples were taken by diverandsectioned atdepthintervals0-3cmand3-10cm. Analysisfollowedstandardgeologic procedures (Folk, 1964; E. W. Behrens, personal communication). Percent contribution by weightwasmeasuredforfourcomponents:rubble(e.g.shellhash),sand,silt,andclay. A2Ocm3 sediment samplewas mixedwith50mlofhydrogenperoxideand75 mlofdeionizedwaterto digest organic material in the sample. The sample was wet sieved through a62 pm mesh stainless steel screen using a vacuum pump and a Millipore Hydrosol SST filter holder to separate rubble and sand from silt and clay. After drying, the rubble and sand were separated on a125pmscreen. Thesiltandclayfractionsweremeasuredusingpipetteanalysis. Biological Measurements Sediment was sampled with core tubes held by divers. The macrofauna were sampled withatube6.7cmindiameter,andsectionedatdepthintervalsof0-3cmand3-10cm. Three replicates were taken within a 2 m radius. Samples were preserved with 5% buffered formalin, sieved on 0.5 mm mesh screens, sorted, identified to the lowest taxonomic level possible, and counted. Each macrofauna sample was also used to measure biomass. Individuals were combined into higher taxa categories, i.e., Crustacea, Mollusca, Polychaeta, Ophiuroidea, and all other taxa were placed together in one remaining sample. Samples were dried for 24 hat 55 °C, and weighed. Before drying, mollusks were placed in 1 N HCI for 1 min to 8 hto dissolve the carbonate shells, and washed with fresh water. Sediment Nitrogen Measurements Sediments cores were taken to measure nitrogen changes with respect to sediment depth. Coresaretakentoadepthof1mand1-cmsectionsaretakenatarangeofdepthintervals. The range for vertical sectioning follows a logarithmic pattern, because itis anticipated that nitrogen is buried at the surface and degrades slowly over time. Distance from the surface is indicative of time since burial. The sediment is dried, ground up, and homogenized prior to analysis. Carbonandnitrogencontent, asapercentdryweightofsediment, andcarbonand nitrogen isotopic composition were measured. Samples were run using a Finnigan delta plus mass spectrometer linked to aCE instruments NC2500 elemental analyzer. This system uses a Dumas typecombustion chemistrytoconvertnitrogen andcarboninsolidsamplestonitrogen and carbon dioxide gases. These gases are purified by chemical methods and separated by gas chromatography. The stable isotopic composition ofthe separated gases is then determined by a massspectrometerdesignedforusewiththeNC2500elementalanalyzer. Standardmaterialof known isotopic composition is run every tenth sample to monitor the system and ensure the qualityofthe analyses. Statistical Analyses Statistical analyses were performed using SAS software (SAS 1991). All data (except whencalculatingdiversity)werelogtransformedpriortoanalysis. Atwo-wayANOVAwas used to test for differences in macrofauna abundance, biomass, and diversity within sampling dates and sites. Because all samples were pooled to calculate diversity, there is no interaction for that test. Ifa significant interaction was encountered then simple main effects were examined. Analysis of simple main effects is accomplished by converting the treatments into a one-way ANOVA for each date*site cell. Community structure of macrofauna species was analyzed by multivariate methods. Ordination ofsamples was performed using the non-metric multidimensional scaling (MDS) procedure described by Clarke and Warwick (2001) and implemented in Primer software (Clarke and Gorley 2001). The software creates a Bray-Curtis similarity matrix among all samples and then an MDS plot ofthe spatial relationship among the samples. The data set contains two main effects: sampling date and site, so the MDS patterns were plotted twice, once using the site name as the symbol and once using the sample sequence number as the symbol. Figure 1. Sampling locations in the Rio Grande River. Figure 2. Sampling locations in the Brazos River, San Bernard River, and Cedar Lakes. == = Abbreviations: BR Brazos River, SB San Bernard River, and CL Cedar Lakes. Water depths(m)listedinGulfofMexico. ChartbyBlueChartMapsourcesoftware. RESULTS AND DISCUSSION This report is a progress report on the work performed in the Brazos River, Rio Grande, San Bernard River, and Cedar Lakes. Sampling in these four ecosystems willcontinue through July 2005. In Fall 2005, a complete report willbe prepared based on the completed sampling design(Table 1).Forthecurrentpurposesthisreportisdividedintotwosections:oneforeach sampling period. The first section is for the current 4-year sampling period in the Brazos River andRioGrande,andthesecond sectionisforthe2-yearsamplingperiodintheSanBernard River, and Cedar Lakes. Brazos River and Rio Grande Preliminary analysis indicates the Brazos River and Rio Grande are sometimes similar and sometimes quite different (Figure 3). The Rio Grande is under going severe changes because ofreducedinflowtothatsystem. InthefirstweekofFebruary2001, asandbarformedatthe mouthoftheRioGrandeblockingexchangewiththeGulfofMexico. Theeffectwasto transform the Rio Grande into a lake rather than an estuary. The mouth was artificially opened on 18 July 2001 the International Boundary and Water Commission, but closed again on about 1 November 2001. This lake-like effect is evidenced by the lower salinities over the course ofthe present study in the Rio Grande relative to the Brazos River. The Rio Grande was open to the Gulfin2003 and2004andconsequentlysalinitiesreturnedtoestuary-likebrackishconditions. TheBrazoshas alargerrangeofsalinitythantheRioGrande,alternatingfromnearlyfull strength sea water to fresh water (Figure 3). The Brazos River salinity was high in October and July and lower in January and April in all years. Except for October 2000, July 2002, and October2003 salinitywassimilarinbothrivers inspiteofbeinginverydifferentclimaticzones. On average, the salinity in the Brazos River was 9.6 psu and salinity in the Rio Grande was 3.4 psu). The largest difference between the rivers is in the nutrient-chlorophyll dynamics (Figure The Brazos has much higher dissolved inorganic nitrogen (DIN) concentrations than the Rio 3). Grande, yet much lower chlorophyll (chi) concentrations. The chi values in the Brazos River are quite low, averaging about 9ug I 1 compared to 22 ug I*1 in the Rio Grande. In contrast, DIN concentrationsintheBrazosRiveraveraged48umolI1comparedto16umolI' 1intheRio Grande. DuringsamplingitwasnotedthattheRioGrandehasagreatdealofcyanobacteriaand filamentous greenalgae,whichlikelyaddstothehighproductivityofthatsystem. Biomassisagoodindicatorofsecondarybenthicproductivity. Biomasswasfourtimes higherintheRioGrandethanintheBrazosRiver(Figure4). Biomassaveraged3.28gm'2(± 2 22 1.83gm' standarddeviation)intheRioGrandecomparedto0.81gm'(±0.42gm' standard deviation) in the Brazos River. Concordantly, abundance was also four times higher, being 12,900individuals m'2(± 11,000individualsm'2) intheRio Grandecomparedtoonly5,200 2) in the Brazos River. individuals m 2 (± 2,400 individuals m' Biomass usually had opposite trends over time in the two systems, e.g., from October 2000 through July 2001 and July 2002 through April 2003. However, from August 2001 through July 2002 the biomass trends were the same. Thecommunitiesinthetwosystemsarequitedifferent(Figure5). Thiswasevidenced bythedominanceofmolluscsintheRioGrandeand dominanceofpolycheatesintheBrazos River. Typically, molluscan dominance indicates the fauna is dominated by species responsive to freshwater inflow (Table 3). Certain bivalve species, particularly Macoma mitchelli and Rangia flexuosaare indicator species that are responsive to inflow. , It is too early in the study to make conclusions, but preliminary data indicates that the two systems work quite differently. The Rio Grande appears to be more influenced by freshwater inflow than the Brazos River. However the difference with the connection with the sea is a confoundingfactorwithdifferenceininflow,soitwilltakeseveral yearsofdatacollectiontoget a better understanding ofthe average conditions in these two systems. The lack ofstrong exchangewiththeGulfofMexicoin2001 causedtheRioGrandetochangefromanestuarine ecosystem to a freshwater ecosystem, but from late 2002 through 2004 the system returned to brackish conditions typical of an estuary. Figure 3. Salinity, dissolved inorganic nitrogen (DIN), and chlorophyll in the Brazos River and Rio Grande. Average over all stations and depths at all sampling periods. Figure 4. Macrofauna biomass in the Brazos River and Rio Grande. Average over all stations at all sampling periods. Rio Grande-Brazos River Macrofauna Figure5. Multidimensionalscaling(MDS)plotofcommunitysimilaritybetweenriversand dates. Each point is a different sampling date, and the symbols are for the Brazos River (*B) and theRio Grande(TR). Table 3. Macrofauna species from the Brazos River and Rio Grand. Number individuals m' Species Name Brazos Rio Grande Hydrozoa (unidentified) 12 8 Anthozoa (unidentified) 4 Turbellaria (unidentified) Rhynchocoela (unidentified) 362 812 Neritina virginea 422 Littoridina sphinctostoma 24 Nudibranchia (unidentified) 8 Pelecypoda (unidentified) 43 Brachidontes exustus 225 Mulinialateralis 8 162 Rangia flexuosa 4 Macoma tenta 4 Tellina texana 4 Tellidora cristata 4 Macoma mitchelli 264 Abra aequaiis 4 Tagelus plebeius 4 4 Phyllodocidae (unidentified) Sigambra bassi 4 Parandalia ocularis 114 Gyptis vittata 8 Exogone sp. 8 Neanthessuccinea 51 Laeonereisculveri 410 Nereidae(unidentified) 84 39 618 Polydora ligni Paraprionospio pinnata 8 Polydora websteri 24 Polydora socialis 453 8 Streblospio benedicti 5381 3408 Polydora caulleryi 32 Polydora sp. 75 Cossura delta 20 Haploscoloplos fragilis 4 Capitella capitata 67 4 Heteromastus filiformis 8 Mediomastus ambiseta 4046 8080 Capitellidae (unidentified) 4 Samythella eliasoni 4 Hobsoniaflorida 4 4 Sabellidae (unidentified) Oligochaetes (unidentified) 280 2261 Sipuncula (unidentified) 24 llyocryptus spinifer 83 Ostracoda (unidentified) 4 47 Cyclopoida (commensal) 4 Pseudodiaptomus pelagicus 4 Penaeus setiferus 4 Callianassa 24 sp. Megalops 12 Species Name Mysidopsis almyra Gammarus mucronatus Brazos Rio Grande 12 12 Corophium louisianum Microprotopus spp. Grandidierellabonnieroides 4 8 4 682 4 Munnidaesp. Edotea montosa 8 4 Diptera (unidentified) Chironomid larvae 43 4 12890 Ceratopogonid larvae Damselfly numphs Potamanthidae(unidentified) Schizocardium sp. 4 4 481 4 276 San Bernard River and Cedar Lakes Aftertwo ofdatahasbeencollected,preliminaryanalysisindicatestheCedarLakes years minorbaysandthe SanBernardRiver are atthe sametimesimilarintermsofhydrography and total community productivity, but quite different in terms ofcommunity structure. The San Bernard River is a tidal estuary with freshwater inflow and connection to the sea. In contrast, the CedarLakes arecoastallagoonswithneitherdirectriverinflownor adirectconnectionwiththe sea. The Cedar Lakes minor bays and the San Bernard River have remarkably similar salinitiesandsalinitypatternsovertime(Figure6). Thesalinitiesrangefromnearfreshwater (1.7 psu) to near sea water (23.7). Salinities are lowest in fall and winter and highest in spring andsummer. Thereareslightlyhigher,about4psu,salinitiesintheCedarLakes thaninSan Bernard River. Cedar Lakes salinity averaged 14 and San Bernard River averaged 9 psu. psu The Cedar Lakes minor bays and the San Bernard River have remarkably similar nutrient-chlorophyll dynamics (Figure 6). There is slightly higher dissolved inorganic nitrogen (DIN) concentrations than the San Bernard River than the Cedar Lakes and the chlorophyll (Chi) concentrations are nearly the same. The Chi values in the Cedar Lakes is averaging about 6.3 ug I' 1comparedto7.9ugI1intheSanBernardRiver. TheDINconcentrationsintheSanBernard Riverarehigher,averaging26umolI 1comparedto13umolI 1intheCedarLakes. Biomass was five times as high in the Cedar Lakes minor bays than in the San Bernard 2 River (Figure 7). Biomass averaged 2.69 g nT2 (± 2.91 g m' standard deviation) in the Cedar Lakes comparedto0.52 gnT2(± 0.37 gnT2standard deviation)intheSanBernard River. Abundance was nearly two times higher in Cedar Lakes, 8,000 individuals nT2 (± 6,700 22 individuals nT2) than in the San Bernard River 4,200 individuals m' (± 2,900 individuals m' ) in the. Biomass was fairly constant in the San Bernard River, but increased dramatically in Cedar Lakes from October 2003 to July 2004. Onepossiblecauseofthechangeinbenthosbetween2003and2004inCedarLakes is Hurricane Claudette. Hurricane Claudette made landfall in July 11, 2003. The centeroflandfall was over MatagordaIsland,justsouthofCedarLakes. Accordingtolocalinformants,thestorm openedaGulfcutintoCedarLakes#4andthecutpersistedforsometime. Thiscutwould increase opportunities for marine species invasions into the Cedar Lakes habitats. The communities in the two systems are quite different (Figure 8). On one hand both systemshadsimilarnumbersofspecies(15forCedarLakesand 18forSanBernardRiver)and both systems were dominated by the same two polycheate species (Table 4). On the other hand, the ranks were not the same. Cedar Lakes were dominated by Mediomastus ambistea and the San Bernard River was dominated by Strehlospio benedicti. More revealing is that the more rare species were very different in the two ecosystems, with each system having nine species that did not occur in the other ecosystem. Oligocheates were highly abundant in Cedar Lakes, but the San Bernard River did not have a third dominant species. Filter feeding or suspension feeding mollusks were rare in the San Bernard River (just 0.4% ofthe fauna), and none were found in Cedar Lakes. Figure 6. Salinity, dissolved inorganic nitrogen (DIN), and chlorophyll in the Cedar Lakes and San Bernard River. Average over all stations and depths at all sampling periods. Figure 7. Macrofauna biomass in the Cedar Lakes and San Bernard River. Average over all stations at all sampling periods. Figure8. Multidimensionalscaling(MDS)plotofcommunitysimilaritybetweenriversand dates. Each point is a different sampling date, and the symbols are for the Cedar Lakes (CL) and the San Bernard (SB). Table 4. Macrofauna species fromthe Cedar Lakes and San Bernard River. Number individuals m­ . Species Name Cedar Lakes San Bernard Rhynchocoela (unidentified) 24 71 Littoridina sphinctostoma 12 Mulinia lateralis 24 Sigambra bassi 47 Sigambra tentaculata 24 Parandaliaocularis 24 Gyptis vittata 24 Microphthalmus abberrans 83 Nereidae (unidentified) 12 Polydora ligni 59 12 Paraprionospio pinnata 12 12 Malacoceros indicus 12 Streblospio benedicti 1146 4160 Polydora caulleryi 12 Spionidae (unidentified) 12 83 47 Capitella capitata Heteromastus filiformis 24 Mediomastus ambiseta 2718 1265 Hobsonia florida 12 Oligochaetes (unidentified) 875 71 24 Ostracoda (unidentified) Edotea montosa 12 Chironomid larvae 189 59 Schizocardium sp. 47 REFERENCES Behrens, E.W. 1980. On sedimentation rates and porosity. Marine Geology Letters, 35:M11­ Ml6. Clarke, K.R. and R.N. Gorley. 2001. PRIMER v5: User Manual/tutorial. Primer-E: Plymouth, U.K. Clarke, K.R. and R.M. Warwick. 2001. Change in marine communities: an approach to edition. statistical analysis and interpretation, 2nd Primer-E: Plymouth, U.K. Folk,R.L.1964. Petrologyofsedimentaryrocks. Hemphill'sPress.Austin,XX. 155pp. Jones, R.S., JJ. Cullen, R.G. Lane, W. Yoon, R.A. Rosson, R.D. Kalke, S.A. Holt and C.R. Arnold. 1986.StudiesoffreshwaterinfloweffectsontheLavacaRiverDeltaandLavaca Bay, XX. Report to the Xexas Water Development Board. Xhe University ofXexas Marine Science Institute, Port Aransas, XX. 423 pp. Kalke,R.D.andMontagna,P.A. 1991.Xheeffectoffreshwaterinflowonmacrobenthosinthe Lavaca River Delta and Upper LavacaBay, Xexas. Contributions in Marine Science , 32:49-71. Montagna,P.A.1989. NitrogenProcessStudies(NIPS):theeffectoffreshwaterinflowon benthos communities and dynamics. Xechnical Report No. XR/89-011, Marine Science Institute, Xhe University ofXexas, Port Aransas, XX, 370 pp. Montagna, P.A. 1991. Predicting long-term effects offreshwater inflow on macrobenthos in the Lavaca-Colorado and Guadalupe Estuaries. Year 2. Xechnical Report No. XR/91-004, Marine Science Institute, Xhe University ofXexas, Port Aransas, XX, 78 pp. Montagna,P.A. 1997. Effectoffreshwaterinflowonmacrobenthosproductivityandnitrogen losses in Xexas estuaries. Final report to Xexas Water Development Board, Contract No. 97-483-199, University ofXexas Marine Science Institute Xechnical Report Number XR/97-02, Port Aransas, Xexas. 157 pp. Montagna,P.A. 1998. Effectoffreshwaterinflowonmacrobenthosproductivityandnitrogen losses in Xexas estuaries. Final report to Xexas Water Development Board, Contract No. 98-483-233, University ofXexas Marine Science Institute Xechnical Report Number XR/98-03, Port Aransas, Xexas. 62 pp. Montagna, P.A. 1999. Predicting long-term effects offreshwater inflow on macrobenthos and nitrogen losses in the Lavaca-Colorado and Guadalupe Estuaries. Final Report to Texas Water Development Board. Technical Report No. TR/99-001, Marine Science Institute, The University ofTexas, Port Aransas, TX, 68 pp. Montagna,P.A. 2000. Effectoffreshwaterinflowonmacrobenthosproductivityandnitrogen losses in Texas estuaries. Final report to Texas Water Development Board, Contract No. 2000-483-323, University ofTexas Marine Science Institute Technical Report Number TR/00-03, Port Aransas, Texas. 78 pp. Montagna,P.A. 2001. EffectofFreshwaterInflowonMacrobenthosProductivityinMinorBay and River-dominated Estuaries FYOI. Final Report to Texas Water Development - Board, Contract No. 2001-483-362, University ofTexas Marine Science Institute Technical Report Number TR/01-002. Montagna,P.A. 2002. EffectofFreshwaterInflowonMacrobenthosProductivityinMinorBay and River-dominated Estuaries FYO2. Final Report to Texas Water Development - Board, Contract No. 2002-483-414, University ofTexas Marine Science Institute Technical Report Number TR/02-002. Montagna, P.A. 2003. Effect ofFreshwater Inflow on Macrobenthos Productivity in Minor Bay - and River-dominated Estuaries FYO3. Final Report to Texas WaterDevelopment Board, Contract No. 2003-483-471, University ofTexas Marine Science Institute Technical Report Number TR/03-003. 1992. The Effect ofFreshwater Inflow on Meiofaunal and Montagna, P.A. and R.D. Kalke. Macrofaunal Populations in the Guadalupe and Nueces Estuaries, Texas. Estuaries, 15:307-326. Montagna,P.A.andR.D.Kalke. 1995. EcologyofinfaunalMolluscainsouthTexasestuaries. American Malacological Bulletin 11:163-175. Montagna, P.A., and Li, J. 1996. Modeling and monitoring long-term change in macrobenthos in Texas estuaries. Final Report to the Texas Water Devlopment Board. University of Texas at Austin, Marine Science Institute, Technical Report No. TR/96-001, Port Aransas, Texas, 149 pp. Montagna,P.A.andW.B.Yoon. 1991. Theeffectoffreshwaterinflowonmeiofaunal consumption of sediment bacteria and microphytobenthos in San Antonio Bay, Texas USA. Estuarine and Coastal ShelfScience, 33:529-547. SAS Institute Inc. 1991. SAS/STAT® User’s guide, Version 6, 4th ed., Volume 2. SAS Institute Inc., Cary, North Carolina. TexasDepartmentofWaterResources. 1980a. Lavaca-Tres PalaciosEstuary:Astudyof influenceoffreshwaterinflows. PublicationLP-106. TexasDepartmentofWater Resources, Austin, Texas. 325 p. TexasDepartmentofWaterResources. 1980b.GuadalupeEstuary:Astudyofinfluenceof freshwaterinflows. TexasDepartmentofWaterResources, Austin, Texas.Publication LP-107. 321 p. Welschmeyer, N. A. 1994. Fluorometric analysis of chlorophyll ainthe presence ofchlorophyll b and pheopigments. Limnol Oceanogr., 39:1985-1992. DATA APPENDICES Hydrography = Appendix 1. Hydrographic data for all samples. Abbreviations: Bay (Brazos River BR, Rio === = Grande RG, San Bernard River SB, CL Cedar Lakes), STA = station, z depth (m), = == SAL(R) salinity by reffactometer (ppt), SAL(M) salinity by meter (psu), COND = conductivity (uS/cm), TEMP temperature (°C), DO = dissolved oxygen (mg/1). Bay Date STA z SAL(R) SAL(M) COND TEMP PH DO BR 180CT2000 A 0.00 24.8 39.04 26.50 8.09 10.00 BR 180CT2000 A 3.30 31.7 48.71 26.71 7.59 5.61 BR 180CT2000 B 0.00 22 26.0 40.79 26.68 8.04 9.43 BR 180CT2000 B 2.80 29.1 45.10 26.29 7.86 7.86 , BR 180CT2000 C 0.00 25 28.4 43.97 25.42 8.04 7.64 BR 180CT2000 C 3.00 29.2 45.20 25.04 7.99 6.57 BR 10APR2001 A 0.00 0 1.6 3.10 22.60 7.95 7.72 BR 10APR2001 A 2.50 1.7 3.26 22.60 7.92 7.69 BR 10APR2001 B 0.00 0 2.1 3.95 22.63 7.92 7.93 BR 10APR2001 B 1.60 2.1 3.96 22.57 7.91 7.90 BR 10APR2001 C 0.00 0 2.2 4.22 22.76 7.95 8.06 BR 10APR2001 C 2.60 2.4 4.60 22.75 7.91 7.94 BR 11JUL2001 A 0.00 1 3.1 5.86 32.47 7.72 5.78 BR 11JUL2001 A 3.10 24.2 38.37 32.34 7.30 2.81 BR 11JUL2001 B 0.00 2 4.6 8.37 32.96 7.88 6.66 BR 11JUL2001 B 1.90 7.4 14.41 32.43 7.74 5.60 BR 11JUL2001 C 0.00 5 6.7 11.82 32.87 7.88 6.53 BR 11JUL2001 C 1.60 19.6 32.70 31.30 7.80 5.76 BR 120CT2001 A 0.00 2 5.6 9.88 24.40 7.70 5.64 BR 120CT2001 A 3.20 19.7 31.67 26.05 7.64 3.94 BR 120CT2001 0.00 3 6.1 10.77 B 24.44 7.71 6.04 BR 120CT2001 B 1.50 8.3 14.05 24.64 7.70 5.58 BR 120CT2001 C 0.00 5 8.3 14.37 24.86 7.71 6.10 BR 120CT2001 C 1.96 21.7 34.11 25.58 7.87 5.27 BR 08JAN2002 A 0.00 0 3.0 5.52 10.43 7.94 10.12 BR 08JAN2002 A 2.30 3.1 5.96 10.47 7.94 10.03 BR 08JAN2002 B 0.00 0 3.4 6.16 10.58 7.95 10.12 BR 08JAN2002 B 2.30 3.4 6.16 10.57 7.94 9.83 BR 08JAN2002 C 0.00 0 3.6 6.61 10.80 7.93 9.88 BR 08JAN2002 C 1.85 3.7 6.68 10.74 7.91 9.80 BR 12APR2002 A 0.00 0 1.9 3.62 21.53 7.70 5.28 BR 12APR2002 A 2.80 1.9 3.37 21.53 7.69 4.95 BR 12APR2002 B 0.00 0 1.9 3.51 21.58 7.68 5.06 BR 12APR2002 B 1.50 1.9 3.57 21.54 7.69 5.02 BR 12APR2002 C . 0.00 0 1.8 3.51 21.68 7.69 5.11 BR 12APR2002 C 2.50 1.9 3.58 21.61 7.69 5.05 BR 08JUL2002 A 0.00 10 12.9 21.80 33.19 8.20 11.04 BR 08JUL2002 A 2.30 23.4 37.21 32.16 7.63 2.69 , BR 08JUL2002 B 0.00 12 14.4 23.96 33.06 8.22 10.67 BR 08JUL2002 B 2.00 22.3 35.57 31.95 7.73 3.32 BR 08JUL2002 C 0.00 12 15.3 25.31 32.76 8.24 10.47 BR 08JUL2002 C 2.50 22.2 35.55 31.54 7.86 4.66 BR 160CT2002 A 0.10 2 5.1 9.10 24.65 7.53 5.61 BR 160CT2002 A 2.70 16.9 27.49 24.62 7.64 3.82 BR 160CT2002 B 0.10 4 5.8 10.32 24.80 7.72 5.92 BR 160CT2002 B 1.80 14.1 22.70 24.21 7.64 4.03 BR 160CT2002 C 0.10 6 9.5 16.31 24.41 7.73 5.16 BR 160CT2002 C 2.10 16.5 27.02 24.24 7.77 4.31 BR 08JAN2003 A 0.10 0 2.7 5.08 13.15 7.68 9.52 BR 08JAN2003 A 2.90 2.7 5.08 13.14 7.71 9.00 BR 08JAN2003 B 0.10 0 2.8 5.12 13.27 7.76 9.14 BR 08JAN2003 B 1.50 2.8 5.12 13.28 7.77 9.03 BR 08JAN2003 C 0.10 0 2.8 5.24 13.10 7.75 8.89 BR 08JAN2003 C 1.40 2.8 5.24 13.11 7.75 8.86 BR 09APR2003 A 0.10 2 3.6 6.61 20.99 8.01 9.34 BR 09APR2003 A 2.90 16.2 26.66 19.70 7.76 7.47 BR 09APR2003 B 0.10 2 5.1 9.05 20.77 8.02 9.14 BR 09APR2003 B 1.30 5.1 9.06 20.75 8.02 9.20 BR 09APR2003 C 0.10 4 6.6 11.40 20.46 8.02 8.85 BR 09APR2003 C 1.50 7.8 13.31 20.37 8.00 8.81 BR 01JUL2003 A 0.10 2 5.3 9.52 31.42 7.83 6.76 BR 01JUL2003 A 2.90 18.3 29.73 31.39 7.60 4.01 BR 01JUL2003 B 0.10 3 4.8 8.74 31.72 7.97 7.65 BR 01JUL2003 B 2.50 16.9 27.67 30.70 7.67 4.44 BR 01JUL2003 C 0.10 6 7.1 12.51 31.90 7.94 6.87 BR 01JUL2003 C 2.40 19.0 30.78 30.57 7.89 4.43 BR 070CT2003 A 0.10 6 9.3 16.02 28.69 7.92 8.29 BR 070CT2003 A 2.80 22.5 35.81 27.58 7.37 3.29 BR 070CT2003 B 0.10 7 9.6 16.52 28.80 8.06 8.79 BR 070CT2003 B 2.40 20.8 33.23 27.01 7.61 4.43 BR 070CT2003 C 0.10 8 11.6 19.50 28.34 8.09 9.66 BR 070CT2003 C 3.20 21.5 34.34 27.11 7.98 7.28 BR 21JAN2004 A 0.10 2 4.8 8.56 14.60 7.64 8.15 BR 21JAN2004 A 2.40 4.8 8.61 14.61 7.65 8.12 BR 21JAN2004 B 0.10 3 5.3 9.33 14.69 7.54 7.90 BR 21JAN2004 B 2.70 5.5 9.65 14.73 7.58 7.83 BR 21JAN2004 C 0.10 3 5.5 9.80 14.73 7.57 7.81 BR 21JAN2004 C 1.70 5.6 9.91 14.75 7.58 7.77 BR 13APR2004 A 0.10 0 2.4 4.51 21.75 8.02 7.67 BR 13APR2004 A 2.60 2.4 4.53 21.77 8.02 7.58 BR 13APR2004 B 0.10 1 2.6 4.91 21.68 8.18 7.51 BR 13APR2004 B 2.40 2.6 4.91 21.79 8.24 7.48 BR 13APR2004 C 0.10 1 3.3 6.08 21.54 8.31 7.46 BR 13APR2004 C 1.30 3.6 6.64 21.43 8.28 7.29 BR 21JUL2004 A 0.10 0 3.2 5.90 32.02 7.51 7.97 BR 21JUL2004 A 2.70 6.6 11.70 31.14 7.41 6.93 BR 21JUL2004 B 0.10 0 3.4 6.38 32.01 7.76 8.10 BR 21JUL2004 B 2.20 8.3 14.34 31.28 7.54 6.82 BR 21JUL2004 C 0.10 2 3.8 7.05 32.07 7.77 8.37 BR 21JUL2004 C 1.40 4.1 7.23 32.04 7.78 8.20 BR 180CT2004 A 0.10 3 5.1 9.15 26.01 7.65 6.73 BR 180CT2004 A 2.00 5.3 9.44 25.70 7.63 6.53 BR 180CT2004 B 0.10 2 4.5 8.15 26.53 7.71 7.15 BR 180CT2004 B 1.50 6.0 10.53 25.57 7.59 6.23 BR 180CT2004 C 0.10 3 5.1 9.19 27.30 7.80 7.34 BR 180CT2004 C 1.00 6.7 11.75 26.76 7.74 6.77 BR 10JAN2005 A 0.10 0 1.8 3.48 16.60 8.03 9.73 BR 10JAN2005 A 3.70 2.1 3.89 15.96 7.98 9.60 BR 10JAN2005 B 0.10 0 1.9 3.64 16.26 7.94 9.65 BR 10JAN2005 B 3.40 1.9 3.65 16.14 7.94 9.61 BR 10JAN2005 C 0.10 0 2.3 4.28 16.39 7.97 9.67 BR 10JAN2005 C 2.30 3.0 5.89 15.93 7.95 9.29 RG 240CT2000 A 0.00 3 4.8 8.59 26.43 8.94 11.87 RG 240CT2000 A 0.38 4.8 8.58 26.46 8.93 11.34 RG 240CT2000 B 0.00 5.5 9.80 26.84 8.90 10.56 RG 240CT2000 B 0.28 5.5 9.89 26.74 8.90 9.79 RG 240CT2000 C 0.00 6 7.7 13.50 27.48 8.40 9.54 RG 240CT2000 C 0.32 7.8 13.50 27.48 8.38 8.77 RG 10JAN2001 A 0.00 4.5 15.48 8.45 10.23 RG 10JAN2001 A 0.80 4.5 15.46 8.57 9.65 RG 10JAN2001 B 0.00 5.0 15.19 8.20 9.65 RG 10JAN2001 B 0.75 5.0 15.14 8.38 9.55 RG 10JAN2001 C 0.00 8.6 18.13 8.75 9.70 RG 10JAN2001 C 0.64 8.6 18.13 8.80 8.40 RG 14APR2001 A 1.4 27.08 8.69 5.98 RG 14APR2001 A 0.00 1.4 27.08 8.65 6.62 RG 14APR2001 B 1.5 26.63 8.64 6.41 RG 14APR2001 B 0.00 1.5 26.66 8.60 6.55 RG 14APR2001 C 2.3 26.19 8.42 4.82 RG 14APR2001 C 0.00 2.3 26.18 8.36 5.68 RG 07JUL2001 A 0.00 0.7 12.96 30.18 8.44 6.99 RG 07JUL2001 A 0.65 0.7 12.96 30.17 8.44 6.71 RG 07JUL2001 B 0.00 0.7 13.08 29.62 8.45 7.12 RG 07JUL2001 B 0.61 0.7 13.07 29.61 8.46 6.74 RG 07JUL2001 C 0.00 0.9 1.76 28.46 8.44 5.62 RG 07JUL2001 C 0.60 0.9 1.76 28.42 8.41 5.02 RG 200CT2001 A 0.00 8.2 14.11 26.08 8.34 8.67 RG 200CT2001 A 0.50 8.2 14.11 26.09 8.36 8.99 RG 200CT2001 B 0.00 8.7 15.06 26.41 8.32 8.30 RG 200CT2001 B 0.50 8.9 15.35 26.34 8.36 8.00 RG 200CT2001 C 0.00 10.5 17.87 25.79 8.74 9.76 RG 200CT2001 C 0.35 10.6 18.02 25.32 8.23 9.06 RG 21JAN2002 A 0.00 0.9 16.13 19.78 8.89 7.53 RG 21JAN2002 A 0.47 0.9 16.16 19.76 8.88 6.68 RG 21JAN2002 B 0.00 0.9 16.28 19.70 8.98 7.40 RG 21JAN2002 B 0.39 0.9 16.28 19.70 8.96 6.80 RG 21JAN2002 C 0.00 1.2 22.83 19.72 9.13 5.99 RG 21JAN2002 C 0.35 1.2 22.91 19.72 9.14 5.14 RG 13APR2002 A 0.00 0.8 15.12 26.08 8.77 5.69 RG 13APR2002 A 0.65 0.8 15.13 26.05 8.77 5.25 RG 13APR2002 B 0.00 0.8 15.32 25.65 8.79 5.68 RG 13APR2002 B 0.61 0.8 15.34 25.64 8.78 5.47 RG 13APR2002 C 0.00 1.4 26.77 25.30 8.65 4.31 RG 13APR2002 C 0.59 1.4 26.78 25.27 8.63 4.22 RG 09JUL2002 A 0.00 0.9 1.67 30.03 8.39 6.45 RG 09JUL2002 A 0.60 0.9 1.67 30.03 8.39 6.24 RG 09JUL2002 B 0.00 0.9 1.69 29.53 8.46 5.90 RG 09JUL2002 B 0.60 0.9 1.68 29.46 8.44 5.41 RG 09JUL2002 D 0.00 0.7 1.47 29.86 8.48 5.80 RG 09JUL2002 D 0.50 0.7 1.48 29.85 8.47 5.50 RG 190CT2002 A 0.10 1.1 2.22 26.13 8.26 9.00 RG 190CT2002 A 0.97 1.1 2.21 26.14 8.23 8.65 RG 190CT2002 B 0.10 1.9 3.67 26.78 8.29 8.31 RG 190CT2002 B 0.77 1.9 3.68 26.57 8.25 6.85 RG 190CT2002 C 0.10 4.6 8.31 18.99 8.20 9.24 RG 190CT2002 C 0.14 4.8 8.74 19.49 8.31 9.90 RG 190CT2002 D 0.10 3.0 5.57 26.28 8.42 8.46 RG 190CT2002 D 0.79 3.1 5.66 25.99 8.39 8.37 RG 190CT2002 E 0.10 3.3 6.23 20.78 8.16 9.40 RG 190CT2002 E 0.62 3.3 6.09 20.74 8.15 8.62 RG 10JAN2003 A 0.03 2.0 3.94 19.19 8.40 8.44 RG 10JAN2003 A 0.60 2.2 4.13 19.22 8.40 8.13 RG 10JAN2003 B 0.03 4.1 7.52 19.26 8.41 8.92 RG 10JAN2003 B 0.58 4.2 7.68 19.30 8.41 7.92 RG 10JAN2003 C 0.03 9.2 15.80 19.61 8.42 9.23 RG 10JAN2003 C 0.47 9.3 16.10 19.65 8.42 9.35 RG 10JAN2003 D 0.03 7.5 13.17 19.72 8.44 8.42 RG 10JAN2003 D 0.71 8.3 14.32 20.03 8.41 7.08 RG 10JAN2003 E 0.03 9.3 16.00 19.59 8.40 9.35 RG 10JAN2003 E 0.67 9.3 16.10 19.55 8.44 9.35 RG 05APR2003 A 0.00 24.6 3.91 24.60 8.78 8.52 RG 05APR2003 A 0.68 2.1 3.61 24.65 8.77 7.35 RG 05APR2003 B 0.00 4.2 7.56 23.57 8.85 8.40 RG 05APR2003 B 0.98 4.7 8.38 22.97 8.83 7.25 RG 05APR2003 C 0.00 7.5 13.10 23.31 8.83 7.51 RG 05APR2003 C 0.57 8.8 15.10 22.81 8.80 8.82 RG 05APR2003 D 0.00 8.3 14.49 22.47 8.80 7.76 RG 05APR2003 D 0.70 15.3 23.10 22.30 8.67 5.93 RG 05APR2003 E 0.00 14.3 23.70 22.19 8.68 6.95 RG 05APR2003 E 0.65 15.3 25.30 22.12 8.67 6.50 RG 11JUL2003 A 0.30 1.8 3.51 30.22 7.80 6.35 RG 11JUL2003 A 0.61 1.9 3.56 30.22 7.80 5.70 RG 11JUL2003 B 0.30 3.5 6.47 30.01 7.90 6.59 RG 11JUL2003 B 0.58 3.5 6.43 30.02 7.93 6.10 RG 11JUL2003 C 0.30 5.5 9.73 28.80 8.00 5.81 RG 11JUL2003 C 0.53 5.6 9.92 28.74 8.00 5.08 RG 11JUL2003 D 0.30 5.9 10.36 28.97 8.00 5.99 RG 11JUL2003 D 0.60 6.2 11.95 28.98 7.97 5.66 RG 11JUL2003 E 0.30 7.4 12.70 28.52 7.99 5.70 RG 11JUL2003 E 0.57 7.4 12.81 28.51 7.99 5.48 RG 17NOV2003 A 0.30 0.9 1.87 25.70 7.93 7.30 RG 17NOV2003 A 0.51 0.9 1.87 25.70 7.91 6.84 RG 17NOV2003 B 0.03 1.0 1.89 26.18 8.03 7.86 RG 17NOV2003 B 0.47 1.0 1.89 26.15 8.00 5.37 RG 17NOV2003 C 0.03 1.2 2.35 26.68 8.68 10.32 RG 17NOV2003 C 0.47 1.2 2.34 26.67 8.65 9.02 RG 17NOV2003 D 0.03 1.0 1.97 26.40 8.10 8.90 RG 17NOV2003 D 0.57 1.0 1.97 26.41 8.11 7.97 RG 17NOV2003 E 0.03 1.0 1.99 26.61 8.06 7.90 RG 17NOV2003 E 0.51 1.0 1.99 26.61 8.05 7.26 RG 05JAN2004 A 0.01 1.2 2.27 20.81 7.97 7.45 RG 05JAN2004 A 0.55 1.2 2.26 20.80 8.02 6.89 RG 05JAN2004 B 0.10 1.1 2.26 20.82 7.98 7.31 RG 05JAN2004 B 0.51 1.1 2.26 20.81 8.03 6.31 RG 05JAN2004 C 0.10 2.3 4.38 20.52 8.10 8.01 RG 05JAN2004 C 0.39 2.3 4.38 20.56 8.13 7.30 RG 05JAN2004 D 0.10 2.1 4.01 20.63 8.14 7.14 RG 05JAN2004 D 0.61 2.1 4.01 20.63 8.15 7.04 RG 05JAN2004 E 0.10 4.5 8.18 20.57 8.19 7.51 RG 05JAN2004 E 0.57 4.7 8.55 20.66 8.23 6.88 RG 10APR2004 A 0.01 0.8 1.64 25.88 8.65 7.83 RG 10APR2004 A 0.65 0.8 1.64 25.87 8.67 7.01 RG 10APR2004 B 0.01 0.8 1.62 26.31 8.99 8.84 RG 10APR2004 B 0.58 0.8 1.62 26.28 8.98 8.52 RG 10APR2004 C 0.01 0.8 1.65 26.06 9.05 9.31 RG 10APR2004 C 0.62 0.9 1.71 25.83 9.03 7.92 RG 10APR2004 D 0.01 0.8 1.60 26.29 9.13 9.58 RG 10APR2004 D 0.65 0.8 1.61 26.27 9.11 9.00 RG 10APR2004 E 0.01 0.9 1.71 26.49 9.25 10.42 RG 10APR2004 E 0.69 0.9 1.71 26.57 9.23 10.00 RG 08JUL2004 A 0.01 0.6 1.15 30.47 7.23 5.83 RG 08JUL2004 A 0.62 0.6 1.15 30.45 7.22 5.66 RG 08JUL2004 B 0.01 0.6 1.16 30.34 7.42 5.59 RG 08JUL2004 B 0.60 0.6 1.16 30.33 7.32 5.38 RG 08JUL2004 C 0.01 0.6 1.30 29.98 7.69 6.71 RG 08JUL2004 C 0.55 0.6 1.28 30.01 7.65 6.23 RG 08JUL2004 D 0.01 0.6 1.16 30.12 7.37 5.82 RG 08JUL2004 D 0.61 0.6 1.16 30.12 7.41 5.74 RG 08JUL2004 E 0.01 0.6 1.17 29.92 7.40 6.17 RG 08JUL2004 E 0.60 0.6 1.17 29.93 7.43 5.86 SB 160CT2002 A 0.10 0 0.2 0.33 23.63 7.77 6.14 SB 160CT2002 A 1.55 0 0.2 0.35 21.53 7.63 5.64 SB 160CT2002 B 0.10 0 2.0 3.73 22.45 7.87 6.44 SB 160CT2002 B 1.10 0 2.6 4.90 21.22 7.71 6.27 SB 08JAN2003 A 0.10 0 0.1 0.25 13.83 7.67 9.10 SB 08JAN2003 A 1.09 0.1 0.26 13.85 7.61 8.61 SB 08JAN2003 B 0.10 0 1.6 3.01 14.04 7.74 9.48 SB 08JAN2003 B 1.50 3.6 6.50 13.45 7.65 8.87 SB 09APR2003 A 0.10 7 10.6 17.83 18.27 8.28 9.58 SB 09APR2003 A 2.00 11.7 19.55 17.86 8.20 9.07 SB 09APR2003 B 0.10 15 16.7 27.14 16.55 8.07 9.32 SB 09APR2003 B 1.70 16.7 27.16 16.55 8.08 9.23 SB 01JUL2003 A 0.10 15 17.6 28.71 30.71 7.98 7.21 SB 01JUL2003 A 1.60 22.1 35.31 29.97 7.67 5.10 SB 01JUL2003 B 0.10 18 21.5 34.37 29.68 8.13 6.89 SB 01JUL2003 B 1.80 21.6 34.59 29.19 8.08 6.17 SB 070CT2003 A 0.10 5 6.9 12.14 27.18 7.43 7.05 SB 070CT2003 A 1.40 8.5 14.65 26.11 7.21 5.82 SB 070CT2003 B 0.10 12 14.8 24.55 27.05 7.54 6.75 SB 070CT2003 B 1.50 23.7 37.48 25.87 7.80 6.33 SB 20JAN2004 A 0.10 0 0.1 0.27 14.95 7.66 7.98 SB 20JAN2004 A 2.30 0.1 0.27 14.95 7.59 7.62 SB 20JAN2004 B 0.10 6 8.3 14.35 14.83 7.75 9.20 SB 20JAN2004 B 1.90 22.7 35.85 14.69 7.87 8.95 SB 13APR2004 A 0.10 0 1.0 1.99 19.79 7.60 6.83 SB 13APR2004 A 1.20 1.1 2.12 19.74 7.67 6.78 SB 13APR2004 B 0.10 2 5.0 8.91 20.64 7.77 7.87 SB 13APR2004 B 0.10 1 2.6 4.91 21.68 8.18 7.51 SB 21JUL2004 A 0.10 5 7.6 13.39 31.60 7.94 8.86 SB 21JUL2004 A 1.20 7.9 13.72 31.53 7.91 8.32 SB 21JUL2004 B 0.10 24 26.4 41.42 31.42 7.89 8.79 SB 21JUL2004 B 0.90 26.4 41.45 31.10 7.87 8.84 SB 180CT2004 A 0.10 0 0.5 0.94 26.00 7.60 6.81 SB 180CT2004 A 0.80 0.5 9.94 25.94 7.53 6.53 SB 180CT2004 B 0.10 6 4.7 8.65 27.20 7.55 6.97 SB 180CT2004 B 1.00 7.5 13.13 26.38 7.56 6.35 SB 10JAN2005 A 0.10 4 6.5 11.44 18.35 8.14 10.04 SB 10JAN2005 A 0.90 6.8 11.87 17.80 8.11 9.81 SB 10JAN2005 B 0.10 12 14.8 24.23 18.00 8.11 9.52 SB 10JAN2005 B 1.40 16.5 26.86 16.65 7.97 7.71 CL 160CT2002 A 0.35 2 3.6 6.57 18.50 7.71 8.33 CL 160CT2002 B 0.37 5 8.0 13.99 21.61 7.87 8.33 CL 08JAN2003 A 0.23 4 5.0 8.94 15.33 8.78 11.56 CL 08JAN2003 B 0.22 6 8.1 13.87 16.65 8.47 12.53 CL 09APR2003 A 0.10 16 19.3 31.02 12.79 8.13 10.99 CL 09APR2003 B 0.10 30 22.5 35.65 17.80 7.98 9.40 CL 01JUL2003 A 0.50 20 23.2 36.84 28.99 7.92 5.33 CL 01JUL2003 B 0.50 20 24.3 38.39 30.30 7.93 6.55 CL 070CT2003 A 0.45 15 17.0 27.77 26.46 7.42 6.06 CL 070CT2003 B 0.50 15 16.8 27.42 26.95 7.56 6.45 CL 20JAN2004 A 0.25 10 12.1 20.29 12.88 8.28 10.77 CL 20JAN2004 B 0.30 3 5.7 10.09 12.90 7.65 9.47 CL 13APR2004 A 0.10 10 13.0 21.64 16.83 8.40 11.97 CL 13APR2004 B 0.10 14 16.9 27.39 18.91 7.96 7.61 CL 21JUL2004 A 0.20 15 18.7 30.49 32.76 7.79 7.21 CL 21JUL2004 B 0.45 16 18.0 29.50 33.72 7.97 9.45 CL 180CT2004 A 0.40 8 10.4 17.62 28.22 7.48 8.03 CL 180CT2004 B 0.55 6 8.9 15.28 28.56 7.90 7.94 CL 10JAN2005 A 0.10 12 13.7 22.69 21.40 8.24 10.00 CL 10JAN2005 B 0.10 16 18.5 29.87 20.28 8.36 11.59 CL 10JAN2005 B 0.35 18.5 29.87 20.28 8.36 11.59 Nutrients = Appendix 2. Nutrient and chlorophyll data for all samples. Abbreviations: Bay (Christmas Bay CB,BrazosRiver=BR,Rio Grande=RG, SanBernardRiver=SB,CL=CedarLakes),STA= == station, N+N nitrate plus nitrite, Chi chlorophyll a. Water depth is in m. Nutrient concentrations are in umol/1. Chlorophyll concentrations in ug/1. Bay Date STA Depth P0 SI0 N+N nh Chi 44 4 BR 180CT2000 A 0.10 1.646 62 37.66 5.396 BR 180CT2000 A 3.30 1.917 45 36.56 15.744 BR 180CT2000 B 0.10 0.688 32 30.79 3.668 BR 180CT2000 B 2.80 2.164 45 35.90 15.063 BR 180CT2000 C 0.10 1.310 42 26.15 15.880 BR 180CT2000 C 3.00 1.207 31 22.42 16.031 BR 10JAN2001 A 0.10 1.740 237 32.58 3.24 6.760 BR 10JAN2001 A 2.60 2.030 284 29.57 10.26 7.390 BR 10JAN2001 B 0.10 1.660 287 25.49 5.71 6.990 BR 10JAN2001 2.80 B 2.81 BR 10JAN2001 C 0.10 1.490 307 21.53 3.53 6.560 BR 10JAN2001 C 2.40 1.740 286 37.24 6.90 6.960 BR 10APR2001 A 0.10 11.18 233 57.40 5.14 4.050 BR 10APR2001 A 2.50 1.200 318 51.31 5.58 3.890 BR 10APR2001 B 0.10 0.000 362 54.36 6.03 4.820 BR 10APR2001 B 1.60 1.260 324 56.89 3.62 4.810 BR 10APR2001 C 0.10 1.330 250 59.46 4.52 4.510 BR 10APR2001 C 2.60 1.550 349 59.46 5.45 4.970 BR 11JUL2001 A 0.10 3.310 349 9.380 5.84 4.630 BR 11JUL2001 A 3.10 4.340 156 11.15 23.90 25.550 BR 11JUL2001 B 0.10 3.480 335 4.230 6.46 5.170 BR 11JUL2001 B 1.90 3.150 330 4.180 7.20 2.090 BR 11JUL2001 C 0.10 3.490 350 66.65 7.94 5.100 BR 11JUL2001 C 1.60 3.930 214 46.83 21.67 8.310 BR 120CT2001 A 3.620 181 32.82 9.10 11.060 BR 120CT2001 A 0.10 2.840 170 25.26 9.14 10.010 BR 120CT2001 B 4.260 188 33.19 11.88 13.270 BR 120CT2001 B 0.10 2.840 167 23.81 8.74 9.840 BR 120CT2001 C 2.180 118 19.71 6.20 9.700 BR 120CT2001 C 0.10 2.550 158 26.53 7.72 11.150 BR 08JAN2002 A 0.10 2.990 178 50.05 3.98 2.260 BR 08JAN2002 A 2.30 2.940 170 50.44 3.76 2.150 BR 08JAN2002 B 0.10 2.900 170 50.93 3.68 2.250 BR 08JAN2002 B 2.30 2.810 163 50.80 4.42 2.200 BR 08JAN2002 C 0.10 2.500 166 49.00 3.26 2.100 BR 08JAN2002 C 1.85 2.500 142 47.70 3.62 2.190 BR 12APR2002 A 0.10 3.490 109 45.45 4.10 6.640 BR 12APR2002 A 2.80 4.250 105 45.98 5.68 6.710 BR 12APR2002 B 0.10 4.310 111 46.36 6.34 7.660 BR 12APR2002 B 1.50 3.820 102 45.16 9.12 8.570 BR 12APR2002 C 0.10 3.900 106 46.34 5.86 6.770 BR 12APR2002 C 2.50 4.380 104 44.78 6.70 7.430 BR 08JUL2002 A 0.10 0.730 185 51.09 36.00 6.030 BR 08JUL2002 A 2.30 1.660 124 51.86 11.68 28.050 BR 08JUL2002 B 0.10 0.460 171 50.95 39.50 0.680 BR 08JUL2002 B 2.00 1.370 116 48.71 17.36 24.200 BR 08JUL2002 C 0.10 0.310 166 49.21 39.00 0.050 BR 08JUL2002 C 2.50 0.750 123 44.28 19.06 13.110 BR 160CT2002 A 0.10 2.760 108 26.63 5.92 20.530 BR 160CT2002 A 2.70 2.290 94 14.29 4.30 8.160 BR 160CT2002 B 0.10 2.970 123 26.30 6.33 21.270 BR 160CT2002 B 1.80 1.970 86 17.66 4.68 14.530 BR 160CT2002 C 0.10 2.210 97 20.50 5.01 17.020 BR 160CT2002 C 2.10 2.560 93 20.38 5.11 15.300 BR 08JAN2003 A 0.10 1.085 168 49.00 3.90 4.370 BR 08JAN2003 A 2.90 1.265 168 49.08 5.62 4.390 BR 08JAN2003 B 0.10 1.000 168 50.97 3.53 4.115 BR 08JAN2003 B 1.50 1.015 167 26.97 4.08 4.035 BR 08JAN2003 C 0.10 0.810 174 51.92 3.93 3.685 BR 08JAN2003 C 1.40 0.950 187 51.14 3.67 3.820 BR 09APR2003 A 0.10 0.790 175 78.46 12.86 2.210 BR 09APR2003 A 2.90 0.690 171 77.25 11.07 3.200 BR 09APR2003 B 0.10 0.710 172 78.41 10.81 3.370 BR 09APR2003 B 1.30 0.760 153 78.98 9.86 2.980 BR 09APR2003 C 0.10 0.830 167 78.93 7.95 3.660 BR 09APR2003 C 1.50 1.000 166 79.92 7.29 3.340 BR 01JUL2003 A 0.10 0.790 175 78.46 10.42 2.210 BR 01JUL2003 A 2.90 0.690 171 77.25 3.09 3.200 BR 01JUL2003 B 0.10 0.710 172 78.41 12.58 3.370 BR 01JUL2003 B 2.50 0.760 153 78.98 3.02 2.980 BR 01JUL2003 C 0.10 0.830 167 78.93 9.59 3.660 BR 01JUL2003 C 2.40 1.000 166 79.92 3.66 3.340 BR 070CT2003 A 0.10 3.535 191 22.58 7.91 6.805 BR 070CT2003 A 2.80 3.020 111 20.07 6.12 34.930 BR 070CT2003 B 0.10 3.180 200 18.76 9.96 5.335 BR 070CT2003 B 2.40 2.290 110 11.83 10.26 18.130 BR 070CT2003 C 0.10 2.855 195 17.22 10.50 3.645 BR 070CT2003 C 3.20 1.535 89 7.210 9.64 6.850 BR 21JAN2004 A 0.10 3.990 142 32.22 9.45 7.300 BR 21JAN2004 A 2.40 4.035 153 31.03 9.77 7.220 BR 21JAN2004 B 0.10 4.130 132 31.27 7.75 8.430 BR 21JAN2004 B 2.70 4.005 162 30.88 10.22 7.340 BR 21JAN2004 C 0.10 3.940 149 30.41 7.98 7.460 BR 21JAN2004 C 1.70 3.700 153 30.44 9.25 6.735 BR 13APR2004 A 0.10 1.315 112 14.83 24.87 10.170 BR 13APR2004 A 2.60 1.190 118 16.24 27.88 9.975 BR 13APR2004 B 0.10 1.020 100 11.47 33.65 9.720 BR 13APR2004 B 2.40 1.335 104 9.250 35.67 10.045 BR 13APR2004 C 0.10 2.030 92 10.64 30.80 9.460 BR 13APR2004 C 1.30 1.010 93 11.23 33.42 9.455 BR 21JUL2004 A 0.10 1.655 175 24.07 4.96 3.950 BR 21JUL2004 A 2.70 1.610 153 21.66 5.90 7.120 BR 21JUL2004 B 0.10 1.735 183 25.39 6.72 3.415 BR 21JUL2004 B 2.20 1.670 171 25.48 6.32 5.740 BR 21JUL2004 C 0.10 1.990 196 30.86 6.42 3.695 BR 21JUL2004 C 1.40 1.980 197 29.45 7.09 3.580 BR 180CT2004 A 0.10 4.560 121 56.38 2.66 8.230 BR 180CT2004 A 2.00 5.870 110 58.27 2.24 8.275 BR 180CT2004 B 0.10 4.565 117 58.86 2.78 8.460 BR 180CT2004 B 1.50 4.355 124 54.09 2.13 11.995 BR 180CT2004 C 0.10 3.960 129 55.50 4.70 8.325 BR 180CT2004 C 1.00 4.395 139 58.35 5.17 8.600 BR 10JAN2005 A 0.10 BR 10JAN2005 A 3.70 BR 10JAN2005 B 0.10 BR 10JAN2005 B 3.40 BR 10JAN2005 C 0.10 BR 10JAN2005 C 2.30 RG 240CT2000 A 0.10 4.432 149 0.000 66.64 0.826 RG 240CT2000 A 0.38 4.504 145 0.000 58.88 0.802 RG 240CT2000 B 0.10 6.486 169 0.000 33.45 0.841 RG 240CT2000 B 0.28 6.558 156 0.000 33.19 0.817 RG 240CT2000 C 0.10 6.630 178 0.000 17.96 0.778 RG 240CT2000 C 0.32 6.651 181 0.000 17.17 0.960 RG 10JAN2001 A 0.10 8.820 188 37.24 50.11 0.700 RG 10JAN2001 A 0.80 9.240 198 37.48 55.96 0.480 RG 10JAN2001 B 0.10 6.480 183 23.58 37.65 1.030 RG 10JAN2001 B 0.75 6.860 178 22.37 38.15 1.060 RG 25JAN2001 C 0.10 20.35 RG 25JAN2001 C 0.64 21.11 RG 14APR2001 A 0.10 6.150 44 0.790 40.57 74.840 RG 14APR2001 A 0.80 5.890 38 0.850 36.76 0.660 RG 14APR2001 B 0.10 6.590 41 0.830 37.26 1.030 RG 14APR2001 B 0.75 6.660 48 0.880 33.58 0.790 RG 14APR2001 C 0.10 5.430 112 0.980 37.01 0.610 RG 14APR2001 C 0.64 5.190 111 0.860 37.65 0.560 RG 07JUL2001 A 0.10 5.190 64 0.540 13.56 0.390 RG 07JUL2001 A 0.65 5.420 104 0.560 14.73 0.350 RG 07JUL2001 B 0.10 5.180 99 0.590 17.25 0.560 RG 07JUL2001 B 0.61 5.300 81 0.580 17.32 0.400 RG 07JUL2001 C 0.10 5.100 158 0.640 25.84 0.310 RG 07JUL2001 C 0.60 0.320 0 0.320 27.12 0.320 RG 200CT2001 A 0.10 8.500 63 0.840 9.77 1.120 RG 200CT2001 A 0.70 7.900 58 0.870 9.16 1.080 RG 200CT2001 B 0.10 7.910 47 1.330 3.84 1.410 RG 200CT2001 B 0.70 8.340 63 1.030 5.62 1.250 RG 200CT2001 C 0.10 3.630 49 0.850 27.47 0.950 RG 200CT2001 C 0.57 3.750 52 0.810 27.17 0.980 RG 21JAN2002 A 0.10 10.28 81 32.90 35.48 13.590 RG 21JAN2002 A 0.62 9.790 74 31.59 26.43 5.940 RG 21JAN2002 B 0.10 8.390 75 29.32 32.77 3.970 RG 21JAN2002 B 0.54 8.370 91 30.70 39.00 4.360 RG 21JAN2002 C 0.10 4.130 116 1.750 42.43 0.690 RG 21JAN2002 C 0.50 3.680 114 1.110 45.53 1.100 RG 13APR2002 A 0.10 9.650 65 1.030 13.25 0.470 RG 13APR2002 A 0.65 9.500 64 0.970 16.24 0.410 RG 13APR2002 B 0.10 7.400 79 0.420 10.32 28.370 RG 13APR2002 B 0.61 7.230 72 1.000 13.08 4.980 RG 13APR2002 C 0.10 5.760 181 0.820 14.74 0.390 RG 13APR2002 C 0.59 5.270 162 1.930 15.34 64.340 RG 09JUL2002 A 0.10 13.43 346 0.620 7.58 0.720 RG 09JUL2002 A 0.60 13.20 354 0.670 7.39 0.450 RG 09JUL2002 B 0.10 12.97 354 0.780 10.54 9.470 RG 09JUL2002 B 0.60 13.54 342 0.690 11.42 6.440 RG 09JUL2002 D 0.10 11.53 344 0.750 13.25 83.290 RG 09JUL2002 D 0.50 11.69 320 0.570 9.70 10.980 RG 190CT2002 A 0.10 7.850 230 0.640 5.55 1.330 RG 190CT2002 A 0.97 7.770 233 0.360 5.44 0.880 RG 190CT2002 B 0.10 5.870 176 0.490 5.90 0.940 RG 190CT2002 B 0.77 5.900 181 0.510 5.15 0.970 RG 190CT2002 D 0.10 13.68 RG 190CT2002 D 0.79 12.03 RG 23NOV2002 C 0.10 18.90 RG 23NOV2002 C 0.14 14.02 RG 23NOV2002 E 0.10 13.02 RG 23NOV2002 E 0.62 12.69 RG 10JAN2003 A 0.10 10.45 17 43.27 16.41 1.050 RG 10JAN2003 A 0.60 9.610 13 39.05 9.54 1.050 RG 10JAN2003 B 0.10 8.470 8 40.27 12.51 1.580 RG 10JAN2003 B 0.58 9.440 9 40.80 13.35 1.640 RG 10JAN2003 C 0.10 5.690 10 28.18 47.06 0.700 RG 10JAN2003 C 0.47 6.600 14 31.51 49.09 0.880 RG 10JAN2003 D 0.10 7.210 11 35.42 52.73 1.470 RG 10JAN2003 D 0.71 7.350 12 34.66 16.19 1.530 RG 10JAN2003 E 0.10 6.360 12 31.74 36.03 1.100 RG 10JAN2003 E 0.67 6.390 12 32.09 21.20 1.440 RG 05APR2003 A 0.10 10.22 84 0.850 13.23 0.790 RG 05APR2003 A 0.68 10.52 85 1.070 12.59 0.660 RG 05APR2003 B 0.10 9.570 76 0.820 11.24 0.730 RG 05APR2003 B 0.98 8.820 62 0.330 20.60 0.580 RG 05APR2003 C 0.10 8.730 67 0.510 6.64 0.820 RG 05APR2003 C 0.57 6.900 50 0.140 7.22 0.440 RG 05APR2003 D 0.10 6.840 48 0.150 3.28 0.460 RG 05APR2003 D 0.70 7.330 51 0.180 5.67 0.300 RG 05APR2003 E 0.10 5.870 63 0.260 2.85 0.680 RG 05APR2003 E 0.65 5.060 73 0.300 2.49 1.240 RG 11JUL2003 A 0.01 12.63 RG 11JUL2003 A 0.61 11.70 RG 11JUL2003 B 0.10 14.84 RG 11JUL2003 B 0.58 14.88 RG 11JUL2003 C 0.10 14.20 RG 11JUL2003 C 0.53 17.08 RG 11JUL2003 D 0.10 13.99 RG 11JUL2003 D 0.60 12.85 RG 11JUL2003 E 0.10 9.82 RG 11JUL2003 E 0.57 10.91 RG 17NOV2003 A 0.10 6.520 290 83.96 17.93 RG 17NOV2003 A 0.59 6.415 278 78.37 13.69 RG 17NOV2003 B 0.10 5.775 287 75.60 12.14 RG 17NOV2003 B 0.47 5.600 267 72.32 12.95 RG 17NOV2003 C 0.10 2.650 246 34.96 36.66 RG 17NOV2003 C 0.47 2.220 250 34.74 36.79 RG 17NOV2003 D 0.10 5.510 296 66.54 18.25 RG 17NOV2003 D 0.57 5.625 290 68.25 16.73 RG 17NOV2003 E 0.10 4.745 295 67.59 16.84 RG 17NOV2003 E 0.51 5.210 284 67.22 14.90 RG 05JAN2004 A 0.10 8.685 248 90.35 14.25 RG 05JAN2004 A 0.55 8.330 253 70.34 15.66 RG 05JAN2004 B 0.10 8.655 247 88.13 13.02 RG 05JAN2004 B 0.51 8.280 220 88.58 16.04 RG 05JAN2004 C 0.10 8.480 222 85.27 15.03 RG 05JAN2004 C 0.39 8.920 233 87.81 15.82 RG 05JAN2004 D 0.10 8.495 180 85.95 15.18 RG 05JAN2004 D 0.61 7.870 163 82.88 12.01 RG 05JAN2004 E 0.10 4.050 86 44.62 18.64 RG 05JAN2004 E 0.57 0.015 6 -.350 19.16 RG 09APR2004 A 0.10 47.51 RG 09APR2004 A 0.65 46.78 RG 09APR2004 B 0.10 63.00 RG 09APR2004 B 0.58 49.80 RG 09APR2004 C 0.10 59.55 RG 09APR2004 C 0.62 52.64 RG 09APR2004 D 0.10 34.30 RG 09APR2004 D 0.65 57.82 RG 09APR2004 E 0.10 67.96 RG 09APR2004 E 0.69 75.08 RG 07JUL2004 A 0.10 2.070 183 35.96 3.16 1.375 RG 07JUL2004 A 0.60 2.375 197 36.41 3.74 1.205 RG 07JUL2004 B 0.10 2.140 196 36.62 2.84 1.295 RG 07JUL2004 B 0.58 2.195 192 40.32 3.86 1.385 RG 07JUL2004 C 0.10 1.395 211 26.41 9.71 0.465 RG 07JUL2004 C 0.53 2.045 196 32.13 9.60 0.940 RG 07JUL2004 D 0.10 1.995 196 41.40 2.27 1.320 RG 07JUL2004 D 0.59 2.060 198 36.96 3.34 1.210 RG 07JUL2004 E 0.10 2.050 189 40.38 2.63 1.570 RG 07JUL2004 E 0.58 2.065 184 37.03 2.64 1.665 SB 160CT2002 A 0.10 7.620 194 14.75 4.63 31.500 SB 160CT2002 A 1.55 6.790 152 14.41 2.93 29.630 SB 160CT2002 B 0.10 6.100 156 11.81 4.07 29.860 SB 160CT2002 B 1.10 5.450 143 9.970 3.66 28.520 SB 08JAN2003 A 0.10 1.300 140 14.92 3.14 5.280 SB 08JAN2003 A 1.09 1.265 133 14.72 3.01 5.445 SB 08JAN2003 B 0.10 1.365 158 24.43 3.50 6.555 SB 08JAN2003 B 1.50 1.220 122 25.08 3.18 6.900 SB 09APR2003 A 0.10 0.540 114 11.99 22.50 0.720 SB 09APR2003 A 2.00 0.550 107 12.75 17.04 0.700 SB 09APR2003 B 0.10 0.410 82 13.91 13.38 1.640 SB 09APR2003 B 1.70 0.420 82 14.22 14.82 1.820 SB 01JUL2003 A 0.10 0.460 41 1.825 10.93 0.995 SB 01JUL2003 A 1.70 0.500 42 2.545 7.15 3.790 SB 01JUL2003 B 0.10 0.960 79 0.405 6.32 1.340 SB 01JUL2003 B 1.80 1.175 77 7.465 7.65 7.785 SB 070CT2003 A 0.10 5.290 238 16.98 7.36 4.925 SB 070CT2003 A 1.40 5.225 240 16.24 6.82 5.375 SB 070CT2003 B 0.10 2.200 125 6.115 10.20 4.230 SB 070CT2003 B 1.50 1.560 93 3.500 10.65 5.595 SB 20JAN2004 A 0.10 4.765 158 51.67 3.43 3.715 SB 20JAN2004 A 2.30 4.900 189 48.29 2.73 3.670 SB 20JAN2004 B 0.10 3.055 139 31.22 4.45 4.640 SB 20JAN2004 B 1.90 1.830 61 13.70 18.10 4.465 SB 13APR2004 A 0.10 4.795 140 49.22 1.66 11.830 SB 13APR2004 A 1.20 4.870 141 47.66 2.22 12.320 SB 13APR2004 B 0.10 3.675 107 38.68 7.68 14.525 SB 13APR2004 B 0.80 3.740 119 39.18 11.80 12.385 SB 21JUL2004 A 0.10 3.095 203 1.655 16.96 0.340 SB 21JUL2004 A 0.10 2.770 181 1.985 12.27 1.185 SB 21JUL2004 B 0.10 0.335 82 9.775 8.30 0.565 SB 21JUL2004 B 0.90 0.605 79 9.475 11.08 0.870 SB 180CT2004 A 0.10 4.835 132 22.30 4.60 4.850 SB 180CT2004 A 0.80 5.385 195 23.21 4.41 4.860 SB 180CT2004 B 0.10 3.045 109 13.17 6.56 5.115 SB 180CT2004 B 1.00 2.805 103 10.89 3.77 5.685 SB 10JAN2005 A 0.10 SB 10JAN2005 A 1.20 SB 10JAN2005 B 0.10 SB 10JAN2005 B 1.80 CL 160CT2002 A 0.35 5.410 147 12.26 3.38 24.190 CL 160CT2002 B 0.37 4.000 134 9.800 3.25 13.570 CL 08JAN2003 A 0.23 0.695 52 1.395 7.64 2.310 CL 08JAN2003 B 0.22 0.990 86 3.110 4.36 2.840 CL 09APR2003 A 0.10 0.500 33 1.350 6.11 1.450 CL 09APR2003 B 0.10 0.640 64 14.00 5.77 3.360 CL 01JUL2003 A 0.10 0.685 65 6.215 9.11 6.030 CL 01JUL2003 B 0.10 0.530 66 6.080 5.43 4.015 CL 070CT2003 A 0.45 6.34 CL 070CT2003 B 0.50 7.57 CL 20JAN2004 A 0.25 1.535 58 9.030 5.47 2.515 CL 20JAN2004 B 0.30 2.500 119 30.45 3.38 3.555 CL 13APR2004 A 0.10 1.070 62 0.900 9.25 3.570 CL 13APR2004 B 0.10 1.020 55 5.495 8.58 14.635 CL 21JUL2004 A 0.10 2.130 129 8.260 6.28 4.040 CL 21JUL2004 B 0.10 2.210 141 1.845 8.09 0.540 CL 180CT2004 A 0.10 1.485 35 2.480 5.64 4.085 CL 180CT2004 B 0.10 1.440 42 2.770 7.69 4.830 CL 10JAN2005 A 0.10 CL 10JAN2005 B 0.10 Macrofaunal Abundance and Biomass Appendix 3. Taxa abundance and biomass data for all samples. Abbreviations: Bay (Christmas == === Bay CB, Brazos River BR, Rio Grande RG, San Bernard River SB, CL Cedar Lakes), REP=replicate,n=numberofindividuals. Coreareais35.3cm2multiplyby283toobtainnor , m 2. mg per Bay Date Station REP Taxa n/core mg/core BR 180CT2000 A 1 Polychaeta 41 2.17 BR 180CT2000 A 2 Polychaeta 41 3.27 BR 180CT2000 A 3 Polychaeta 11 1.44 BR 180CT2000 B 1 Polychaeta 16 6.55 BR 180CT2000 B 2 Mollusca 1 0.03 BR 180CT2000 B 2 Polychaeta 16 0.39 BR 180CT2000 B 3 Polychaeta 14 0.41 BR 180CT2000 C 1 Polychaeta 6 0.55 BR 180CT2000 C 2 Polychaeta 5 2.43 BR 180CT2000 C 3 Polychaeta 4 1.00 BR 10JAN2001 A 1 Polychaeta 13 3.50 BR 10JAN2001 A 2 Other 1 0.10 BR 10JAN2001 A 2 Polychaeta 10 2.50 BR 10JAN2001 A 3 Polychaeta 12 1.10 BR 10JAN2001 B 1 Polychaeta 19 1.40 BR 10JAN2001 B 2 Polychaeta 22 1.73 BR 10JAN2001 B 3 Polychaeta 36 2.00 BR 10JAN2001 C 1 Rhynchocoela 1 0.07 BR 10JAN2001 C 1 Polychaeta 14 3.35 BR 10JAN2001 C 2 Polychaeta 12 4.97 BR 10JAN2001 C 3 Polychaeta 12 2.03 BR 10APR2001 A 1 Crustacea 1 0.03 BR 10APR2001 A 1 Chironomidlarvae 1 0.29 BR 10APR2001 A 1 Polychaeta 14 6.49 BR 10APR2001 A 2 Chironomidlarvae 1 0.01 BR 10APR2001 A 2 Polychaeta 10 0.52 BR 10APR2001 A 3 Rhynchocoela 2 2.83 BR 10APR2001 A 3 Polychaeta 11 1.71 BR 10APR2001 B 1 Chironomidlarvae 2 0.02 BR 10APR2001 B 1 Polychaeta 28 6.39 BR 10APR2001 B 2 Chironomidlarvae 1 0.07 BR 10APR2001 B 2 Polychaeta 33 5.50 BR 10APR2001 B 3 Polychaeta 34 4.31 BR 10APR2001 C 1 Polychaeta 12 13.89 BR 10APR2001 C 2 Polychaeta 7 2.73 BR 10APR2001 C 3 Polychaeta 33 10.81 BR 11JUL2001 A 1 Polychaeta 5 0.34 BR 11JUL2001 A 2 Polychaeta 3 0.35 BR 11JUL2001 A 3 Polychaeta 3 0.67 BR 11JUL2001 B 1 Crustacea 1 0.03 BR 11JUL2001 B 1 Rhynchocoela 4 0.18 BR 11JUL2001 B 1 Polychaeta 20 2.13 BR 11JUL2001 B 2 Polychaeta 18 2.85 BR 11JUL2001 B 3 Crustacea 1 0.26 BR 11JUL2001 B 3 Polychaeta 10 2.29 BR 11JUL2001 C 1 Polychaeta 30 1.74 BR 11JUL2001 C 2 Crustacea 1 0.27 BR 11JUL2001 C 2 Polychaeta 13 3.64 BR 11JUL2001 C 3 Polychaeta 24 6.20 BR 120CT2001 A 1 Polychaeta 12 0.99 BR 120CT2001 A 2 Crustacea 1 6.12 BR 120CT2001 A 2 Mollusca 2 0.18 BR 120CT2001 A 2 Rhynchocoela 3 0.11 BR 120CT2001 A 2 Polychaeta 9 0.85 BR 120CT2001 A 3 Crustacea 2 0.32 BR 120CT2001 A 3 Polychaeta 16 0.42 BR 120CT2001 B 1 Crustacea 1 4.14 BR 120CT2001 B 1 Rhynchocoela 1 0.02 BR 120CT2001 B 1 Polychaeta 15 1.35 BR 120CT2001 B 2 Rhynchocoela 1 0.01 BR 120CT2001 B 2 Polychaeta 5 0.88 BR 120CT2001 B 3 Mollusca 2 0.19 BR 120CT2001 B 3 Rhynchocoela 1 0.04 BR 120CT2001 B 3 Polychaeta 9 0.85 BR 120CT2001 C 1 Rhynchocoela 1 1.04 BR 120CT2001 C 1 Polychaeta 58 5.24 BR 120CT2001 C 2 Polychaeta 29 4.52 BR 120CT2001 C 3 Polychaeta 17 2.66 BR 08JAN2002 A 1 Chironomidlarvae 1 0.10 BR 08JAN2002 A 1 Rhynchocoela 1 0.10 BR 08JAN2002 A 1 Polychaeta 0 0.00 BR 08JAN2002 A 2 Other 1 0.01 BR 08JAN2002 A 2 Polychaeta 5 0.20 BR 08JAN2002 A 3 Rhynchocoela 2 0.47 BR 08JAN2002 A 3 Polychaeta 6 0.86 BR 08JAN2002 B 1 Rhynchocoela 1 0.46 BR 08JAN2002 B 1 Polychaeta 2 0.39 BR 08JAN2002 B 2 Rhynchocoela 1 0.51 BR 08JAN2002 B 2 Polychaeta 4 0.58 BR 08JAN2002 B 3 Rhynchocoela 2 0.24 BR 08JAN2002 B 3 Polychaeta 14 0.57 BR 08JAN2002 C 1 Polychaeta 71 3.88 BR 08JAN2002 C 2 Polychaeta 17 2.51 BR 08JAN2002 C 3 Polychaeta 2 0.53 BR 12APR2002 A 1 Polychaeta 14 2.02 BR 12APR2002 A 2 Hemicordata 1 0.01 BR 12APR2002 A 2 Polychaeta 19 1.80 BR 12APR2002 A 3 Chironomidlarvae 2 0.18 BR 12APR2002 A 3 Polychaeta 15 1.27 BR 12APR2002 B 1 Rhynchocoela 2 1.05 BR 12APR2002 B 1 Polychaeta 12 0.76 BR 12APR2002 B 2 Crustacea 2 13.82 BR 12APR2002 B 2 Chironomid larvae 1 0.04 BR 12APR2002 B 2 Polychaeta 49 2.62 BR 12APR2002 B 3 Crustacea 1 0.06 BR 12APR2002 B 3 Other 1 0.01 BR 12APR2002 B 3 Polychaeta no 12.47 BR 12APR2002 C 1 Polychaeta 36 6.11 BR 12APR2002 C 2 Chironomidlarvae 1 0.02 BR 12APR2002 C 2 Rhynchocoela 1 0.61 BR 12APR2002 C 2 Polychaeta 33 4.79 BR 12APR2002 C 3 Polychaeta 26 2.98 BR 08JUL2002 A 1 Polychaeta 6 0.72 BR 08JUL2002 A 2 Rhynchocoela 1 0.73 BR 08JUL2002 A 2 Polychaeta 3 0.02 BR 08JUL2002 A 3 Polychaeta 6 0.32 BR 08JUL2002 B 1 Rhynchocoela 2 0.13 BR 08JUL2002 B 1 Polychaeta 20 4.02 BR 08JUL2002 B 2 Rhynchocoela 1 0.15 BR 08JUL2002 B 2 Polychaeta 12 1.90 BR 08JUL2002 B 3 Rhynchocoela 1 0.06 BR 08JUL2002 B 3 Polychaeta 13 3.18 BR 08JUL2002 C 1 Polychaeta 34 5.98 BR 08JUL2002 C 2 Polychaeta 18 4.12 BR 08JUL2002 C 3 Rhynchocoela 1 0.05 BR 08JUL2002 C 3 Polychaeta 25 5.48 BR 160CT2002 A 1 Crustacea 1 0.26 BR 160CT2002 A 1 Rhynchocoela 1 0.07 BR 160CT2002 A 1 Polychaeta 10 0.92 BR 160CT2002 A 2 Polychaeta 10 1.02 BR 160CT2002 A 3 Polychaeta 9 1.60 BR 160CT2002 B 1 Rhynchocoela 1 0.08 BR 160CT2002 B 1 Polychaeta 19 1.83 BR 160CT2002 B 2 Rhynchocoela 1 0.11 BR 160CT2002 B 2 Polychaeta 15 4.66 BR 160CT2002 B 3 Polychaeta 32 2.39 BR 160CT2002 C 1 Rhynchocoela 1 0.35 BR 160CT2002 C 1 Polychaeta 26 4.83 BR 160CT2002 C 2 Polychaeta 20 1.45 BR 160CT2002 C 3 Polychaeta 62 5.81 BR 08JAN2003 A 1 Rhynchocoela 1 0.43 BR 08JAN2003 A 1 Polychaeta 10 3.26 BR 08JAN2003 A 2 Polychaeta 12 2.51 BR 08JAN2003 A 3 Rhynchocoela 2 1.74 BR 08JAN2003 A 3 Polychaeta 4 1.58 BR 08JAN2003 B 1 Polychaeta 11 0.60 BR 08JAN2003 B 2 Rhynchocoela 1 0.10 BR 08JAN2003 B 2 Polychaeta 10 1.09 BR 08JAN2003 B 3 Polychaeta 7 0.37 BR 08JAN2003 C 1 Polychaeta 15 2.92 BR 08JAN2003 C 2 Rhynchocoela 3 1.37 BR 08JAN2003 C 2 Polychaeta 17 1.97 BR 08JAN2003 C 3 Rhynchocoela 3 0.90 BR 08JAN2003 C 3 Polychaeta 10 14.80 BR 09APR2003 A 1 Rhynchocoela 1 0.10 BR 09APR2003 A 1 Polychaeta 13 0.58 BR 09APR2003 A 2 Rhynchocoela 1 0.53 BR 09APR2003 A 2 Polychaeta 4 0.43 BR 09APR2003 A 3 Polychaeta 4 0.38 BR 09APR2003 B 1 Polychaeta 6 0.69 BR 09APR2003 B 2 Polychaeta 2 0.25 BR 09APR2003 B 3 Rhynchocoela 1 0.10 BR 09APR2003 B 3 Polychaeta 2 0.71 BR 09APR2003 C 1 Polychaeta 5 0.59 BR 09APR2003 C 2 Rhynchocoela 1 0.10 BR 09APR2003 C 2 Polychaeta 17 2.29 BR 09APR2003 C 3 Polychaeta 6 0.59 BR 01JUL2003 A 1 Polychaeta 41 3.22 BR 01JUL2003 A 2 Polychaeta 22 3.27 BR 01JUL2003 A 3 Polychaeta 31 2.62 BR 01JUL2003 B 1 Polychaeta 36 3.58 BR 01JUL2003 B 2 Rhynchocoela 2 1.33 BR 01JUL2003 B 2 Polychaeta 19 2.31 BR 01JUL2003 B 3 Polychaeta 21 1.75 BR 01JUL2003 C 1 Rhynchocoela 1 0.74 BR 01JUL2003 C 1 Polychaeta 17 0.88 BR 01JUL2003 C 2 Crustacea 1 0.34 BR 01JUL2003 C 2 Rhynchocoela 1 0.13 BR 01JUL2003 C 2 Polychaeta 37 3.84 BR 01JUL2003 C 3 Crustacea 1 0.01 BR 01JUL2003 C 3 Rhynchocoela 1 0.15 BR 01JUL2003 C 3 Polychaeta 41 3.26 BR 070CT2003 A 1 Polychaeta 39 3.00 BR 070CT2003 A 2 Rhynchocoela 1 0.03 BR 070CT2003 A 2 Polychaeta 13 1.15 BR 070CT2003 A 3 Polychaeta 15 0.71 BR 070CT2003 B 1 Crustacea 1 0.27 BR 070CT2003 B 1 Rhynchocoela 4 0.11 BR 070CT2003 B 1 Polychaeta 16 0.38 BR 070CT2003 B 2 Rhynchocoela 1 0.19 BR 070CT2003 B 2 Polychaeta 11 1.18 BR 070CT2003 B 3 Rhynchocoela 2 1.04 BR 070CT2003 B 3 Polychaeta 11 1.85 BR 070CT2003 C 1 Mollusca 1 0.03 BR 070CT2003 C 1 Rhynchocoela 1 0.49 BR 070CT2003 C 1 Polychaeta 5 0.09 BR 070CT2003 C 2 Rhynchocoela 3 0.26 BR 070CT2003 C 2 Polychaeta 4 1.13 BR 070CT2003 C 3 Rhynchocoela 1 0.01 BR 070CT2003 C 3 Polychaeta 6 0.24 BR 21JAN2004 A 1 Polychaeta 20 4.48 BR 21JAN2004 A 2 Polychaeta 33 2.34 BR 21JAN2004 A 3 Polychaeta 21 1.07 BR 21JAN2004 B 1 Rhynchocoela 2 0.09 BR 21JAN2004 B 1 Polychaeta 9 2.94 BR 21JAN2004 B 2 Polychaeta 4 0.29 BR 21JAN2004 B 2 Sipunculida 5 0.22 BR 21JAN2004 B 3 Rhynchocoela 1 0.03 BR 21JAN2004 B 3 Polychaeta 7 2.28 BR 21JAN2004 B 3 Sipunculida 1 0.24 BR 21JAN2004 C 1 Rhynchocoela 1 0.05 BR 21JAN2004 C 1 Polychaeta 3 1.89 BR 21JAN2004 C 2 Rhynchocoela 1 0.07 BR 21JAN2004 C 2 Other 1 0.03 BR 21JAN2004 C 2 Polychaeta 5 0.57 BR 21JAN2004 C 3 Rhynchocoela 1 11.87 BR 21JAN2004 C 3 Polychaeta 9 2.79 BR 13APR2004 A 1 Polychaeta 32 8.53 BR 13APR2004 A 2 Chironomid larvae 1 0.54 BR 13APR2004 A 2 Polychaeta 5 0.47 BR 13APR2004 A 3 Polychaeta 6 1.18 BR 13APR2004 B 1 Polychaeta 5 0.55 BR 13APR2004 B 2 Polychaeta 8 1.12 BR 13APR2004 B 3 Polychaeta 5 0.88 BR 13APR2004 C 1 Polychaeta 13 3.21 BR 13APR2004 C 2 Polychaeta 11 3.34 BR 13APR2004 C 3 Crustacea 1 0.13 BR 13APR2004 C 3 Polychaeta 20 1.84 BR 21JUL2004 A 1 Polychaeta 5 0.82 BR 21JUL2004 A 2 Rhynchocoela 1 0.08 BR 21JUL2004 A 2 Polychaeta 3 0.39 BR 21JUL2004 A 3 Polychaeta 4 0.06 BR 21JUL2004 B 1 Rhynchocoela 1 0.03 BR 21JUL2004 B 1 Polychaeta 7 2.03 BR 21JUL2004 B 2 Rhynchocoela 2 0.56 BR 21JUL2004 B 2 Polychaeta 1 0.05 BR 21JUL2004 B 3 Polychaeta 8 0.68 BR 21JUL2004 C 1 Polychaeta 15 2.35 BR 21JUL2004 C 2 Polychaeta 11 0.86 BR 21JUL2004 C 3 Polychaeta 3 0.34 BR 180CT2004 A 1 Rhynchocoela 1 0.34 BR 180CT2004 A 1 Polychaeta 23 2.40 BR 180CT2004 A 2 Polychaeta 26 2.38 BR 180CT2004 A 3 Rhynchocoela 3 1.33 BR 180CT2004 A 3 Polychaeta 86 6.18 BR 180CT2004 B 1 Rhynchocoela 1 0.01 BR 180CT2004 B 1 Polychaeta 30 2.39 BR 180CT2004 B 2 Rhynchocoela 3 0.12 BR 180CT2004 B 2 Polychaeta 27 1.39 BR 180CT2004 B 3 Polychaeta 18 4.06 BR 180CT2004 C 1 Crustacea 1 0.01 BR 180CT2004 C 1 Rhynchocoela 3 0.22 BR 180CT2004 C 1 Polychaeta 53 3.29 BR 180CT2004 C 2 Rhynchocoela 1 0.06 BR 180CT2004 C 2 Polychaeta 30 1.15 BR 180CT2004 C 3 Mollusca 1 7.45 BR 180CT2004 C 3 Polychaeta 11 1.10 RG 240CT2000 A 1 Chironomidlarvae 3 0.30 RG 240CT2000 A 1 Mollusca 5 19.26 RG 240CT2000 A 1 Rhynchocoela 6 0.64 RG 240CT2000 A 1 Polychaeta 28 2.79 RG 240CT2000 A 2 Chironomidlarvae 3 0.27 RG 240CT2000 A 2 Mollusca 5 0.67 RG 240CT2000 A 2 Rhynchocoela 6 0.71 RG 240CT2000 A 2 Polychaeta 50 4.02 RG 240CT2000 A 3 Chironomidlarvae 2 0.17 RG 240CT2000 A 3 Mollusca 5 0.28 RG 240CT2000 A 3 Rhynchocoela 7 0.43 RG 240CT2000 A 3 Polychaeta 50 4.18 RG 240CT2000 B 1 Mollusca 3 49.50 RG 240CT2000 B 1 Rhynchocoela 1 0.04 RG 240CT2000 B 1 Polychaeta 16 1.49 RG 240CT2000 B 2 Chironomidlarvae 4 0.18 RG 240CT2000 B 2 Mollusca 1 13.46 RG 240CT2000 B 2 Rhynchocoela 1 0.06 RG 240CT2000 B 2 Polychaeta 27 3.10 RG 240CT2000 B 3 Mollusca 5 70.37 RG 240CT2000 B 3 Rhynchocoela 5 0.18 RG 240CT2000 B 3 Polychaeta 12 1.72 RG 240CT2000 C 1 Crustacea 1 0.62 RG 240CT2000 C 1 Rhynchocoela 2 0.97 RG 240CT2000 C 1 Polychaeta 18 0.28 RG 240CT2000 C 2 Crustacea 1 0.15 RG 240CT2000 C 2 Rhynchocoela 2 0.27 RG 240CT2000 C 2 Polychaeta 114 2.21 RG 240CT2000 C 3 Mollusca 1 0.64 RG 240CT2000 C 3 Polychaeta 2 0.20 RG 10JAN2001 A 1 Chironomidlarvae 7 0.32 RG 10JAN2001 A 1 Mollusca 6 1.27 RG 10JAN2001 A 1 Rhynchocoela 2 0.14 RG 10JAN2001 A 1 Polychaeta 48 2.44 RG 10JAN2001 A 2 Chironomidlarvae 5 0.28 RG 10JAN2001 A 2 Mollusca 6 1.55 RG 10JAN2001 A 2 Rhynchocoela 3 0.81 RG 10JAN2001 A 2 Polychaeta 39 3.34 RG 10JAN2001 A 3 Chironomidlarvae 11 0.51 RG 10JAN2001 A 3 Mollusca 5 2.37 RG 10JAN2001 A 3 Rhynchocoela 4 0.56 RG 10JAN2001 A 3 Polychaeta 53 2.61 RG 10JAN2001 B 1 Chironomidlarvae 8 0.39 RG 10JAN2001 B 1 Mollusca 1 33.78 RG 10JAN2001 B 1 Rhynchocoela 5 0.52 RG 10JAN2001 B 1 Polychaeta 33 2.36 RG 10JAN2001 B 2 Chironomidlarvae 2 0.11 RG 10JAN2001 B 2 Mollusca 4 65.69 RG 10JAN2001 B 2 Rhynchocoela 1 0.01 RG 10JAN2001 B 2 Polychaeta 26 3.18 RG 10JAN2001 B 3 Chironomidlarvae 3 0.22 RG 10JAN2001 B 3 Mollusca 3 0.35 RG 10JAN2001 B 3 Rhynchocoela 2 0.38 RG 10JAN2001 B 3 Polychaeta 20 1.44 RG 10JAN2001 C 1 Chironomidlarvae 4 0.35 RG 10JAN2001 C 1 Mollusca 7 1.56 RG 10JAN2001 C 1 Rhynchocoela 1 0.16 RG 10JAN2001 C 1 Polychaeta 60 8.04 RG 10JAN2001 C 2 Crustacea 3 0.22 RG 10JAN2001 C 2 Chironomid larvae 2 0.49 RG 10JAN2001 C 2 Mollusca 7 2.80 RG 10JAN2001 C 2 Rhynchocoela 4 0.96 RG 10JAN2001 C 2 Polychaeta 75 8.08 RG 10JAN2001 C 3 Crustacea 1 0.03 RG 10JAN2001 C 3 Chironomidlarvae 3 0.40 RG 10JAN2001 C 3 Mollusca 8 1.04 RG 10JAN2001 C 3 Rhynchocoela 3 1.03 RG 10JAN2001 C 3 Polychaeta 56 3.67 RG 14APR2001 A 1 Chironomidlarvae 23 1.19 RG 14APR2001 A 1 Mollusca 1 0.06 RG 14APR2001 A 1 Polychaeta 28 2.60 RG 14APR2001 A 2 Crustacea 1 0.06 RG 14APR2001 A 2 Chironomid larvae 34 1.34 RG 14APR2001 A 2 Polychaeta 27 3.02 RG 14APR2001 A 3 Chironomidlarvae 31 1.47 RG 14APR2001 A 3 Rhynchocoela 4 1.19 RG 14APR2001 A 3 Polychaeta 44 4.61 RG 14APR2001 B 1 Chironomidlarvae 17 4.25 RG 14APR2001 B 1 Mollusca 1 0.78 RG 14APR2001 B 1 Polychaeta 16 1.50 RG 14APR2001 B 2 Chironomidlarvae 27 2.42 RG 14APR2001 B 2 Polychaeta 30 2.40 RG 14APR2001 B 3 Chironomidlarvae 15 1.13 RG 14APR2001 B 3 Mollusca 1 0.13 RG 14APR2001 B 3 Rhynchocoela 2 0.43 RG 14APR2001 B 3 Polychaeta 20 2.16 RG 14APR2001 C 1 Chironomidlarvae 20 4.57 RG 14APR2001 C 1 Mollusca 2 23.91 RG 14APR2001 C 1 Rhynchocoela 2 0.66 RG 14APR2001 C 1 Polychaeta 66 5.38 RG 14APR2001 C 2 Chironomidlarvae 12 1.26 RG 14APR2001 C 2 Mollusca 3 2.62 RG 14APR2001 C 2 Rhynchocoela 1 0.31 RG 14APR2001 C 2 Polychaeta 36 1.77 RG 14APR2001 C 3 Chironomidlarvae 19 1.47 RG 14APR2001 C 3 Mollusca 2 24.81 RG 14APR2001 C 3 Rhynchocoela 1 0.51 RG 14APR2001 C 3 Polychaeta 30 2.45 RG 07JUL2001 A 1 Chironomid larvae 12 0.23 RG 07JUL2001 A 1 Mollusca 1 0.23 RG 07JUL2001 A 1 Rhynchocoela 2 1.50 RG 07JUL2001 A 1 Polychaeta 37 1.57 RG 07JUL2001 A 2 Chironomidlarvae 3 0.49 RG 07JUL2001 A 2 Mollusca 1 0.21 RG 07JUL2001 A 2 Polychaeta 24 1.79 RG 07JUL2001 A 3 Chironomid larvae 2 0.04 RG 07JUL2001 A 3 Mollusca 1 2.48 RG 07JUL2001 A 3 Polychaeta 8 1.60 RG 07JUL2001 B 1 Chironomid larvae 4 0.15 RG 07JUL2001 B 1 Polychaeta 19 1.42 RG 07JUL2001 B 2 Chironomid larvae 4 0.11 RG 07JUL2001 B 2 Mollusca 1 28.73 RG 07JUL2001 B 2 Polychaeta 16 1.20 RG 07JUL2001 B 3 Chironomid larvae 6 0.40 RG 07JUL2001 B 3 Mollusca 3 84.24 RG 07JUL2001 B 3 Polychaeta 14 1.15 RG 07JUL2001 C 1 Chironomidlarvae 5 3.04 RG 07JUL2001 C 1 Polychaeta 7 0.34 RG 07JUL2001 C 2 Chironomid larvae 1 2.08 RG 07JUL2001 C 2 Rhynchocoela 1 0.20 RG 07JUL2001 C 2 Polychaeta 1 0.07 RG 07JUL2001 C 3 Chironomid larvae 4 0.36 RG 07JUL2001 C 3 Rhynchocoela 1 1.64 RG 07JUL2001 C 3 Other 1 0.01 RG 07JUL2001 C 3 Polychaeta 3 2.92 RG 200CT2001 A 1 Chironomid larvae 6 0.13 RG 200CT2001 A 1 Mollusca 2 29.25 RG 200CT2001 A 1 Rhynchocoela 1 0.43 RG 200CT2001 A 1 Polychaeta 26 0.54 RG 200CT2001 A 2 Chironomidlarvae 2 0.13 RG 200CT2001 A 2 Rhynchocoela 1 0.85 RG 200CT2001 A 2 Polychaeta 46 3.66 RG 200CT2001 A 3 Chironomidlarvae 4 0.08 RG 200CT2001 A 3 Rhynchocoela 1 0.02 RG 200CT2001 A 3 Polychaeta 36 0.59 RG 200CT2001 B 1 Chironomid larvae 5 0.36 RG 200CT2001 B 1 Rhynchocoela 1 0.08 RG 200CT2001 B 1 Polychaeta 15 1.11 RG 200CT2001 B 2 Chironomidlarvae 4 0.14 RG 200CT2001 B 2 Mollusca 2 40.75 RG 200CT2001 B 2 Rhynchocoela 3 0.69 RG 200CT2001 B 2 Polychaeta 16 1.64 RG 200CT2001 B 3 Chironomidlarvae 2 0.23 RG 200CT2001 B 3 Mollusca 1 32.87 RG 200CT2001 B 3 Rhynchocoela 1 0.08 RG 200CT2001 B 3 Polychaeta 17 0.78 RG 200CT2001 C 1 Chironomidlarvae 1 0.01 RG 200CT2001 C 1 Rhynchocoela 1 0.19 RG 200CT2001 C 1 Polychaeta 9 1.68 RG 200CT2001 C 2 Chironomidlarvae 1 0.02 RG 200CT2001 C 2 Polychaeta 9 8.15 RG 200CT2001 C 3 Chironomidlarvae 1 0.20 RG 200CT2001 C 3 Rhynchocoela 1 0.41 RG 200CT2001 C 3 Polychaeta 10 1.48 RG 21JAN2002 A 1 Chironomidlarvae 5 0.73 RG 21JAN2002 A 1 Mollusca 1 13.30 RG 21JAN2002 A 1 Rhynchocoela 2 2.13 RG 21JAN2002 A 1 Polychaeta 17 0.59 RG 21JAN2002 A 2 Chironomidlarvae 5 1.31 RG 21JAN2002 A 2 Polychaeta 10 0.19 RG 21JAN2002 A 3 Rhynchocoela 2 1.74 RG 21JAN2002 A 3 Polychaeta 2 0.02 RG 21JAN2002 B 1 Chironomidlarvae 39 2.78 RG 21JAN2002 B 1 Rhynchocoela 1 0.22 RG 21JAN2002 B 1 Polychaeta 89 3.99 RG 21JAN2002 B 2 Chironomidlarvae 26 2.49 RG 21JAN2002 B 2 Rhynchocoela 1 0.07 RG 21JAN2002 B 2 Polychaeta 47 4.03 RG 21JAN2002 B 3 Crustacea 1 0.18 RG 21JAN2002 B 3 Chironomidlarvae 14 1.05 RG 21JAN2002 B 3 Rhynchocoela 1 0.34 RG 21JAN2002 B 3 Polychaeta 42 1.59 RG 21JAN2002 C 1 Chironomidlarvae 61 4.04 RG 21JAN2002 C 1 Rhynchocoela 2 0.22 RG 21JAN2002 C 1 Polychaeta 33 1.85 RG 21JAN2002 C 2 Chironomidlarvae 37 2.90 RG 21JAN2002 C 2 Rhynchocoela 3 0.60 RG 21JAN2002 C 2 Polychaeta 26 1.39 RG 21JAN2002 C 3 Crustacea 1 0.17 RG 21JAN2002 C 3 Chironomidlarvae 11 1.05 RG 21JAN2002 C 3 Polychaeta 11 6.61 RG 14APR2002 A 1 Chironomidlarvae 20 0.55 RG 14APR2002 A 1 Mollusca 3 49.82 RG 14APR2002 A 1 Rhynchocoela 1 0.18 RG 14APR2002 A 1 Polychaeta 8 0.73 RG 14APR2002 A 2 Chironomidlarvae 103 4.54 RG 14APR2002 A 2 Mollusca 2 15.43 RG 14APR2002 A 2 Rhynchocoela 1 0.23 RG 14APR2002 A 2 Polychaeta 6 0.34 RG 14APR2002 A 3 Chironomidlarvae 57 1.28 RG 14APR2002 A 3 Rhynchocoela 1 0.23 RG 14APR2002 A 3 Polychaeta 9 0.34 RG 14APR2002 B 1 Chironomidlarvae 148 7.73 RG 14APR2002 B 1 Rhynchocoela 4 1.31 RG 14APR2002 B 1 Polychaeta 39 1.44 RG 14APR2002 B 2 Chironomid larvae 170 5.62 RG 14APR2002 B 2 Rhynchocoela 2 0.17 RG 14APR2002 B 2 Polychaeta 30 1.01 RG 14APR2002 B 3 Chironomidlarvae 102 2.78 RG 14APR2002 B 3 Mollusca 3 55.13 RG 14APR2002 B 3 Rhynchocoela 2 0.44 RG 14APR2002 B 3 Polychaeta 35 21.04 RG 14APR2002 C 1 Crustacea 1 0.27 RG 14APR2002 C 1 Chironomidlarvae 10 7.20 RG 14APR2002 C 1 Polychaeta 21 0.77 RG 14APR2002 C 2 Crustacea 2 0.59 RG 14APR2002 C 2 Chironomid larvae 18 7.41 RG 14APR2002 C 2 Rhynchocoela 2 3.53 RG 14APR2002 C 2 Polychaeta 5 0.14 RG 14APR2002 C 3 Chironomidlarvae 12 5.04 RG 14APR2002 C 3 Polychaeta 7 0.25 RG 09JUL2002 A 1 Chironomidlarvae 93 1.70 RG 09JUL2002 A 1 Polychaeta 21 0.14 RG 09JUL2002 A 2 Crustacea 3 0.05 RG 09JUL2002 A 2 Chironomidlarvae 99 2.28 RG 09JUL2002 A 2 Polychaeta 84 1.32 RG 09JUL2002 A 3 Chironomidlarvae 104 4.16 RG 09JUL2002 A 3 Mollusca 2 3.11 RG 09JUL2002 A 3 Polychaeta 46 0.85 RG 09JUL2002 B 1 Crustacea 6 0.06 RG 09JUL2002 B I Chironomidlarvae 146 2.80 RG 09JUL2002 B 1 Rhynchocoela 3 0.53 RG 09JUL2002 B 1 Polychaeta 35 0.53 RG 09JUL2002 B 2 Crustacea 5 0.05 RG 09JUL2002 B 2 Chironomidlarvae 175 5.50 RG 09JUL2002 B 2 Mollusca 1 5.46 RG 09JUL2002 B 2 Rhynchocoela 4 1.09 RG 09JUL2002 B 2 Polychaeta 38 0.37 RG 09JUL2002 B 3 Crustacea 3 0.04 RG 09JUL2002 B 3 Chironomid larvae 143 3.05 RG 09JUL2002 B 3 Rhynchocoela 4 1.34 RG 09JUL2002 B 3 Polychaeta 48 0.59 RG 09JUL2002 D 1 Chironomid larvae 81 1.34 RG 09JUL2002 D 1 Rhynchocoela 1 0.10 RG 09JUL2002 D 1 Polychaeta 1 1.39 RG 09JUL2002 D 2 Chironomid larvae 95 2.18 RG 09JUL2002 D 2 Rhynchocoela 1 1.14 RG 09JUL2002 D 2 Polychaeta 2 2.56 RG 09JUL2002 D 3 Chironomid larvae 76 2.03 RG 09JUL2002 D 3 Rhynchocoela 1 2.58 RG 09JUL2002 D 3 Polychaeta 1 0.03 RG 190CT2002 A 1 Crustacea 4 55.79 RG 190CT2002 A 1 Chironomid larvae 25 2.51 RG 190CT2002 A 2 Chironomidlarvae 30 0.80 RG 190CT2002 A 2 Mollusca 1 58.00 RG 190CT2002 A 2 Rhynchocoela 2 0.94 RG 190CT2002 A 2 Polychaeta 6 0.09 RG 190CT2002 A 3 Crustacea 1 0.03 RG 190CT2002 A 3 Chironomidlarvae 31 2.70 RG 190CT2002 A 3 Rhynchocoela 1 1.54 RG 190CT2002 A 3 Polychaeta 1 0.01 RG 190CT2002 B 1 Chironomidlarvae 11 2.18 RG 190CT2002 B 2 Chironomid larvae 7 1.06 RG 190CT2002 B 3 Chironomidlarvae 12 1.28 RG 190CT2002 C 1 Polychaeta 1 0.19 RG 190CT2002 C 2 Polychaeta 0 0.00 RG 190CT2002 C 3 Polychaeta 0 0.00 RG 190CT2002 D 1 Chironomidlarvae 13 3.43 RG 190CT2002 D 1 Polychaeta 4 0.02 RG 190CT2002 D 2 Chironomidlarvae 12 4.70 RG 190CT2002 D 2 Polychaeta 4 1.17 RG 190CT2002 D 3 Chironomid larvae 6 2.92 RG 190CT2002 D 3 Rhynchocoela 1 0.62 RG 190CT2002 D 3 Polychaeta 13 11.32 RG 190CT2002 E 1 Rhynchocoela 2 0.39 RG 190CT2002 E 1 Polychaeta 2 0.28 RG 190CT2002 E 2 Rhynchocoela 1 0.96 RG 190CT2002 E 2 Polychaeta 1 0.07 RG 190CT2002 E 3 Polychaeta 2 0.03 RG 10JAN2003 A 1 Chironomid larvae 36 0.69 RG 10JAN2003 A 1 Rhynchocoela 1 0.04 RG 10JAN2003 A 1 Polychaeta 0 0.00 RG 10JAN2003 A 2 Chironomidlarvae 38 0.89 RG 10JAN2003 A 2 Polychaeta 0 0.00 RG 10JAN2003 A 3 Chironomid larvae 21 0.56 RG 10JAN2003 A 3 Rhynchocoela 1 0.08 RG 10JAN2003 A 3 Polychaeta 0 0.00 RG 10JAN2003 B 1 Chironomid larvae 7 0.15 RG 10JAN2003 B 1 Polychaeta 0 0.00 RG 10JAN2003 B 2 Chironomidlarvae 12 0.52 RG 10JAN2003 B 2 Polychaeta 0 0.00 RG 10JAN2003 B 3 Chironomidlarvae 3 0.09 RG 10JAN2003 B 3 Polychaeta 1 0.04 RG 10JAN2003 C 1 Polychaeta 5 0.67 RG 10JAN2003 C 2 Mollusca 1 79.13 RG 10JAN2003 C 2 Polychaeta 3 0.16 RG 10JAN2003 C 3 Polychaeta 1 0.07 RG 10JAN2003 D 1 Polychaeta 0 0.00 RG 10JAN2003 D 2 Rhynchocoela 1 0.28 RG 10JAN2003 D 2 Polychaeta 1 0.08 RG 10JAN2003 D 3 Polychaeta 1 0.07 RG 10JAN2003 E 1 Polychaeta 8 0.60 RG 10JAN2003 E 2 Mollusca 1 16.17 RG 10JAN2003 E 2 Polychaeta 7 0.07 RG 10JAN2003 E 3 Rhynchocoela 1 0.50 RG 10JAN2003 E 3 Polychaeta 0 0.00 RG 05APR2003 A 1 Chironomidlarvae 105 4.74 RG 05APR2003 A 1 Polychaeta 9 2.88 RG 05APR2003 A 2 Chironomidlarvae 103 2.73 RG 05APR2003 A 2 Rhynchocoela 2 0.56 RG 05APR2003 A 2 Polychaeta 4 5.61 RG 05APR2003 A 3 Crustacea 1 0.01 RG 05APR2003 A 3 Chironomidlarvae 152 4.90 RG 05APR2003 A 3 Polychaeta 13 1.73 RG 05APR2003 B 1 Chironomid larvae 50 1.14 RG 05APR2003 B 1 Polychaeta 3 0.03 RG 05APR2003 B 2 Crustacea 1 0.01 RG 05APR2003 B 2 Chironomidlarvae 36 0.97 RG 05APR2003 B 2 Polychaeta 2 0.05 RG 05APR2003 B 3 Chironomid larvae 46 1.30 RG 05APR2003 B 3 Polychaeta 1 0.12 RG 05APR2003 C 1 Chironomidlarvae 7 0.77 RG 05APR2003 C 1 Rhynchocoela 1 0.18 RG 05APR2003 C 1 Polychaeta 16 2.59 RG 05APR2003 C 2 Chironomidlarvae 2 0.15 RG 05APR2003 C 2 Rhynchocoela 2 0.07 RG 05APR2003 C 2 Polychaeta 27 2.07 RG 05APR2003 C 3 Chironomidlarvae 1 0.06 RG 05APR2003 C 3 Polychaeta 17 1.88 RG 05APR2003 D 1 Crustacea 4 0.26 RG 05APR2003 D 1 Chironomidlarvae 14 1.02 RG 05APR2003 D 1 Mollusca 10 3.66 RG 05APR2003 D 1 Rhynchocoela 10 2.58 RG 05APR2003 D 1 Polychaeta 172 10.42 RG 05APR2003 D 2 Crustacea 1 0.09 RG 05APR2003 D 2 Chironomid larvae 9 1.13 RG 05APR2003 D 2 Mollusca 7 2.77 RG 05APR2003 D 2 Rhynchocoela 4 2.90 RG 05APR2003 D 2 Polychaeta 144 9.97 RG 05APR2003 D 3 Crustacea 2 0.23 RG 05APR2003 D 3 Chironomid larvae 9 1.33 RG 05APR2003 D 3 Mollusca 4 1.43 RG 05APR2003 D 3 Rhynchocoela 7 0.65 RG 05APR2003 D 3 Polychaeta 108 8.92 RG 05APR2003 E 1 Mollusca 1 0.58 RG 05APR2003 E 1 Rhynchocoela 2 3.26 RG 05APR2003 E 1 Polychaeta 36 0.51 RG 05APR2003 E 2 Mollusca 2 59.89 RG 05APR2003 E 2 Polychaeta 27 1.20 RG 05APR2003 E 3 Crustacea 1 0.06 RG 05APR2003 E 3 Chironomidlarvae 2 0.06 RG 05APR2003 E 3 Mollusca 2 0.48 RG 05APR2003 E 3 Rhynchocoela 3 0.78 RG 05APR2003 E 3 Other 2 0.02 RG 05APR2003 E 3 Polychaeta 19 0.28 RG 11JUL2003 A 1 Crustacea 4 0.06 RG 11JUL2003 A 1 Chironomid larvae 10 0.18 RG 11JUL2003 A 1 Mollusca 14 7.21 RG 11JUL2003 A 1 Rhynchocoela 1 0.44 RG 11JUL2003 A 1 Polychaeta 7 1.86 RG 11JUL2003 A 2 Chironomidlarvae 11 0.52 RG 11JUL2003 A 2 Mollusca 7 0.29 RG 11JUL2003 A 2 Polychaeta 0 0.00 RG 11JUL2003 A 3 Crustacea 3 0.01 RG 11JUL2003 A 3 Chironomid larvae 13 0.20 RG 11JUL2003 A 3 Mollusca 14 15.51 RG 11JUL2003 A 3 Rhynchocoela 2 0.62 RG 11JUL2003 A 3 Polychaeta 4 3.05 RG 11JUL2003 B 1 Crustacea 53 2.66 RG 11JUL2003 B 1 Chironomid larvae 17 0.55 RG 11JUL2003 B 1 Mollusca 14 10.02 RG 11JUL2003 B 1 Rhynchocoela 3 0.11 RG 11JUL2003 B 1 Polychaeta 7 9.86 RG 11JUL2003 B 2 Crustacea 26 1.60 RG 11JUL2003 B 2 Chironomid larvae 16 0.46 RG 11JUL2003 B 2 Mollusca 8 1.34 RG 11JUL2003 B 2 Rhynchocoela 2 0.11 RG 11JUL2003 B 2 Polychaeta 7 4.85 RG 11JUL2003 B 3 Crustacea 86 3.41 RG 11JUL2003 B 3 Chironomid larvae 56 1.77 RG 11JUL2003 B 3 Mollusca 23 23.30 RG 11JUL2003 B 3 Rhynchocoela 3 0.13 RG 11JUL2003 B 3 Polychaeta 4 0.53 RG 11JUL2003 C 1 Chironomid larvae 1 0.01 RG 11JUL2003 C 1 Mollusca 2 4.82 RG 11JUL2003 C 1 Rhynchocoela 2 1.15 RG 11JUL2003 C 1 Polychaeta 125 9.56 RG 11JUL2003 C 2 Chironomidlarvae 4 0.19 RG 11JUL2003 C 2 Mollusca 6 32.25 RG 11JUL2003 C 2 Rhynchocoela 4 1.06 RG 11JUL2003 C 2 Polychaeta 149 11.93 RG 11JUL2003 C 3 Chironomidlarvae 2 0.01 RG 11JUL2003 C 3 Mollusca 1 3.65 RG 11JUL2003 C 3 Rhynchocoela 4 0.95 RG 11JUL2003 C 3 Polychaeta 113 9.34 RG 11JUL2003 D 1 Chironomidlarvae 5 0.03 RG 11JUL2003 D 1 Mollusca 12 67.52 RG 11JUL2003 D 1 Rhynchocoela 5 1.29 RG 11JUL2003 D 1 Polychaeta 48 4.41 RG 11JUL2003 D 2 Chironomidlarvae 3 0.06 RG 11JUL2003 D 2 Mollusca 9 47.70 RG 11JUL2003 D 2 Rhynchocoela 2 0.39 RG 11JUL2003 D 2 Polychaeta 75 6.13 RG 11JUL2003 D 3 Chironomidlarvae 15 0.76 RG 11JUL2003 D 3 Mollusca 8 30.64 RG 11JUL2003 D 3 Rhynchocoela 1 0.28 RG 11JUL2003 D 3 Polychaeta 36 1.96 RG 11JUL2003 E 1 Chironomidlarvae 3 0.03 RG 11JUL2003 E 1 Mollusca 5 8.28 RG 11JUL2003 E 1 Rhynchocoela 4 1.27 RG 11JUL2003 E 1 Polychaeta 24 1.61 RG 11JUL2003 E 2 Chironomidlarvae 1 0.13 RG 11JUL2003 E 2 Mollusca 2 1.61 RG 11JUL2003 E 2 Polychaeta 19 0.97 RG 11JUL2003 E 3 Mollusca 4 10.17 RG 11JUL2003 E 3 Polychaeta 8 0.42 RG 17NOV2003 A 1 Polychaeta 1 0.03 RG 17NOV2003 A 2 Polychaeta 1 0.05 RG 17NOV2003 A 3 Polychaeta 0 0.00 RG 17NOV2003 B 1 Polychaeta 0 0.00 RG 17NOV2003 B 2 Chironomid larvae 1 0.05 RG 17NOV2003 B 2 Polychaeta 0 0.00 RG 17NOV2003 B 3 Polychaeta 0 0.00 RG 17NOV2003 C 1 Rhynchocoela 2 0.74 RG 17NOV2003 C 1 Polychaeta 1 0.02 RG 17NOV2003 C 2 Chironomidlarvae 1 0.01 RG 17NOV2003 C 2 Mollusca 2 13.35 RG 17NOV2003 C 2 Rhynchocoela 1 0.12 RG 17NOV2003 C 2 Polychaeta 4 0.17 RG 17NOV2003 C 3 Chironomidlarvae 1 0.01 RG 17NOV2003 C 3 Polychaeta 7 0.33 RG 17NOV2003 D 1 Mollusca 1 0.26 RG 17NOV2003 D 1 Rhynchocoela 1 0.14 RG 17NOV2003 D 2 Chironomidlarvae 3 0.01 RG 17NOV2003 D 2 Mollusca 2 2.28 RG 17NOV2003 D 2 Rhynchocoela 3 0.18 RG 17NOV2003 D 2 Polychaeta 1 0.06 RG 17NOV2003 D 3 Mollusca 1 1.45 RG 17NOV2003 D 3 Rhynchocoela 2 0.21 RG 17NOV2003 D 3 Polychaeta 0 0.00 RG 17NOV2003 E 1 Chironomid larvae 5 0.03 RG 17NOV2003 E 1 Mollusca 7 32.01 RG 17NOV2003 E 1 Polychaeta 0 0.00 RG 17NOV2003 E 2 Mollusca 2 12.35 RG 17NOV2003 E 2 Polychaeta 0 0.00 RG 17NOV2003 E 3 Polychaeta 0 0.00 RG 05JAN2004 A 1 Chironomidlarvae 28 0.15 RG 05JAN2004 A 1 Polychaeta 6 0.11 RG 05JAN2004 A 2 Crustacea 1 0.01 RG 05JAN2004 A 2 Chironomidlarvae 9 0.11 RG 05JAN2004 A 2 Polychaeta 6 0.40 RG 05JAN2004 A 3 Chironomid larvae 31 0.18 RG 05JAN2004 A 3 Polychaeta 5 0.16 RG 05JAN2004 B 1 Chironomidlarvae 2 0.01 RG 05JAN2004 B 1 Mollusca 1 0.39 RG 05JAN2004 B 1 Polychaeta 4 0.09 RG 05JAN2004 B 2 Chironomidlarvae 1 0.01 RG 05JAN2004 B 2 Polychaeta 1 0.06 RG 05JAN2004 B 3 Chironomidlarvae 2 0.38 RG 05JAN2004 B 3 Polychaeta 0 0.00 RG 05JAN2004 C 1 Chironomid larvae 3 0.06 RG 05JAN2004 C 1 Polychaeta 5 0.01 RG 05JAN2004 C 2 Polychaeta 2 1.31 RG 05JAN2004 C 3 Polychaeta 4 0.36 RG 05JAN2004 D 1 Chironomid larvae 24 0.42 RG 05JAN2004 D 1 Polychaeta 6 2.10 RG 05JAN2004 D 2 Chironomid larvae 22 0.42 RG 05JAN2004 D 2 Mollusca 5 88.13 RG 05JAN2004 D 2 Polychaeta 2 0.28 RG 05JAN2004 D 3 Chironomidlarvae 36 0.81 RG 05JAN2004 D 3 Mollusca 1 0.32 RG 05JAN2004 D 3 Rhynchocoela 1 0.12 RG 05JAN2004 D 3 Polychaeta 5 1.02 RG 05JAN2004 E 1 Chironomidlarvae 3 0.08 RG 05JAN2004 E 1 Mollusca 1 5.60 RG 05JAN2004 E 1 Polychaeta 16 2.63 RG 05JAN2004 E 2 Chironomid larvae 6 0.09 RG 05JAN2004 E 2 Polychaeta 20 3.37 RG 05JAN2004 E 3 Chironomid larvae 3 0.04 RG 05JAN2004 E 3 Polychaeta 17 3.05 RG 10APR2004 A 1 Chironomidlarvae 17 0.28 RG 10APR2004 A 1 Polychaeta 25 0.65 RG 10APR2004 A 2 Chironomid larvae 27 0.41 RG 10APR2004 A 2 Polychaeta 26 0.35 RG 10APR2004 A 3 Chironomidlarvae 12 0.44 RG 10APR2004 A 3 Polychaeta 18 0.93 RG 10APR2004 B 1 Chironomidlarvae 5 0.11 RG 10APR2004 B 1 Polychaeta 10 0.15 RG 10APR2004 B 2 Chironomid larvae 7 0.10 RG 10APR2004 B 2 Mollusca 1 5.95 RG 10APR2004 B 2 Polychaeta 9 0.16 RG 10APR2004 B 3 Chironomid larvae 2 0.04 RG 10APR2004 B 3 Polychaeta 16 0.27 RG 10APR2004 C 1 Chironomidlarvae 2 0.13 RG 10APR2004 C 1 Polychaeta 16 1.46 RG 10APR2004 C 2 Chironomidlarvae 8 0.29 RG 10APR2004 C 2 Polychaeta 11 1.15 RG 10APR2004 C 3 Chironomid larvae 3 0.24 RG 10APR2004 C 3 Polychaeta 12 0.92 RG 10APR2004 D 1 Chironomidlarvae 2 0.10 RG 10APR2004 D 1 Mollusca 1 15.15 RG 10APR2004 D 1 Rhynchocoela 1 0.17 RG 10APR2004 D 1 Polychaeta 18 0.97 RG 10APR2004 D 2 Chironomidlarvae 2 0.03 RG 10APR2004 D 2 Mollusca 2 15.22 RG 10APR2004 D 2 Polychaeta 19 0.24 RG 10APR2004 D 3 Chironomidlarvae 8 0.48 RG 10APR2004 D 3 Mollusca 2 61.40 RG 10APR2004 D 3 Polychaeta 5 0.28 RG 10APR2004 E 1 Chironomidlarvae 5 0.08 RG 10APR2004 E 1 Polychaeta 38 0.74 RG 10APR2004 E 2 Chironomidlarvae 3 0.02 RG 10APR2004 E 2 Polychaeta 41 2.99 RG 10APR2004 E 3 Chironomid larvae 10 0.15 RG 10APR2004 E 3 Mollusca 1 44.81 RG 10APR2004 E 3 Polychaeta 24 1.39 RG 08JUL2004 A 1 Polychaeta 9 0.87 RG 08JUL2004 A 2 Polychaeta 2 0.14 RG 08JUL2004 A 3 Chironomid larvae 20 0.28 RG 08JUL2004 A 3 Polychaeta 11 0.13 RG 08JUL2004 B 1 Chironomidlarvae 1 0.01 RG 08JUL2004 B 1 Polychaeta 1 0.01 RG 08JUL2004 B 2 Chironomid larvae 2 0.06 RG 08JUL2004 B 2 Polychaeta 1 0.03 RG 08JUL2004 B 3 Chironomidlarvae 12 0.18 RG 08JUL2004 B 3 Polychaeta 1 0.03 RG 08JUL2004 C 1 Rhynchocoela 1 0.20 RG 08JUL2004 C 1 Polychaeta 3 0.33 RG 08JUL2004 C 2 Chironomidlarvae 2 0.15 RG 08JUL2004 C 2 Mollusca 1 17.95 RG 08JUL2004 C 2 Polychaeta 2 0.21 RG 08JUL2004 C 3 Polychaeta 1 0.03 RG 08JUL2004 D 1 Polychaeta 2 0.23 RG 08JUL2004 D 2 Rhynchocoela 1 0.58 RG 08JUL2004 D 2 Polychaeta 0 0.00 RG 08JUL2004 D 3 Chironomidlarvae 1 0.01 RG 08JUL2004 D 3 Polychaeta 3 0.08 RG 08JUL2004 E 1 Polychaeta 6 0.33 RG 08JUL2004 E 2 Polychaeta 6 0.37 RG 08JUL2004 E 3 Chironomidlarvae 2 0.02 RG 08JUL2004 E 3 Mollusca 1 6.18 RG 08JUL2004 E 3 Polychaeta 1 0.14 SB 160CT2002 A 1 Rhynchocoela 1 0.03 SB 160CT2002 A 1 Polychaeta 6 0.37 SB 160CT2002 A 2 Polychaeta 10 0.39 SB 160CT2002 A 3 Rhynchocoela 1 0.61 SB 160CT2002 A 3 Polychaeta 9 0.38 SB 160CT2002 B 1 Polychaeta 81 5.92 SB 160CT2002 B 2 Chironomidlarvae 2 0.01 SB 160CT2002 B 2 Polychaeta 20 2.89 SB 160CT2002 B 3 Polychaeta 30 2.11 SB 08JAN2003 A 1 Polychaeta 9 0.62 SB 08JAN2003 A 2 Polychaeta 6 0.53 SB 08JAN2003 A 3 Rhynchocoela 2 0.02 SB 08JAN2003 A 3 Polychaeta 7 0.88 SB 08JAN2003 B 1 Polychaeta 15 4.29 SB 08JAN2003 B 2 Polychaeta 17 2.65 SB 08JAN2003 B 3 Rhynchocoela 1 1.52 SB 08JAN2003 B 3 Polychaeta 8 0.87 SB 09APR2003 A 1 Polychaeta 2 0.37 SB 09APR2003 A 2 Polychaeta 7 0.26 SB 09APR2003 A 3 Polychaeta 5 0.98 SB 09APR2003 B 1 Mollusca 2 0.06 SB 09APR2003 B 1 Polychaeta 11 3.75 SB 09APR2003 B 2 Hemicordata 1 0.07 SB 09APR2003 B 2 Rhynchocoela 1 2.17 SB 09APR2003 B 2 Polychaeta 18 4.11 SB 09APR2003 B 3 Rhynchocoela 1 0.12 SB 09APR2003 B 3 Polychaeta 16 3.70 SB 01JUL2003 A 1 Chironomidlarvae 1 0.05 SB 01JUL2003 A 1 Mollusca 1 0.10 SB 01JUL2003 A 1 Polychaeta 21 2.16 SB 01JUL2003 A 2 Polychaeta 14 1.86 SB 01JUL2003 A 3 Polychaeta 35 2.11 SB 01JUL2003 B 1 Hemicordata 1 3.56 SB 01JUL2003 B 1 Polychaeta 47 6.35 SB 01JUL2003 B 2 Hemicordata 1 1.62 SB 01JUL2003 B 2 Polychaeta 37 2.73 SB 01JUL2003 B 3 Hemicordata 1 0.78 SB 01JUL2003 B 3 Rhynchocoela 1 1.19 SB 01JUL2003 B 3 Polychaeta 52 4.44 SB 070CT2003 A 1 Polychaeta 13 0.52 SB 070CT2003 A 2 Polychaeta 7 0.65 SB 070CT2003 A 3 Polychaeta 11 0.96 SB 070CT2003 B 1 Rhynchocoela 2 1.82 SB 070CT2003 B 1 Polychaeta 9 0.38 SB 070CT2003 B 2 Rhynchocoela 1 0.23 SB 070CT2003 B 2 Polychaeta 10 0.45 SB 070CT2003 B 3 Polychaeta 8 0.20 SB 20JAN2004 A 1 Polychaeta 4 1.41 SB 20JAN2004 A 2 Polychaeta 13 0.42 SB 20JAN2004 A 3 Polychaeta 3 1.42 SB 20JAN2004 B 1 Rhynchocoela 1 0.25 SB 20JAN2004 B 1 Polychaeta 3 0.36 SB 20JAN2004 B 2 Rhynchocoela 3 0.33 SB 20JAN2004 B 2 Polychaeta 2 0.07 SB 20JAN2004 B 3 Mollusca 1 0.07 SB 20JAN2004 B 3 Polychaeta 6 0.40 SB 13APR2004 A 1 Mollusca 2 1.28 SB 13APR2004 A 1 Polychaeta 5 0.66 SB 13APR2004 A 2 Polychaeta 27 2.95 SB 13APR2004 A 3 Rhynchocoela 1 0.44 SB 13APR2004 A 3 Polychaeta 18 2.78 SB 13APR2004 B 1 Chironomid larvae 1 0.09 SB 13APR2004 B 1 Polychaeta 11 1.85 SB 13APR2004 B 2 Polychaeta 20 2.21 SB 13APR2004 B 3 Chironomidlarvae 1 0.11 SB 13APR2004 B 3 Rhynchocoela 2 1.66 SB 13APR2004 B 3 Polychaeta 11 1.45 SB 21JUL2004 A 1 Mollusca 1 0.09 SB 21JUL2004 A 1 Polychaeta 5 0.19 SB 21JUL2004 A 2 Polychaeta 5 0.15 SB 21JUL2004 A 3 Polychaeta 2 0.10 SB 21JUL2004 B 1 Polychaeta 4 0.34 SB 21JUL2004 B 2 Polychaeta 1 0.16 SB 21JUL2004 B 3 Polychaeta 5 0.55 SB 180CT2004 A 1 Rhynchocoela 2 0.06 SB 180CT2004 A 1 Polychaeta 24 0.73 SB 180CT2004 A 2 Rhynchocoela 2 0.26 SB 180CT2004 A 2 Polychaeta 10 0.66 SB 180CT2004 A 3 Rhynchocoela 1 0.04 SB 180CT2004 A 3 Polychaeta 10 0.27 SB 180CT2004 B 1 Polychaeta 11 0.70 SB 180CT2004 B 2 Rhynchocoela 2 0.55 SB 180CT2004 B 2 Polychaeta 6 0.72 SB 180CT2004 B 3 Crustacea 1 0.65 SB 180CT2004 B 3 Polychaeta 13 1.60 CL 160CT2002 A 1 Polychaeta 13 3.28 CL 160CT2002 A 2 Polychaeta 8 3.44 CL 160CT2002 A 3 Rhynchocoela 1 0.25 CL 160CT2002 A 3 Polychaeta 6 5.86 CL 160CT2002 B 1 Polychaeta 16 4.75 CL 160CT2002 B 2 Polychaeta 8 3.43 CL 160CT2002 B 3 Polychaeta 8 2.64 CL 08JAN2003 A 1 Polychaeta 17 1.67 CL 08JAN2003 A 2 Chironomidlarvae 4 0.40 CL 08JAN2003 A 2 Polychaeta 25 6.51 CL 08JAN2003 A 3 Chironomidlarvae 2 0.18 CL 08JAN2003 A 3 Polychaeta 32 3.07 CL 08JAN2003 B 1 Crustacea 1 0.11 CL 08JAN2003 B 1 Chironomidlarvae 1 0.10 CL 08JAN2003 B 1 Polychaeta 33 3.60 CL 08JAN2003 B 2 Polychaeta 12 5.47 CL 08JAN2003 B 3 Chironomidlarvae 2 0.40 CL 08JAN2003 B 3 Polychaeta 30 4.20 CL 09APR2003 A 1 Chironomidlarvae 1 0.05 CL 09APR2003 A 1 Polychaeta 15 4.08 CL 09APR2003 A 2 Crustacea 1 0.10 CL 09APR2003 A 2 Chironomidlarvae 1 0.01 CL 09APR2003 A 2 Polychaeta 15 4.79 CL 09APR2003 A 3 Cmstacea 1 0.09 CL 09APR2003 A 3 Chironomidlarvae 1 0.02 CL 09APR2003 A 3 Polychaeta 20 7.38 CL 09APR2003 B 1 Polychaeta 15 3.23 CL 09APR2003 B 2 Polychaeta 16 1.72 CL 09APR2003 B 3 Polychaeta 15 2.72 CL 01JUL2003 A 1 Polychaeta 20 3.95 CL 01JUL2003 A 2 Chironomidlarvae 3 0.13 CL 01JUL2003 A 2 Polychaeta 12 3.72 CL 01JUL2003 A 3 Chironomid larvae 1 0.05 CL 01JUL2003 A 3 Polychaeta 23 5.10 CL 01JUL2003 B 1 Rhynchocoela 1 1.32 CL 01JUL2003 B 1 Polychaeta 35 9.39 CL 01JUL2003 B 2 Polychaeta 10 2.11 CL 01JTJL2003 B 3 Polychaeta 22 2.33 CL 140CT2003 A 1 Polychaeta 23 3.73 CL 140CT2003 A 2 Polychaeta 14 2.39 CL 140CT2003 A 3 Polychaeta 13 2.90 CL 140CT2003 B 1 Polychaeta 13 1.51 CL 140CT2003 B 2 Other 1 0.11 CL 140CT2003 B 2 Polychaeta 29 4.05 CL 140CT2003 B 3 Mollusca 1 3.88 CL 140CT2003 B 3 Polychaeta 15 1.20 CL 20JAN2004 A 1 Mollusca 1 0.31 CL 20JAN2004 A 1 Polychaeta 108 8.13 CL 20JAN2004 A 2 Polychaeta 138 9.03 CL 20JAN2004 A 3 Mollusca 1 0.09 CL 20JAN2004 A 3 Polychaeta 128 7.01 CL 20JAN2004 B 1 Other 1 4.70 CL 20JAN2004 B 1 Polychaeta 46 8.32 CL 20JAN2004 B 2 Crustacea 2 4.86 CL 20JAN2004 B 2 Rhynchocoela 1 5.04 CL 20JAN2004 B 2 Polychaeta 41 7.99 CL 20JAN2004 B 3 Polychaeta 64 19.39 CL 13APR2004 A 1 Polychaeta 11 4.07 CL 13APR2004 A 2 Chironomid larvae 1 0.03 CL 13APR2004 A 2 Polychaeta 13 2.59 CL 13APR2004 A 3 Chironomidlarvae 1 0.07 CL 13APR2004 A 3 Polychaeta 13 2.04 CL 13APR2004 B 1 Crustacea 19 0.90 CL 13APR2004 B 1 Polychaeta 35 8.24 CL 13APR2004 B 2 Rhynchocoela 1 0.38 CL 13APR2004 B 2 Polychaeta 39 35.39 CL 13APR2004 B 3 Crustacea 11 0.46 CL 13APR2004 B 3 Mollusca 1 4.20 CL 13APR2004 B 3 Rhynchocoela 1 17.71 CL 13APR2004 B 3 Polychaeta 50 11.62 CL 21JUL2004 A 1 Polychaeta 22 5.11 CL 21JUL2004 A 2 Chironomidlarvae 1 0.08 CL 21JUL2004 A 2 Polychaeta 16 2.62 CL 21JUL2004 A 3 Mollusca 1 176.52 CL 21JUL2004 A 3 Polychaeta 15 2.48 CL 21JUL2004 B 1 Rhynchocoela 1 0.01 CL 21JUL2004 B 1 Polychaeta 32 5.93 CL 21JUL2004 B 2 Crustacea 1 0.06 CL 21JUL2004 B 2 Rhynchocoela 1 0.05 CL 21JUL2004 B 2 Polychaeta 33 5.03 CL 21JUL2004 B 3 Polychaeta 32 8.80 CL 180CT2004 A 1 Polychaeta 4 0.20 CL 180CT2004 A 2 Polychaeta 4 0.66 CL 180CT2004 A 3 Crustacea 1 3.31 CL 180CT2004 A 3 Polychaeta 9 3.23 CL 180CT2004 B 1 Polychaeta 26 4.50 CL 180CT2004 B 2 Rhynchocoela 1 0.38 CL 180CT2004 B 2 Polychaeta 23 5.71 CL 180CT2004 B 3 Polychaeta 21 3.16 Macrofaunal Community Structure Appendix 4. Species abundance data for all samples. Abbreviations: Bay (Christmas Bay =CB = == = Brazos River BR, Rio Grande RG, San Bernard River SB, CL = Cedar Lakes), REP = replicate,n numberofindividuals. Samplecoreareais35.3cm2multiplyby283toobtainn , m 2. Bay Date STA REP Species n/core BR 180CT2000 A 1 Mediomastusambiseta 4 BR 180CT2000 A 1 Streblospio benedicti 37 BR 180CT2000 A 2 Cossura delta 1 BR 180CT2000 A 2 Mediomastus ambiseta 6 BR 180CT2000 A 2 Streblospio benedicti 34 BR 180CT2000 A 3 Cossura delta 1 BR 180CT2000 A 3 Mediomastus ambiseta 6 BR 180CT2000 A 3 Streblospio benedicti 4 BR 180CT2000 B 1 Haploscoloplos fragilis 1 BR 180CT2000 B 1 Mediomastusambiseta 4 BR 180CT2000 B 1 Polydora caulleryi 2 BR 180CT2000 B 1 Streblospio benedicti 9 BR 180CT2000 B 2 Mediomastusambiseta 1 BR 180CT2000 B 2 Mulinialateralis 1 BR 180CT2000 B 2 Streblospio benedicti 15 BR 180CT2000 B 3 Mediomastusambiseta 1 BR 180CT2000 B 3 Polydora caulleryi 2 BR 180CT2000 B 3 Polydora socialis 1 BR 180CT2000 B 3 Streblospio benedicti 10 BR 180CT2000 C 1 Mediomastus ambiseta 6 BR 180CT2000 C 2 Cossura delta 2 BR 180CT2000 C 2 Mediomastus ambiseta 2 BR 180CT2000 C 2 Streblospio benedicti 1 BR 180CT2000 C 3 Cossura delta 1 BR 180CT2000 C 3 Mediomastus ambiseta 3 BR 10JAN2001 A 1 Mediomastus ambiseta 5 BR 10JAN2001 A 1 Streblospio benedicti 8 BR 10JAN2001 A 2 Mediomastus ambiseta 5 BR 10JAN2001 A 2 Streblospio benedicti 5 BR 10JAN2001 A 2 Turbellaria(unidentified) 1 BR 10JAN2001 A 3 Mediomastus ambiseta 4 BR 10JAN2001 A 3 No species observed 0 BR 10JAN2001 A 3 Streblospio benedicti 8 BR 10JAN2001 B 1 Mediomastus ambiseta 3 BR 10JAN2001 B 1 Streblospio benedicti 16 BR 10JAN2001 B 2 Mediomastus ambiseta 2 BR 10JAN2001 B 2 Streblospio benedicti 20 BR 10JAN2001 B 3 Mediomastus ambiseta 6 BR 10JAN2001 B 3 Streblospio benedicti 30 BR 10JAN2001 C 1 Mediomastus ambiseta 5 BR 10JAN2001 C 1 Rhynchocoela (unidentified) 1 BR 10JAN2001 C 1 Streblospio benedicti 9 BR 10JAN2001 C 2 Mediomastus ambiseta 7 BR 10JAN2001 C 2 Streblospio benedicti 5 BR 10JAN2001 C 3 Mediomastus ambiseta 2 BR 10JAN2001 C 3 Streblospio benedicti 10 BR 10APR2001 A 1 Chironomid larvae 1 BR 10APR2001 A 1 Mediomastusambiseta 2 BR 10APR2001 A 1 Ostracoda(unidentified) 1 BR 10APR2001 A 1 Parandaliaocularis 2 BR 10APR2001 A 1 Polydora ligni 7 BR 10APR2001 A 1 Streblospio benedicti 3 BR 10APR2001 A 2 Chironomidlarvae 1 BR 10APR2001 A 2 Mediomastus ambiseta 10 BR 10APR2001 A 3 Mediomastus ambiseta 9 BR 10APR2001 A3 Rhynchocoela (unidentified) 2 BR 10APR2001 A3 2 Streblospio benedicti BR 10APR2001 B 1 Chironomid larvae 2 BR 10APR2001 B 1 Mediomastus ambiseta 14 BR 10APR2001 B1 14 Streblospio benedicti BR 10APR2001 B 2 Chironomidlarvae 1 BR 10APR2001 B 2 Hobsonia florida 1 BR 10APR2001 B 2 Mediomastus ambiseta 13 BR 10APR2001 B 2 Streblospio benedicti 19 BR 10APR2001 B 3 Capitella capitata 1 BR 10APR2001 B 3 Mediomastusambiseta 12 BR 10APR2001 B 3 Streblospio benedicti 21 BR 10APR2001 C 1 Mediomastus ambiseta 10 BR 10APR2001 C 1 Streblospio benedicti 2 BR 10APR2001 C 2 Mediomastus ambiseta 4 BR 10APR2001 C 2 Streblospio benedicti 3 BR 10APR2001 C 3 Mediomastusambiseta 6 BR 10APR2001 C 3 Streblospio benedicti 27 BR 11JUL2001 A 1 Mediomastusambiseta 1 BR 11JUL2001 A 1 No species observed 0 BR 11JUL2001 A 1 Streblospio benedicti 4 BR 11JUL2001 A 2 Mediomastus ambiseta 1 BR 11JUL2001 A 2 No species observed 0 BR 11JUL2001 A 2 Streblospio benedicti 2 BR 11JUL2001 A 3 Mediomastus ambiseta 1 BR 11JUL2001 A 3 No species observed 0 BR 11JUL2001 A 3 Streblospio benedicti 2 BR 11JUL2001 B 1 Callianassa sp. 1 BR 11JUL2001 B 1 Gyptis vittata 1 BR 11JUL2001 B 1 Mediomastus ambiseta 17 BR 11JUL2001 B 1 Parandalia ocularis 1 BR 11JUL2001 B 1 Polydora ligni 1 BR 11JUL2001 B 1 4 Rhynchocoela (unidentified) BR 11JUL2001 B 2 Mediomastusambiseta 16 BR 11JUL2001 B 2 1 BR 11JUL2001 B 2 1 Oligochaetes (unidentified) Streblospio benedicti BR 11JUL2001 B 3 Callianassa 1 sp. BR 11JUL2001 3 B Gyptis vittata 1 BR 11JUL2001 B 3 Mediomastus ambiseta 5 BR 11JUL2001 B 3 Parandalia ocularis 1 BR 11JUL2001 B 3 3 Streblospio benedicti BR 11JUL2001 C 1 Mediomastus ambiseta 1 BR 11JUL2001 C 1 29 Streblospio benedicti BR 11JUL2001 C 2 Callianassa 1 sp. BR 11JUL2001 C 2 Mediomastus ambiseta 9 Streblospio benedicti BR 11JUL2001 C 2 4 BR 11JUL2001 C 3 Mediomastusambiseta 10 BR 11JUL2001 c 3 Parandaliaocularis 1 BR 11JUL2001 c 3 Streblospio benedicti 13 BR 120CT2001 A 1 Mediomastusambiseta 6 BR 120CT2001 A 1 Streblospio benedicti 6 BR 120CT2001 A 2 Callianassa sp. 1 BR 120CT2001 A 2 Mediomastus ambiseta 5 BR 120CT2001 A 2 Oligochaetes (unidentified) 1 BR 120CT2001 A 2 Parandaliaocularis 2 BR 120CT2001 A 2 Rhynchocoela (unidentified) 5 BR 120CT2001 A 2 Streblospio benedicti 1 BR 120CT2001 A 3 Mediomastusambiseta 6 BR 120CT2001 A 3 Microprotopus spp. 2 BR 120CT2001 A 3 Oligochaetes (unidentified) 3 BR 120CT2001 A 3 Streblospio benedicti 7 BR 120CT2001 B 1 Callianassa sp. 1 BR 120CT2001 B 1 Mediomastus ambiseta 11 BR 120CT2001 B 1 Parandaliaocularis 3 BR 120CT2001 B 1 Rhynchocoela (unidentified) 1 BR 120CT2001 B 1 Streblospio benedicti 1 BR 120CT2001 B 2 Mediomastus ambiseta 3 BR 120CT2001 B 2 Rhynchocoela (unidentified) 1 BR 120CT2001 B 2 Streblospio benedicti 2 BR 120CT2001 B 3 Mediomastus ambiseta 7 BR 120CT2001 B 3 Parandaliaocularis 1 BR 120CT2001 B 3 Rhynchocoela (unidentified) 3 BR 120CT2001 B 3 Streblospio benedicti 1 BR 120CT2001 C 1 Mediomastus ambiseta 12 BR 120CT2001 C 1 Rhynchocoela (unidentified) 1 BR 120CT2001 C 1 Streblospio benedicti 46 BR 120CT2001 C 2 Mediomastusambiseta 13 BR 120CT2001 C 2 Streblospio benedicti 16 BR 120CT2001 C 3 Mediomastusambiseta 5 BR 120CT2001 C 3 Streblospio benedicti 12 BR 08JAN2002 A 1 Chironomidlarvae 1 BR 08JAN2002 A 1 No species observed 0 BR 08JAN2002 A 1 Rhynchocoela (unidentified) 1 BR 08JAN2002 A 2 Damselfly numphs 1 BR 08JAN2002 A 2 Mediomastusambiseta 3 BR 08JAN2002 A 2 Streblospio benedicti 2 BR 08JAN2002 A 3 Mediomastusambiseta 6 BR 08JAN2002 A 3 Rhynchocoela (unidentified) 2 BR 08JAN2002 B 1 Mediomastusambiseta 2 BR 08JAN2002 B 1 Rhynchocoela (unidentified) 1 BR 08JAN2002 B 2 Mediomastusambiseta 1 BR 08JAN2002 B 2 Rhynchocoela (unidentified) 1 BR 08JAN2002 B 2 Streblospio benedicti 3 BR 08JAN2002 B 3 Mediomastus ambiseta 12 BR 08JAN2002 B 3 Oligochaetes (unidentified) 2 BR 08JAN2002 B 3 Rhynchocoela (unidentified) 2 BR 08JAN2002 C 1 Mediomastus ambiseta 27 BR 08JAN2002 C 1 Streblospio benedicti 44 BR 08JAN2002 C 2 Mediomastus ambiseta 16 BR 08JAN2002 C 2 Streblospio benedicti 1 BR 08JAN2002 C 3 Mediomastusambiseta 2 BR 08JAN2002 C 3 No species observed 0 BR 12APR2002 A 1 Mediomastusambiseta 3 BR 12APR2002 A 1 Streblospio benedicti 11 BR 12APR2002 A 2 Mediomastusambiseta 6 BR 12APR2002 A 2 Schizocardium sp. 1 BR 12APR2002 A 2 Streblospio benedicti 13 BR 12APR2002 A 3 Capitella capitata 2 BR 12APR2002 A 3 Chironomidlarvae 2 BR 12APR2002 A 3 Mediomastusambiseta 2 BR 12APR2002 A 3 Streblospio benedicti 11 BR 12APR2002 B 1 Capitella capitata 1 BR 12APR2002 B 1 Mediomastusambiseta 4 BR 12APR2002 B 1 Neanthes succinea 1 BR 12APR2002 B 1 Polydora socialis 3 BR 12APR2002 B 1 Rhynchocoela (unidentified) 2 BR 12APR2002 B 1 Streblospio benedicti 3 BR 12APR2002 B 2 Callianassa sp. 1 BR 12APR2002 B 2 Chironomidlarvae 1 BR 12APR2002 B 2 Grandidierellabonnieroides 1 BR 12APR2002 B 2 Mediomastus ambiseta 4 BR 12APR2002 B 2 Polydora socialis 35 BR 12APR2002 B 2 Streblospio benedicti 10 BR 12APR2002 B 3 Anthozoa(unidentified) 1 BR 12APR2002 B 3 Corophium louisianum 1 BR 12APR2002 B 3 Mediomastusambiseta 2 BR 12APR2002 B 3 Neanthes succinea 12 BR 12APR2002 B 3 Polydora socialis 76 BR 12APR2002 B 3 Streblospio benedicti 20 BR 12APR2002 C 1 Mediomastusambiseta 11 BR 12APR2002 C 1 Oligochaetes (unidentified) 2 BR 12APR2002 C 1 Streblospio benedicti 23 BR 12APR2002 C 2 Capitella capitata 2 BR 12APR2002 C 2 Chironomidlarvae 1 BR 12APR2002 C 2 Mediomastusambiseta 13 BR 12APR2002 C 2 Oligochaetes (unidentified) 1 BR 12APR2002 C 2 Parandaliaocularis 1 BR 12APR2002 C 2 Rhynchocoela (unidentified) 1 BR 12APR2002 C 2 Streblospio benedicti 16 BR 12APR2002 C 3 Capitella capitata 1 BR 12APR2002 C 3 Mediomastusambiseta 11 BR 12APR2002 C 3 Streblospio benedicti 14 BR 08JUL2002 A 1 Mediomastusambiseta 6 BR 08JUL2002 A 2 Mediomastusambiseta 1 BR 08JUL2002 A 2 Rhynchocoela (unidentified) 1 BR 08JUL2002 A 2 Streblospio benedicti 2 BR 08JUL2002 A 3 Mediomastusambiseta 1 BR 08JUL2002 A 3 Streblospio benedicti 5 BR 08JUL2002 B 1 Mediomastusambiseta 12 BR 08JUL2002 B 1 Parandaliaocularis 1 BR 08JUL2002 B 1 Rhynchocoela (unidentified) 2 BR 08JUL2002 B 1 Streblospio benedicti 7 BR 08JUL2002 B 2 Mediomastusambiseta 5 BR 08JUL2002 B 2 Rhynchocoela (unidentified) 1 BR 08JUL2002 B 2 Streblospio benedicti 7 BR 08JUL2002 B 3 Mediomastus ambiseta 5 BR 08JUL2002 B 3 Parandaliaocularis 1 BR 08JUL2002 B 3 Rhynchocoela (unidentified) 1 BR 08JUL2002 B 3 Streblospio benedicti 7 BR 08JUL2002 C 1 Mediomastusambiseta 24 BR 08JUL2002 C 1 Oligochaetes (unidentified) 2 BR 08JUL2002 C 1 Streblospio benedicti 8 BR 08JUL2002 C 2 Mediomastusambiseta 14 BR 08JUL2002 C 2 Streblospio benedicti 4 BR 08JUL2002 C 3 Mediomastusambiseta 18 BR 08JUL2002 C 3 Paraprionospio pinnata 1 BR 08JUL2002 C 3 Rhynchocoela (unidentified) 1 BR 08JUL2002 C 3 Streblospio benedicti 6 BR 160CT2002 A 1 Mediomastusambiseta 4 BR 160CT2002 A 1 Megalops 1 BR 160CT2002 A 1 Rhynchocoela (unidentified) 1 BR 160CT2002 A 1 Streblospio benedicti 6 BR 160CT2002 A 2 Mediomastusambiseta 1 BR 160CT2002 A 2 Streblospio benedicti 9 BR 160CT2002 A 3 Mediomastus ambiseta 6 BR 160CT2002 A 3 Streblospio benedicti 3 BR 160CT2002 B 1 Mediomastusambiseta 2 BR 160CT2002 B 1 Rhynchocoela (unidentified) 1 BR 160CT2002 B 1 Streblospio benedicti 17 BR 160CT2002 B 2 Mediomastusambiseta 7 BR 160CT2002 B 2 Nereidae(unidentified) 1 BR 160CT2002 B 2 Paraprionospio pinnata 1 BR 160CT2002 B 2 Rhynchocoela (unidentified) 1 BR 160CT2002 B 2 Streblospio benedicti 6 BR 160CT2002 B 3 Mediomastusambiseta 4 BR 160CT2002 B 3 Nereidae(unidentified) 1 BR 160CT2002 B 3 Streblospio benedicti 27 BR 160CT2002 C 1 Mediomastus ambiseta 13 BR 160CT2002 C 1 Parandaliaocularis 1 BR 160CT2002 C 1 Rhynchocoela (unidentified) 1 BR 160CT2002 C 1 Streblospio benedicti 12 BR 160CT2002 C 2 Capitella capitata 1 BR 160CT2002 C 2 Mediomastusambiseta 3 BR 160CT2002 C 2 Streblospio benedicti 16 BR 160CT2002 C 3 Mediomastusambiseta 16 BR 160CT2002 C 3 Parandaliaocularis 1 BR 160CT2002 C 3 Streblospio benedicti 45 BR 08JAN2003 A 1 Mediomastus ambiseta 8 BR 08JAN2003 A 1 Parandaliaocularis 1 BR 08JAN2003 A 1 Rhynchocoela (unidentified) 1 BR 08JAN2003 A 1 Streblospio benedicti 1 BR 08JAN2003 A 2 Mediomastusambiseta 10 BR 08JAN2003 A 2 Streblospio benedicti 2 BR 08JAN2003 A 3 Mediomastus ambiseta 4 BR 08JAN2003 A 3 Rhynchocoela (unidentified) 2 BR 08JAN2003 B 1 Mediomastus ambiseta 10 BR 08JAN2003 B 1 Oligochaetes (unidentified) 1 BR 08JAN2003 B 2 Mediomastus ambiseta 9 BR 08JAN2003 B 2 Parandaliaocularis 1 BR 08JAN2003 B 2 Rhynchocoela (unidentified) 1 BR 08JAN2003 B 3 Mediomastus ambiseta 5 BR 08JAN2003 B 3 Oligochaetes (unidentified) 2 BR 08JAN2003 C 1 Mediomastus ambiseta 13 BR 08JAN2003 C 1 Oligochaetes (unidentified) 1 BR 08JAN2003 C 1 Parandalia ocularis 1 BR 08JAN2003 C 2 Mediomastusambiseta 13 BR 08JAN2003 C 2 Oligochaetes (unidentified) 1 BR 08JAN2003 C 2 Parandaliaocularis 1 BR 08JAN2003 C 2 Rhynchocoela (unidentified) 3 BR 08JAN2003 C 2 Streblospio benedicti 2 BR 08JAN2003 C 3 Mediomastusambiseta 7 BR 08JAN2003 C 3 Parandalia ocularis 2 BR 08JAN2003 C 3 Rhynchocoela (unidentified) 3 BR 08JAN2003 C 3 Streblospio benedicti 1 BR 09APR2003 A 1 Mediomastus ambiseta 8 BR 09APR2003 A 1 Oligochaetes (unidentified) 5 BR 09APR2003 A 1 Rhynchocoela (unidentified) 1 BR 09APR2003 A 2 Mediomastus ambiseta 1 BR 09APR2003 A 2 Oligochaetes (unidentified) 1 BR 09APR2003 A 2 Parandalia ocularis 1 BR 09APR2003 A 2 Rhynchocoela (unidentified) 1 BR 09APR2003 A 2 Streblospio benedicti 1 BR 09APR2003 A 3 Mediomastusambiseta 1 BR 09APR2003 A 3 No species observed 0 BR 09APR2003 A 3 Oligochaetes (unidentified) 3 BR 09APR2003 B 1 Mediomastusambiseta 3 BR 09APR2003 B 1 Polydora ligni 2 BR 09APR2003 B 1 Streblospio benedicti 1 BR 09APR2003 B 2 Mediomastus ambiseta 1 BR 09APR2003 B 2 No species observed 0 BR 09APR2003 B 2 Streblospio benedicti 1 BR 09APR2003 B 3 Mediomastusambiseta 1 BR 09APR2003 B 3 No species observed 0 BR 09APR2003 B 3 Rhynchocoela (unidentified) 1 BR 09APR2003 B 3 Streblospio benedicti 1 BR 09APR2003 C 1 Mediomastusambiseta 3 BR 09APR2003 C 1 No species observed 0 BR 09APR2003 C 1 Oligochaetes (unidentified) 2 BR 09APR2003 C 2 Mediomastusambiseta 13 BR 09APR2003 C 2 No species observed 0 BR 09APR2003 C 2 Oligochaetes (unidentified) 1 BR 09APR2003 C 2 Rhynchocoela (unidentified) 1 BR 09APR2003 C 2 Streblospio benedicti 3 BR 09APR2003 C 3 Capitella capitata 1 BR 09APR2003 C 3 Mediomastus ambiseta 3 BR 09APR2003 C 3 No species observed 0 BR 09APR2003 C 3 Oligochaetes (unidentified) 2 BR 01JUL2003 A 1 Mediomastus ambiseta 3 BR 01JUL2003 A 1 Streblospio benedicti 38 BR 01JUL2003 A 2 Mediomastusambiseta 3 BR 01JUL2003 A 2 Streblospio benedicti 19 BR 01JUL2003 A 3 Mediomastus ambiseta 4 BR 01JUL2003 A 3 Oligochaetes (unidentified) 2 BR 01JUL2003 A 3 Streblospio benedicti 25 BR 01JUL2003 B 1 Mediomastusambiseta 3 BR 01JUL2003 B 1 Streblospio benedicti 33 BR 01JUL2003 B 2 Mediomastusambiseta 2 BR 01JUL2003 B 2 Rhynchocoela (unidentified) 2 BR 01JUL2003 B 2 Streblospio benedicti 17 BR 01JUL2003 B 3 Mediomastusambiseta 1 BR 01JUL2003 B 3 Streblospio benedicti 20 BR 01JUL2003 C 1 Mediomastusambiseta 4 BR 01JUL2003 C 1 Rhynchocoela (unidentified) 1 BR 01JUL2003 C 1 Streblospio benedicti 13 BR 01JUL2003 C 2 Mediomastusambiseta 10 BR 01JUL2003 C 2 Megalops 1 BR 01JUL2003 C 2 Rhynchocoela (unidentified) 1 BR 01JUL2003 C 2 Streblospio benedicti 27 BR 01JUL2003 C 3 Cyclopoida (commensal) 1 BR 01JUL2003 C 3 Mediomastusambiseta 4 BR 01JUL2003 C 3 Rhynchocoela (unidentified) 1 BR 01JUL2003 C 3 Streblospio benedicti 37 BR 070CT2003 A 1 Mediomastusambiseta 11 BR 070CT2003 A 1 Streblospio benedicti 28 BR 070CT2003 A 2 Mediomastusambiseta 3 BR 070CT2003 A 2 Rhynchocoela (unidentified) 1 BR 070CT2003 A 2 Streblospio benedicti 10 BR 070CT2003 A 3 Mediomastusambiseta 2 BR 070CT2003 A 3 Streblospio benedicti 13 BR 070CT2003 B 1 Mediomastusambiseta 1 BR 070CT2003 B 1 Megalops 1 BR 070CT2003 B 1 Rhynchocoela (unidentified) 4 BR 070CT2003 B 1 Streblospio benedicti 15 BR 070CT2003 B 2 Mediomastusambiseta 6 BR 070CT2003 B 2 Phyllodocidae (unidentified) 1 BR 070CT2003 B 2 Rhynchocoela (unidentified) 1 BR 070CT2003 B 2 Streblospio benedicti 4 BR 070CT2003 B 3 Mediomastusambiseta 4 BR 070CT2003 B 3 Rhynchocoela (unidentified) 2 BR 070CT2003 B 3 Streblospio benedicti 7 BR 070CT2003 C 1 Mulinialateralis 1 BR 070CT2003 C 1 Rhynchocoela (unidentified) 1 BR 070CT2003 C 1 Streblospio benedicti 5 BR 070CT2003 C 2 Mediomastusambiseta 1 BR 070CT2003 C 2 Rhynchocoela (unidentified) 3 BR 070CT2003 C 2 Streblospio benedicti 3 BR 070CT2003 C 3 Mediomastusambiseta 1 BR 070CT2003 C 3 Rhynchocoela (unidentified) 1 BR 070CT2003 C 3 Streblospio benedicti 5 BR 21JAN2004 A 1 Mediomastusambiseta 17 BR 21JAN2004 A 1 Parandaliaocularis 1 BR 21JAN2004 A 1 Streblospio benedicti 2 BR 21JAN2004 A 2 Mediomastusambiseta 4 BR 21JAN2004 A 2 Oligochaetes (unidentified) 1 BR 21JAN2004 A 2 Polydora caulleryi 3 BR 21JAN2004 A 2 Streblospio benedicti 25 BR 21JAN2004 A 3 Polydora caulleryi 1 BR 21JAN2004 A 3 Streblospio benedicti 20 BR 21JAN2004 B 1 Mediomastusambiseta 9 BR 21JAN2004 B 1 Rhynchocoela (unidentified) 2 BR 21JAN2004 B 2 Mediomastusambiseta 1 BR 21JAN2004 B 2 Sipuncula (unidentified) 5 BR 21JAN2004 B 2 Streblospio benedicti 3 BR 21JAN2004 B 3 Mediomastus ambiseta 7 BR 21JAN2004 B 3 Rhynchocoela (unidentified) 1 BR 21JAN2004 B 3 Sipuncula (unidentified) 1 BR 21JAN2004 C 1 Mediomastus ambiseta 2 BR 21JAN2004 C 1 No species observed 0 BR 21JAN2004 C 1 Rhynchocoela (unidentified) 1 BR 21JAN2004 C 1 Streblospio benedicti 1 BR 21JAN2004 C 2 Anthozoa (unidentified) 1 BR 21JAN2004 C 2 Mediomastus ambiseta 3 BR 21JAN2004 C 2 No species observed 0 BR 21JAN2004 C 2 Rhynchocoela (unidentified) 1 BR 21JAN2004 C 2 Streblospio benedicti 2 BR 21JAN2004 C 3 Capitella capitata 1 BR 21JAN2004 C 3 Mediomastus ambiseta 6 BR 21JAN2004 C 3 Parandalia ocularis 1 BR 21JAN2004 C 3 Rhynchocoela (unidentified) 1 BR 21JAN2004 C 3 Streblospio benedicti 1 BR 13APR2004 A 1 Mediomastus ambiseta 12 BR 13APR2004 A 1 Oligochaetes (unidentified) 10 BR 13APR2004 A 1 Parandalia ocularis 1 BR 13APR2004 A 1 Streblospio benedicti 9 BR 13APR2004 A 2 Chironomidlarvae 1 BR 13APR2004 A 2 Hydrozoa (unidentified) 3 BR 13APR2004 A 2 Mediomastus ambiseta 2 BR 13APR2004 A 3 Mediomastusambiseta 3 BR 13APR2004 A 3 Oligochaetes (unidentified) 1 BR 13APR2004 A 3 Streblospio benedicti 2 BR 13APR2004 B 1 Mediomastusambiseta 3 BR 13APR2004 B 1 Streblospio benedicti 2 BR 13APR2004 B 2 Mediomastusambiseta 2 BR 13APR2004 B 2 Streblospio benedicti 6 BR 13APR2004 B 3 Mediomastusambiseta 2 BR 13APR2004 B 3 No species observed 0 BR 13APR2004 B 3 Oligochaetes (unidentified) 2 BR 13APR2004 B 3 Streblospio benedicti 1 BR 13APR2004 C 1 Mediomastusambiseta 9 BR 13APR2004 C 1 Streblospio benedicti 4 BR 13APR2004 C 2 Mediomastusambiseta 10 BR 13APR2004 C 2 Sigambra bassi 1 BR 13APR2004 C 3 Capitella capitata 7 BR 13APR2004 C 3 Edotea montosa 1 BR 13APR2004 C 3 Mediomastusambiseta 5 BR 13APR2004 C 3 Streblospio benedicti 8 BR 21JUL2004 A 1 Mediomastusambiseta 4 BR 21JUL2004 A 1 Oligochaetes (unidentified) 1 BR 21JUL2004 A 2 Mediomastus ambiseta 3 BR 21JUL2004 A 2 Rhynchocoela (unidentified) 1 BR 21JUL2004 A 3 Mediomastus ambiseta 1 BR 21JUL2004 A 3 No species observed 0 BR 21JUL2004 A 3 Oligochaetes (unidentified) 3 BR 21JUL2004 B 1 Mediomastusambiseta 7 BR 21JUL2004 B 1 Rhynchocoela (unidentified) 1 BR 21JUL2004 B 2 Mediomastusambiseta 1 BR 21JUL2004 B 2 No species observed 0 BR 21JUL2004 B 2 Rhynchocoela (unidentified) 2 BR 21JUL2004 B 3 Mediomastusambiseta 2 BR 21JUL2004 B 3 Oligochaetes (unidentified) 5 BR 21JUL2004 B 3 Streblospio benedicti 1 BR 21JUL2004 C 1 Mediomastusambiseta 14 BR 21JUL2004 C 1 Oligochaetes (unidentified) 1 BR 21JUL2004 C 2 Mediomastusambiseta 10 BR 21JUL2004 C 2 No species observed 0 BR 21JUL2004 C 2 Oligochaetes (unidentified) 1 BR 21JUL2004 C 3 Mediomastusambiseta 2 BR 21JUL2004 C 3 Oligochaetes (unidentified) 1 BR 180CT2004 A 1 Mediomastus ambiseta 17 BR 180CT2004 A 1 Rhynchocoela (unidentified) 1 BR 180CT2004 A 1 Streblospio benedicti 6 BR 180CT2004 A 2 Mediomastus ambiseta 14 BR 180CT2004 A 2 Streblospio benedicti 12 BR 180CT2004 A 3 Mediomastusambiseta 14 BR 180CT2004 A 3 Oligochaetes (unidentified) 5 BR 180CT2004 A 3 Rhynchocoela (unidentified) 3 BR 180CT2004 A 3 Streblospio benedicti 67 BR 180CT2004 B 1 Mediomastusambiseta 13 BR 180CT2004 B 1 Rhynchocoela (unidentified) 1 BR 180CT2004 B 1 Streblospio benedicti 17 BR 180CT2004 B 2 Mediomastusambiseta 13 BR 180CT2004 B 2 Rhynchocoela (unidentified) 3 BR 180CT2004 B 2 Streblospio benedicti 14 BR 180CT2004 B 3 Mediomastusambiseta 11 BR 180CT2004 B 3 Streblospio benedicti 7 BR 180CT2004 C 1 Edoteamontosa 1 BR 180CT2004 C 1 Mediomastusambiseta 51 BR 180CT2004 C 1 Oligochaetes (unidentified) 1 BR 180CT2004 C 1 Parandaliaocularis 1 BR 180CT2004 C 1 Rhynchocoela (unidentified) 3 BR 180CT2004 C 2 Mediomastusambiseta 23 BR 180CT2004 C 2 Oligochaetes (unidentified) 5 BR 180CT2004 C 2 Rhynchocoela (unidentified) 1 BR 180CT2004 C 2 Streblospio benedicti 2 BR 180CT2004 C 3 Mediomastusambiseta 6 BR 180CT2004 C 3 Oligochaetes (unidentified) 1 BR 180CT2004 C 3 Parandaliaocularis 2 BR 180CT2004 C 3 Streblospio benedicti 2 BR 180CT2004 C 3 Tellinatexana 1 RG 240CT2000 A 1 Chironomid larvae 3 RG 240CT2000 A 1 Macomamitchelli 1 RG 240CT2000 A 1 Mediomastus ambiseta 28 RG 240CT2000 A 1 Neritina virginea 4 RG 240CT2000 A 1 Rhynchocoela (unidentified) 6 RG 240CT2000 A 2 Chironomid larvae 3 RG 240CT2000 A 2 Macomamitchelli 3 RG 240CT2000 A 2 Mediomastus ambiseta 49 RG 240CT2000 A 2 Mulinia lateralis 2 RG 240CT2000 A 2 Rhynchocoela (unidentified) 6 RG 240CT2000 A 2 Streblospio benedicti 1 RG 240CT2000 A 3 Chironomidlarvae 2 RG 240CT2000 A 3 Macoma mitchelli 2 RG 240CT2000 A 3 Mediomastusambiseta 49 RG 240CT2000 A 3 Mulinialateralis 2 RG 240CT2000 A 3 Rhynchocoela (unidentified) 7 RG 240CT2000 A 3 Streblospio benedicti 1 RG 240CT2000 A 3 Tellidora cristata 1 RG 240CT2000 B 1 Laeonereis culveri 1 RG 240CT2000 B 1 Macoma mitchelli 1 RG 240CT2000 B 1 Mediomastusambiseta 14 RG 240CT2000 B 1 Neritina virginea 2 RG 240CT2000 B 1 Rhynchocoela (unidentified) 1 RG 240CT2000 B 1 Streblospio benedicti 1 RG 240CT2000 B 2 Chironomidlarvae 4 RG 240CT2000 B 2 Laeonereis culveri 1 RG 240CT2000 B 2 Mediomastus ambiseta 25 RG 240CT2000 B 2 Neritina virginea 1 RG 240CT2000 B 2 Rhynchocoela (unidentified) 1 RG 240CT2000 B 2 Streblospio benedicti 1 RG 240CT2000 B 3 Macoma mitchelli 1 RG 240CT2000 B 3 Mediomastusambiseta 10 RG 240CT2000 B 3 Mulinia lateralis 2 RG 240CT2000 B 3 Neritina virginea 2 RG 240CT2000 B 3 Rhynchocoela (unidentified) 5 RG 240CT2000 B 3 Streblospio benedicti 2 RG 240CT2000 C 1 Capitella capitata 1 RG 240CT2000 C 1 Gammarus mucronatus 1 RG 240CT2000 C 1 Oligochaetes (unidentified) 1 RG 240CT2000 C 1 Rhynchocoela (unidentified) 2 RG 240CT2000 C 1 Streblospio benedicti 16 RG 240CT2000 C 2 Mediomastus ambiseta 7 RG 240CT2000 C 2 Oligochaetes (unidentified) 1 RG 240CT2000 C 2 Pseudodiaptomus pelagicus 1 RG 240CT2000 C 2 Rhynchocoela (unidentified) 2 RG 240CT2000 C 2 Streblospio benedicti 106 RG 240CT2000 C 3 Neritina virginea 1 RG 240CT2000 C 3 No species observed 0 RG 240CT2000 C 3 Oligochaetes (unidentified) 1 RG 240CT2000 C 3 Streblospio benedicti 1 RG 10JAN2001 A 1 Chironomidlarvae 7 RG 10JAN2001 A 1 Macoma mitchelli 6 RG 10JAN2001 A 1 Mediomastusambiseta 48 RG 10JAN2001 A 1 Rhynchocoela (unidentified) 2 RG 10JAN2001 A 2 Chironomid larvae 5 RG 10JAN2001 A 2 Macoma mitchelli 5 RG 10JAN2001 A 2 Macoma tenta 1 RG 10JAN2001 A 2 Mediomastus ambiseta 39 RG 10JAN2001 A 2 Rhynchocoela (unidentified) 3 RG 10JAN2001 A 3 Chironomidlarvae 11 RG 10JAN2001 A 3 Macomamitchelli 5 RG 10JAN2001 A 3 Mediomastus ambiseta 53 RG 10JAN2001 A 3 No species observed 0 RG 10JAN2001 A 3 Rhynchocoela (unidentified) 4 RG 10JAN2001 B 1 Chironomid larvae 8 RG 10JAN2001 B 1 Mediomastusambiseta 32 RG 10JAN2001 B 1 Neritinavirginea 1 RG 10JAN2001 B 1 Rhynchocoela (unidentified) 5 RG 10JAN2001 B 1 Streblospio benedicti 1 RG 10JAN2001 B 2 Chironomidlarvae 2 RG 10JAN2001 B 2 Macoma mitchelli 2 RG 10JAN2001 B 2 Mediomastusambiseta 24 RG 10JAN2001 B 2 Neritina virginea 2 RG 10JAN2001 B 2 Polydora ligni 1 RG 10JAN2001 B 2 Rhynchocoela (unidentified) 1 RG 10JAN2001 B 2 Streblospio benedicti 1 RG 10JAN2001 B 3 Chironomidlarvae 3 RG 10JAN2001 B 3 Macoma mitchelli 1 RG 10JAN2001 B 3 Mediomastusambiseta 17 RG 10JAN2001 B 3 Mulinia lateralis 2 RG 10JAN2001 B 3 No species observed 0 RG 10JAN2001 B 3 Rhynchocoela (unidentified) 2 RG 10JAN2001 B 3 Streblospio benedicti 3 RG 10JAN2001 C 1 Chironomid larvae 4 RG 10JAN2001 C 1 Macoma mitchelli 7 RG 10JAN2001 C 1 Mediomastusambiseta 54 RG 10JAN2001 C 1 Rhynchocoela (unidentified) 1 RG 10JAN2001 C 1 Streblospio benedicti 6 RG 10JAN2001 C 2 Chironomidlarvae 2 RG 10JAN2001 C 2 Gammarus mucronatus 2 RG 10JAN2001 C 2 Grandidierellabonnieroides 1 RG 10JAN2001 C 2 Macoma mitchelli 7 RG 10JAN2001 C 2 Mediomastusambiseta 66 RG 10JAN2001 C 2 Rhynchocoela (unidentified) 4 RG 10JAN2001 C 2 Streblospio benedicti 9 RG 10JAN2001 C 3 Chironomidlarvae 3 RG 10JAN2001 C 3 Corophium louisianum 1 RG 10JAN2001 C 3 Macoma mitchelli 6 RG 10JAN2001 C 3 Mediomastusambiseta 51 RG 10JAN2001 C 3 Neritina virginea 2 RG 10JAN2001 C 3 Rhynchocoela (unidentified) 3 RG 10JAN2001 C 3 Streblospio benedicti 5 RG 14APR2001 A 1 Chironomidlarvae 23 RG 14APR2001 A 1 Mediomastus ambiseta 25 RG 14APR2001 A 1 Mulinia lateralis 1 RG 14APR2001 A 1 Streblospio benedicti 3 RG 14APR2001 A 2 Chironomidlarvae 34 RG 14APR2001 A 2 Mediomastus ambiseta 24 RG 14APR2001 A 2 Oligochaetes (unidentified) 3 RG 14APR2001 A 2 Ostracoda (unidentified) 1 RG 14APR2001 A 3 Chironomidlarvae 31 RG 14APR2001 A 3 Mediomastus ambiseta 41 RG 14APR2001 A 3 Oligochaetes (unidentified) 1 RG 14APR2001 A 3 Rhynchocoela (unidentified) 4 RG 14APR2001 A 3 Streblospio benedicti 2 RG 14APR2001 B 1 Chironomid larvae 17 RG 14APR2001 B 1 Macoma mitchelli 1 RG 14APR2001 B 1 Mediomastus ambiseta 12 RG 14APR2001 B 1 Oligochaetes (unidentified) 1 RG 14APR2001 B 1 Streblospio benedicti 3 RG 14APR2001 B 2 Chironomid larvae 27 RG 14APR2001 B 2 Mediomastus ambiseta 24 RG 14APR2001 B 2 Oligochaetes (unidentified) 3 RG 14APR2001 B 2 Streblospio benedicti 3 RG 14APR2001 B 3 Chironomidlarvae 15 RG 14APR2001 B 3 Mediomastus ambiseta 20 RG 14APR2001 B 3 Mulinialateralis 1 RG 14APR2001 B 3 Rhynchocoela (unidentified) 2 RG 14APR2001 C 1 Chironomid larvae 20 RG 14APR2001 C 1 Macoma mitchelli 1 RG 14APR2001 C 1 Mediomastus ambiseta 45 RG 14APR2001 C 1 Neritina virginea 1 RG 14APR2001 C 1 Oligochaetes (unidentified) 4 RG 14APR2001 C 1 Rhynchocoela (unidentified) 2 RG 14APR2001 C 1 Streblospio benedicti 17 RG 14APR2001 C 2 Chironomidlarvae 12 RG 14APR2001 C 2 Mediomastus ambiseta 24 RG 14APR2001 C 2 Neritina virginea 3 RG 14APR2001 C 2 Oligochaetes (unidentified) 3 RG 14APR2001 C 2 Rhynchocoela (unidentified) 1 RG 14APR2001 C 2 Streblospio benedicti 9 RG 14APR2001 C 3 Chironomid larvae 19 RG 14APR2001 C 3 Macoma mitchelli 1 RG 14APR2001 C 3 Mediomastusambiseta 26 RG 14APR2001 C 3 Neritina virginea 1 RG 14APR2001 C 3 Rhynchocoela (unidentified) 1 RG 14APR2001 C 3 Streblospio benedicti 4 RG 07JUL2001 A 1 Chironomidlarvae 12 RG 07JUL2001 A 1 Mediomastusambiseta 35 RG 07JUL2001 A 1 Mulinialateralis 1 RG 07JUL2001 A 1 Oligochaetes (unidentified) 2 RG 07JUL2001 A 1 Rhynchocoela (unidentified) 2 RG 07JUL2001 A 2 Chironomidlarvae 3 RG 07JUL2001 A 2 Mediomastusambiseta 8 RG 07JUL2001 A 2 Mulinialateralis 1 RG 07JUL2001 A 2 Oligochaetes (unidentified) 12 RG 07JUL2001 A 2 Polydora sp. 4 RG 07JUL2001 A 3 Chironomidlarvae 2 RG 07JUL2001 A 3 Mulinialateralis 1 RG 07JUL2001 A 3 No species observed 0 RG 07JUL2001 A 3 Oligochaetes (unidentified) 1 RG 07JUL2001 A 3 Polydora sp. 7 RG 07JUL2001 B 1 Chironomidlarvae 4 RG 07JUL2001 B 1 Mediomastusambiseta 18 RG 07JUL2001 B 1 Oligochaetes (unidentified) 1 RG 07JUL2001 B 2 Chironomid larvae 4 RG 07JUL2001 B 2 Mediomastus ambiseta 14 RG 07JUL2001 B 2 Neritina virginea 1 RG 07JUL2001 B 2 Oligochaetes (unidentified) 2 RG 07JUL2001 B 3 Chironomid larvae 6 RG 07JUL2001 B 3 Mediomastusambiseta 14 RG 07JUL2001 B 3 Neritina virginea 3 RG 07JUL2001 C 1 Chironomid larvae 5 RG 07JUL2001 C 1 Mediomastus ambiseta 5 RG 07JUL2001 C 1 Oligochaetes (unidentified) 2 RG 07JUL2001 C 2 Chironomid larvae 1 RG 07JUL2001 C 2 Mediomastusambiseta 1 RG 07JUL2001 C 2 Rhynchocoela (unidentified) 1 RG 07JUL2001 C 3 Ceratopogonid larvae 1 RG 07JUL2001 c 3 Chironomidlarvae 4 RG 07JUL2001 c 3 Laeonereis culveri 1 RG 07JUL2001 c 3 Mediomastusambiseta 2 RG 07JUL2001 c 3 Rhynchocoela (unidentified) 1 RG 200CT2001 A 1 Chironomid larvae 6 RG 200CT2001 A 1 Mediomastusambiseta 1 RG 200CT2001 A 1 Mulinialateralis 1 RG 200CT2001 A 1 Neritinavirginea 1 RG 200CT2001 A 1 No species observed 0 RG 200CT2001 A 1 Polydora ligni 1 RG 200CT2001 A 1 Rhynchocoela (unidentified) 1 RG 200CT2001 A 1 Streblospio benedicti 24 RG 200CT2001 A 2 Chironomidlarvae 2 RG 200CT2001 A 2 Polydora ligni 5 RG 200CT2001 A 2 Rhynchocoela (unidentified) 1 RG 200CT2001 A 2 Streblospio benedicti 41 RG 200CT2001 A 3 Chironomidlarvae 4 RG 200CT2001 A 3 No species observed 0 RG 200CT2001 A 3 Polydora ligni 2 RG 200CT2001 A 3 Rhynchocoela (unidentified) 1 RG 200CT2001 A 3 Streblospio benedicti 34 RG 200CT2001 B 1 Chironomid larvae 5 RG 200CT2001 B 1 No species observed 0 RG 200CT2001 B 1 Rhynchocoela (unidentified) 1 RG 200CT2001 B 1 Streblospio benedicti 15 RG 200CT2001 B 2 Chironomidlarvae 4 RG 200CT2001 B 2 Mediomastusambiseta 5 RG 200CT2001 B 2 Mulinialateralis 1 RG 200CT2001 B 2 Neritinavirginea 1 RG 200CT2001 B 2 No species observed 0 RG 200CT2001 B 2 Rhynchocoela (unidentified) 3 RG 200CT2001 B 2 Streblospio benedicti 11 RG 200CT2001 B 3 Chironomidlarvae 2 RG 200CT2001 B 3 Mediomastusambiseta 1 RG 200CT2001 B 3 Neritinavirginea 1 RG 200CT2001 B 3 No species observed 0 RG 200CT2001 B 3 Rhynchocoela (unidentified) 1 RG 200CT2001 B 3 Streblospio benedicti 16 RG 200CT2001 C 1 Chironomidlarvae 1 RG 200CT2001 C 1 Mediomastusambiseta 5 RG 200CT2001 C 1 Rhynchocoela (unidentified) 1 RG 200CT2001 C 1 Streblospio benedicti 4 RG 200CT2001 C 2 Chironomidlarvae 1 RG 200CT2001 C 2 Laeonereis culveri 2 RG 200CT2001 C 2 Mediomastusambiseta 5 RG 200CT2001 C 2 Streblospio benedicti 2 RG 200CT2001 C 3 Chironomidlarvae 1 RG 200CT2001 C 3 Mediomastus ambiseta 6 RG 200CT2001 C 3 Rhynchocoela (unidentified) 1 RG 200CT2001 C 3 Streblospio benedicti 4 RG 21JAN2002 A 1 Chironomidlarvae 5 RG 21JAN2002 A 1 Mediomastus ambiseta 1 RG 21JAN2002 A 1 Neritinavirginea 1 RG 21JAN2002 A 1 Oligochaetes (unidentified) 4 RG 21JAN2002 A 1 Rhynchocoela (unidentified) 2 RG 21JAN2002 A 1 Streblospio benedicti 12 RG 21JAN2002 A 2 Chironomid larvae 5 RG 21JAN2002 A 2 Laeonereis culveri 1 RG 21JAN2002 A 2 Oligochaetes (unidentified) 5 RG 21JAN2002 A 2 Streblospio benedicti 4 RG 21JAN2002 A 3 No species observed 0 RG 21JAN2002 A 3 Rhynchocoela (unidentified) 2 RG 21JAN2002 A 3 Streblospio benedicti 2 RG 21JAN2002 B 1 Chironomidlarvae 39 RG 21JAN2002 B 1 Mediomastusambiseta 85 RG 21JAN2002 B 1 No species observed 0 RG 21JAN2002 B 1 Oligochaetes (unidentified) 3 RG 21JAN2002 B 1 Rhynchocoela (unidentified) 1 RG 21JAN2002 B 1 Streblospio benedicti 1 RG 21JAN2002 B 2 Chironomid larvae 25 RG 21JAN2002 B 2 Diptera (unidentified) 1 RG 21JAN2002 B 2 Mediomastusambiseta 44 RG 21JAN2002 B 2 Oligochaetes (unidentified) 2 RG 21JAN2002 B 2 Rhynchocoela (unidentified) 1 RG 21JAN2002 B 2 Streblospio benedicti 1 RG 21JAN2002 B 3 Chironomidlarvae 14 RG 21JAN2002 B 3 Corophium louisianum 1 RG 21JAN2002 B 3 Laeonereis culveri 1 RG 21JAN2002 B 3 Mediomastusambiseta 40 RG 21JAN2002 B 3 Rhynchocoela (unidentified) 1 RG 21JAN2002 B 3 Streblospio benedicti 1 RG 21JAN2002 C 1 Chironomid larvae 61 RG 21JAN2002 C 1 Laeonereis culveri 2 RG 21JAN2002 C 1 Mediomastusambiseta 26 RG 21JAN2002 C 1 Oligochaetes (unidentified) 4 RG 21JAN2002 C 1 Rhynchocoela (unidentified) 2 RG 21JAN2002 C 1 Streblospio benedicti 1 RG 21JAN2002 C 2 Ceratopogonid larvae 1 RG 21JAN2002 C 2 Chironomidlarvae 36 RG 21JAN2002 C 2 Mediomastusambiseta 24 RG 21JAN2002 C 2 Rhynchocoela (unidentified) 3 RG 21JAN2002 C 2 Streblospio benedicti 2 RG 21JAN2002 C 3 Chironomidlarvae 11 RG 21JAN2002 C 3 Corophium louisianum 1 RG 21JAN2002 C 3 Laeonereisculveri 3 RG 21JAN2002 C 3 Mediomastusambiseta 8 RG 14APR2002 A 1 Chironomidlarvae 20 RG 14APR2002 A 1 Mediomastus ambiseta 8 RG 14APR2002 A 1 Neritina virginea 3 RG 14APR2002 A 1 Rhynchocoela (unidentified) 1 RG 14APR2002 A 2 Abra aequalis 1 RG 14APR2002 A 2 Ceratopogonid larvae 3 RG 14APR2002 A 2 Chironomid larvae 100 RG 14APR2002 A 2 Mediomastus ambiseta 6 RG 14APR2002 A 2 Neritinavirginea 1 RG 14APR2002 A 2 Rhynchocoela (unidentified) 1 RG 14APR2002 A 3 Ceratopogonid larvae 1 RG 14APR2002 A 3 Chironomidlarvae 56 RG 14APR2002 A 3 Mediomastusambiseta 9 RG 14APR2002 A 3 No species observed 0 RG 14APR2002 A 3 Rhynchocoela (unidentified) 1 RG 14APR2002 B 1 Chironomidlarvae 148 RG 14APR2002 B 1 Mediomastus ambiseta 37 RG 14APR2002 B 1 Rhynchocoela (unidentified) 4 RG 14APR2002 B 1 Streblospio benedicti 2 RG 14APR2002 B 2 Chironomidlarvae 170 RG 14APR2002 B 2 Mediomastus ambiseta 30 RG 14APR2002 B 2 Rhynchocoela (unidentified) 2 RG 14APR2002 B 3 Ceratopogonid larvae 1 RG 14APR2002 B 3 Chironomid larvae 101 RG 14APR2002 B 3 Laeonereis culveri 1 RG 14APR2002 B 3 Mediomastusambiseta 31 RG 14APR2002 B 3 Neritina virginea 3 RG 14APR2002 B 3 Oligochaetes (unidentified) 2 RG 14APR2002 B 3 Rhynchocoela (unidentified) 2 RG 14APR2002 B 3 Streblospio benedicti 1 RG 14APR2002 C 1 Chironomidlarvae 10 RG 14APR2002 C 1 Mediomastusambiseta 6 RG 14APR2002 C 1 Mysidopsis almyra 1 RG 14APR2002 C 1 Oligochaetes (unidentified) 5 RG 14APR2002 C 1 Streblospio benedicti 10 RG 14APR2002 C 2 Ceratopogonid larvae 1 RG 14APR2002 C 2 Chironomidlarvae 17 RG 14APR2002 C 2 Mediomastusambiseta 2 RG 14APR2002 C 2 Mysidopsis almyra 2 RG 14APR2002 C 2 Oligochaetes (unidentified) 2 RG 14APR2002 C 2 Rhynchocoela (unidentified) 2 RG 14APR2002 C 2 Streblospio benedicti 1 RG 14APR2002 C 3 Chironomidlarvae 12 RG 14APR2002 C 3 Oligochaetes (unidentified) 2 RG 14APR2002 C 3 Streblospio benedicti 5 RG 09JUL2002 A 1 Ceratopogonid larvae 4 RG 09JUL2002 A 1 Chironomidlarvae 88 RG 09JUL2002 A 1 Damselfly numphs 1 RG 09JUL2002 A 1 No species observed 0 RG 09JUL2002 A 1 Oligochaetes (unidentified) 21 RG 09JUL2002 A 2 Ceratopogonid larvae 2 RG 09JUL2002 A 2 Chironomidlarvae 97 RG 09JUL2002 A 2 Ilyocryptus spinifer 3 RG 09JUL2002 A 2 Mediomastusambiseta 1 RG 09JUL2002 A 2 Oligochaetes (unidentified) 82 RG 09JUL2002 A 2 Polydora socialis 1 RG 09JUL2002 A 3 Chironomid larvae 104 RG 09JUL2002 A 3 Oligochaetes (unidentified) 45 RG 09JUL2002 A 3 Pelecypoda (unidentified) 2 RG 09JUL2002 A 3 Polydora socialis 1 RG 09JUL2002 B 1 Chironomid larvae 146 RG 09JUL2002 B 1 Ilyocryptus spinifer 6 RG 09JUL2002 B 1 Oligochaetes (unidentified) 35 RG 09JUL2002 B 1 Rhynchocoela (unidentified) 3 RG 09JUL2002 B 2 Ceratopogonid larvae 1 RG 09JUL2002 B 2 Chironomid larvae 174 RG 09JUL2002 B 2 Ilyocryptus spinifer 5 RG 09JUL2002 B 2 No species observed 0 RG 09JUL2002 B 2 Oligochaetes (unidentified) 38 RG 09JUL2002 B 2 Pelecypoda (unidentified) 1 RG 09JUL2002 B 2 Rhynchocoela (unidentified) 4 RG 09JUL2002 B 3 Ceratopogonid larvae 1 RG 09JUL2002 B 3 Chironomid larvae 142 RG 09JUL2002 B 3 Ilyocryptus spinifer 3 RG 09JUL2002 B 3 Oligochaetes (unidentified) 48 RG 09JUL2002 B 3 Rhynchocoela (unidentified) 4 RG 09JUL2002 D 1 Ceratopogonid larvae 1 RG 09JUL2002 D 1 Chironomid larvae 80 RG 09JUL2002 D 1 Laeonereis culveri 1 RG 09JUL2002 D 1 Rhynchocoela (unidentified) 1 RG 09JUL2002 D 2 Chironomid larvae 95 RG 09JUL2002 D 2 Mediomastusambiseta 1 RG 09JUL2002 D 2 Nereidae(unidentified) 1 RG 09JUL2002 D 2 Rhynchocoela (unidentified) 1 RG 09JUL2002 D 3 Chironomid larvae 76 RG 09JUL2002 D 3 Oligochaetes (unidentified) 1 RG 09JUL2002 D 3 Rhynchocoela (unidentified) 1 RG 190CT2002 A 1 Chironomid larvae 6 RG 190CT2002 A 1 Ilyocryptus spinifer 3 RG 190CT2002 A 1 Penaeus setiferus 1 RG 190CT2002 A 1 Potamanthidae(unidentified) 19 RG 190CT2002 A 2 Ceratopogonid larvae 1 RG 190CT2002 A 2 Chironomidlarvae 9 RG 190CT2002 A 2 Mulinialateralis 1 RG 190CT2002 A 2 Oligochaetes (unidentified) 6 RG 190CT2002 A 2 Potamanthidae(unidentified) 20 RG 190CT2002 A 2 Rhynchocoela (unidentified) 2 RG 190CT2002 A 3 Ceratopogonid larvae 1 RG 190CT2002 A 3 Chironomidlarvae 11 RG 190CT2002 A 3 Munnidaesp. 1 RG 190CT2002 A 3 Oligochaetes (unidentified) 1 RG 190CT2002 A 3 Potamanthidae(unidentified) 19 RG 190CT2002 A 3 Rhynchocoela (unidentified) 1 RG 190CT2002 B 1 Chironomidlarvae 7 RG 190CT2002 B 1 Potamanthidae(unidentified) 4 RG 190CT2002 B 2 Ceratopogonid larvae 2 RG 190CT2002 B 2 Chironomidlarvae 3 RG 190CT2002 B 2 Potamanthidae(unidentified) 2 RG 190CT2002 B 3 Chironomidlarvae 8 RG 190CT2002 B 3 Potamanthidae(unidentified) 4 RG 190CT2002 C 1 Mediomastus ambiseta 1 RG 190CT2002 C 1 No species observed 0 RG 190CT2002 C 2 No species observed 0 RG 190CT2002 C 3 No species observed 0 RG 190CT2002 D 1 Ceratopogonid larvae 2 RG 190CT2002 D 1 Chironomid larvae 11 RG 190CT2002 D 1 Laeonereis culveri 4 RG 190CT2002 D 2 Ceratopogonid larvae 5 RG 190CT2002 D 2 Chironomidlarvae 7 RG 190CT2002 D 2 Laeonereis culveri 4 RG 190CT2002 D 3 Ceratopogonid larvae 2 RG 190CT2002 D 3 Chironomid larvae 4 RG 190CT2002 D 3 Laeonereis culveri 8 RG 190CT2002 D 3 Polydora ligni 5 RG 190CT2002 D 3 Rhynchocoela (unidentified) 1 RG 190CT2002 E 1 Mediomastus ambiseta 1 RG 190CT2002 E 1 Rhynchocoela (unidentified) 2 RG 190CT2002 E 1 Streblospio benedicti 1 RG 190CT2002 E 2 No species observed 0 RG 190CT2002 E 2 Rhynchocoela (unidentified) 1 RG 190CT2002 E 2 Streblospio benedicti 1 RG 190CT2002 E 3 No species observed 0 RG 190CT2002 E 3 Streblospio benedicti 2 RG 10JAN2003 A 1 Ceratopogonid larvae 1 RG 10JAN2003 A 1 Chironomidlarvae 35 RG 10JAN2003 A 1 No species observed 0 RG 10JAN2003 A 1 Rhynchocoela (unidentified) 1 RG 10JAN2003 A 2 Chironomidlarvae 38 RG 10JAN2003 A 2 No species observed 0 RG 10JAN2003 A 3 Ceratopogonid larvae 5 RG 10JAN2003 A 3 Chironomid larvae 16 RG 10JAN2003 A 3 No species observed 0 RG 10JAN2003 A 3 Rhynchocoela (unidentified) 1 RG 10JAN2003 B 1 Ceratopogonid larvae 1 RG 10JAN2003 B 1 Chironomidlarvae 6 RG 10JAN2003 B 1 No species observed 0 RG 10JAN2003 B 2 Chironomidlarvae 12 RG 10JAN2003 B 2 No species observed 0 RG 10JAN2003 B 3 Chironomidlarvae 3 RG 10JAN2003 B 3 No species observed 0 RG 10JAN2003 B 3 Streblospio benedicti 1 RG 10JAN2003 C 1 Mediomastus ambiseta 1 RG 10JAN2003 C 1 No species observed 0 RG 10JAN2003 C 1 Polydora sp. 3 RG 10JAN2003 C 1 Streblospio benedicti 1 RG 10JAN2003 C 2 Polydora sp. 3 RG 10JAN2003 C 2 Rangia flexuosa 1 RG 10JAN2003 C 3 No species observed 0 RG 10JAN2003 C 3 Polydora sp. 1 RG 10JAN2003 D 1 No species observed 0 RG 10JAN2003 D 2 Laeonereis culveri 1 RG 10JAN2003 D 2 Rhynchocoela (unidentified) 1 RG 10JAN2003 D 3 No species observed 0 RG 10JAN2003 D 3 Streblospio benedicti 1 RG 10JAN2003 E 1 Mediomastus ambiseta 1 RG 10JAN2003 E 1 Polydora ligni 5 RG 10JAN2003 E 1 Streblospio benedicti 2 RG 10JAN2003 E 2 Neritinavirginea 1 RG 10JAN2003 E 2 No species observed 0 RG 10JAN2003 E 2 Polydora ligni 4 RG 10JAN2003 E 2 Streblospio benedicti 3 RG 10JAN2003 E 3 No species observed 0 RG 10JAN2003 E 3 Rhynchocoela (unidentified) 1 RG 05APR2003 A 1 Ceratopogonid larvae 1 RG 05APR2003 A 1 Chironomidlarvae 104 RG 05APR2003 A 1 No species observed 0 RG 05APR2003 A 1 Polydora ligni 9 RG 05APR2003 A 2 Chironomidlarvae 103 RG 05APR2003 A 2 Laeonereis culveri 1 RG 05APR2003 A 2 Oligochaetes (unidentified) 1 RG 05APR2003 A 2 Polydora ligni 2 RG 05APR2003 A 2 Rhynchocoela (unidentified) 2 RG 05APR2003 A 3 Ceratopogonid larvae 2 RG 05APR2003 A 3 Chironomid larvae 150 RG 05APR2003 A 3 No species observed 0 RG 05APR2003 A 3 Oligochaetes (unidentified) 2 RG 05APR2003 A 3 Ostracoda (unidentified) 1 RG 05APR2003 A 3 Polydora ligni 10 RG 05APR2003 A 3 Streblospio benedicti 1 RG 05APR2003 B 1 Ceratopogonid larvae 1 RG 05APR2003 B 1 Chironomid larvae 49 RG 05APR2003 B 1 No species observed 0 RG 05APR2003 B 1 Streblospio benedicti 3 RG 05APR2003 B 2 Chironomidlarvae 36 RG 05APR2003 B 2 No species observed 0 RG 05APR2003 B 2 Ostracoda (unidentified) 1 RG 05APR2003 B 2 Streblospio benedicti 2 RG 05APR2003 B 3 Chironomidlarvae 46 RG 05APR2003 B 3 Polydora ligni 1 RG 05APR2003 C 1 Ceratopogonid larvae 1 RG 05APR2003 C 1 Chironomidlarvae 6 RG 05APR2003 C 1 Heteromastus filiformis 1 RG 05APR2003 C 1 Laeonereis culveri 1 RG 05APR2003 C 1 Mediomastusambiseta 2 RG 05APR2003 C 1 Oligochaetes (unidentified) 1 RG 05APR2003 C 1 Polydora ligni 2 RG 05APR2003 C 1 Rhynchocoela (unidentified) 1 RG 05APR2003 C 1 Streblospio benedicti 9 RG 05APR2003 C 2 Chironomidlarvae 2 RG 05APR2003 C 2 Heteromastus filiformis 1 RG 05APR2003 C 2 Mediomastusambiseta 3 RG 05APR2003 C 2 Oligochaetes (unidentified) 2 RG 05APR2003 C 2 Polydora ligni 2 RG 05APR2003 C 2 Rhynchocoela (unidentified) 2 RG 05APR2003 C 2 Streblospio benedicti 19 RG 05APR2003 C 3 Chironomidlarvae 1 RG 05APR2003 C 3 Laeonereis culveri 1 RG 05APR2003 C 3 Mediomastusambiseta 2 RG 05APR2003 C 3 Oligochaetes (unidentified) 1 RG 05APR2003 C 3 Polydora ligni 1 RG 05APR2003 C 3 Streblospio benedicti 12 RG 05APR2003 D 1 Ceratopogonid larvae 4 RG 05APR2003 D 1 Chironomidlarvae 10 RG 05APR2003 D 1 Corophium louisianum 4 RG 05APR2003 D 1 Exogone sp. 2 RG 05APR2003 D 1 Laeonereis culveri 12 RG 05APR2003 D 1 Mediomastus ambiseta 1 RG 05APR2003 D 1 Neritinavirginea 10 RG 05APR2003 D 1 Oligochaetes (unidentified) 29 RG 05APR2003 D 1 Polydora ligni 55 RG 05APR2003 D 1 Rhynchocoela (unidentified) 10 RG 05APR2003 D 1 Sabellidae (unidentified) 1 RG 05APR2003 D 1 Streblospio benedicti 72 RG 05APR2003 D 2 Chironomidlarvae 9 RG 05APR2003 D 2 Ilyocryptus spinifer 1 RG 05APR2003 D 2 Laeonereis culveri 22 RG 05APR2003 D 2 Littoridinasphinctostoma 1 RG 05APR2003 D 2 Mediomastusambiseta 3 RG 05APR2003 D 2 Neritinavirginea 6 RG 05APR2003 D 2 Oligochaetes (unidentified) 34 RG 05APR2003 D 2 Polydora ligni 26 RG 05APR2003 D 2 Rhynchocoela (unidentified) 4 RG 05APR2003 D 2 Streblospio benedicti 59 RG 05APR2003 D 3 Capitellidae (unidentified) 1 RG 05APR2003 D 3 Ceratopogonid larvae 2 RG 05APR2003 D 3 Chironomid larvae 7 RG 05APR2003 D 3 Corophium louisianum 2 RG 05APR2003 D 3 Laeonereisculveri 17 RG 05APR2003 D 3 Mediomastusambiseta 4 RG 05APR2003 D 3 Mulinialateralis 1 RG 05APR2003 D 3 Neritinavirginea 1 RG 05APR2003 D 3 Nudibranchia(unidentified) 2 RG 05APR2003 D 3 Oligochaetes (unidentified) 15 RG 05APR2003 D 3 Polydora ligni 24 RG 05APR2003 D 3 Rhynchocoela (unidentified) 7 RG 05APR2003 D 3 Streblospio benedicti 47 RG 05APR2003 E 1 Laeonereis culveri 2 RG 05APR2003 E 1 Littoridinasphinctostoma 1 RG 05APR2003 E 1 Mediomastusambiseta 1 RG 05APR2003 E 1 Oligochaetes (unidentified) 5 RG 05APR2003 E 1 Rhynchocoela (unidentified) 2 RG 05APR2003 E 1 Streblospio benedicti 28 RG 05APR2003 E 2 Laeonereis culveri 1 RG 05APR2003 E 2 Mediomastusambiseta 3 RG 05APR2003 E 2 Mulinialateralis 1 RG 05APR2003 E 2 Streblospio benedicti 23 RG 05APR2003 E 2 Tagelus plebeius 1 RG 05APR2003 E 3 Ceratopogonid larvae 2 RG 05APR2003 E 3 Laeonereis culveri 1 RG 05APR2003 E 3 Mediomastusambiseta 1 RG 05APR2003 E 3 Neritinavirginea 2 RG 05APR2003 E 3 Potamanthidae(unidentified) 2 RG 05APR2003 E 3 Rhynchocoela (unidentified) 3 RG 05APR2003 E 3 Samythella eliasoni 1 RG 05APR2003 E 3 Streblospio benedicti 17 RG 11JUL2003 A 1 Brachidontes exustus 8 RG 11JUL2003 A 1 Ceratopogonid larvae 6 RG 11JUL2003 A 1 Chironomid larvae 4 RG 11JUL2003 A 1 Laeonereis culveri 2 RG 11JUL2003 A 1 Mediomastus ambiseta 1 RG 11JUL2003 A 1 Mulinialateralis 4 RG 11JUL2003 A 1 Ostracoda (unidentified) 4 RG 11JUL2003 A 1 Pelecypoda (unidentified) 2 RG 11JUL2003 A 1 Rhynchocoela (unidentified) 1 RG 11JUL2003 A 1 Streblospio benedicti 4 RG 11JUL2003 A 2 Brachidontes exustus 5 RG 11JUL2003 A 2 Ceratopogonid larvae 7 RG 11JUL2003 A 2 Chironomidlarvae 4 RG 11JUL2003 A 2 Mulinia lateralis 2 RG 11JUL2003 A 2 No species observed 0 RG 11JUL2003 A 3 Brachidontes exustus 12 RG 11JUL2003 A 3 Ceratopogonid larvae 11 RG 11JUL2003 A 3 Chironomidlarvae 2 RG 11JUL2003 A 3 Laeonereis culveri 2 RG 11JUL2003 A 3 Mediomastus ambiseta 1 RG 11JUL2003 A 3 No species observed 0 RG 11JUL2003 A 3 Ostracoda (unidentified) 3 RG 11JUL2003 A 3 Pelecypoda (unidentified) 2 RG 11JUL2003 A 3 Rhynchocoela (unidentified) 2 RG 11JUL2003 A 3 Streblospio benedicti 1 RG 11JUL2003 B 1 Brachidontes exustus 10 RG 11JUL2003 B 1 Ceratopogonid larvae 2 RG 11JUL2003 B 1 Chironomidlarvae 15 RG 11JUL2003 B 1 Corophium louisianum 53 RG 11JUL2003 B 1 Mediomastus ambiseta 5 RG 11JUL2003 B 1 Mulinialateralis 2 RG 11JUL2003 B 1 Neritinavirginea 1 RG 11JUL2003 B 1 Pelecypoda (unidentified) 1 RG 11JUL2003 B 1 Rhynchocoela (unidentified) 3 RG 11JUL2003 B 1 Streblospio benedicti 2 RG 11JUL2003 B 2 Brachidontes exustus 5 RG 11JUL2003 B 2 Ceratopogonid larvae 1 RG 11JUL2003 B 2 Chironomidlarvae 15 RG 11JUL2003 B 2 Corophium louisianum 25 RG 11JUL2003 B 2 Laeonereis culveri 1 RG 11JUL2003 B 2 Littoridinasphinctostoma 1 RG 11JUL2003 B 2 Mediomastusambiseta 6 RG 11JUL2003 B 2 Mulinialateralis 1 RG 11JUL2003 B 2 Ostracoda (unidentified) 1 RG 11JUL2003 B 2 Pelecypoda (unidentified) 1 RG 11JUL2003 B 2 Rhynchocoela (unidentified) 2 RG 11JUL2003 B 3 Brachidontes exustus 17 RG 11JUL2003 B 3 Ceratopogonid larvae 2 RG 11JUL2003 B 3 Chironomidlarvae 54 RG 11JUL2003 B 3 Corophium louisianum 86 RG 11JUL2003 B 3 Macoma mitchelli 3 RG 11JUL2003 B 3 Mediomastusambiseta 4 RG 11JUL2003 B 3 Mulinialateralis 2 RG 11JUL2003 B 3 Pelecypoda (unidentified) 1 RG 11JUL2003 B 3 Rhynchocoela (unidentified) 3 RG 11JUL2003 C 1 Chironomid larvae 1 RG 11JUL2003 C 1 Macoma mitchelli 1 RG 11JUL2003 C 1 Mediomastus ambiseta 123 RG 11JUL2003 C 1 Mulinia lateralis 1 RG 11JUL2003 C 1 Rhynchocoela (unidentified) 2 RG 11JUL2003 C 1 Streblospio benedicti 2 RG 11JUL2003 C 2 Chironomid larvae 4 RG 11JUL2003 C 2 Laeonereis culveri 1 RG 11JUL2003 C 2 Littoridinasphinctostoma 2 RG 11JUL2003 C 2 Macoma mitchelli 1 RG 11JUL2003 C 2 Mediomastusambiseta 145 RG 11JUL2003 C 2 Mulinia lateralis 3 RG 11JUL2003 C 2 Rhynchocoela (unidentified) 4 RG 11JUL2003 c 2 Streblospio benedicti 3 RG 11JUL2003 c 3 Chironomidlarvae 2 RG 11JUL2003 c 3 Macoma mitchelli 1 RG 11JUL2003 c 3 Mediomastusambiseta 112 RG 11JUL2003 c 3 Rhynchocoela (unidentified) 4 RG 11JUL2003 c 3 Streblospio benedicti 1 RG 11JUL2003 D 1 Chironomidlarvae 5 RG 11JUL2003 D 1 Laeonereis culveri 2 RG 11JUL2003 D 1 Macoma mitchelli 5 RG 11JUL2003 D 1 Mediomastus ambiseta 45 RG 11JUL2003 D 1 Mulinia lateralis 2 RG 11JUL2003 D 1 Neritina virginea 5 RG 11JUL2003 D 1 Rhynchocoela (unidentified) 5 RG 11JUL2003 D 1 Streblospio benedicti 1 RG 11JUL2003 D 2 Chironomidlarvae 3 RG 11JUL2003 D 2 Laeonereis culveri 1 RG 11JUL2003 D 2 Macoma mitchelli 2 RG 11JUL2003 D 2 Mediomastus ambiseta 74 RG 11JUL2003 D 2 Neritina virginea 7 RG 11JUL2003 D 2 Rhynchocoela (unidentified) 2 RG 11JUL2003 D 3 Chironomidlarvae 15 RG 11JUL2003 D 3 Macoma mitchelli 1 RG 11JUL2003 D 3 Mediomastusambiseta 34 RG 11JUL2003 D 3 Mulinia lateralis 4 RG 11JUL2003 D 3 Neritina virginea 3 RG 11JUL2003 D 3 Rhynchocoela (unidentified) 1 RG 11JUL2003 D 3 Streblospio benedicti 2 RG 11JUL2003 E 1 Chironomidlarvae 3 RG 11JUL2003 E 1 Mediomastus ambiseta 21 RG 11JUL2003 E 1 Neritina virginea 5 RG 11JUL2003 E 1 Rhynchocoela (unidentified) 4 RG 11JUL2003 E 1 Streblospio benedicti 3 RG 11JUL2003 E 2 Chironomidlarvae 1 RG 11JUL2003 E 2 Mediomastusambiseta 16 RG 11JUL2003 E 2 Neritina virginea 2 RG 11JUL2003 E 2 Streblospio benedicti 3 RG 11JUL2003 E 3 Mediomastus ambiseta 7 RG 11JUL2003 E 3 Neritina virginea 4 RG 11JUL2003 E 3 No species observed 0 RG 11JUL2003 E 3 Streblospio benedicti 1 RG 17NOV2003 A 1 No species observed 0 RG 17NOV2003 A 1 Streblospio benedicti 1 RG 17NOV2003 A 2 Mediomastus ambiseta 1 RG 17NOV2003 A 2 No species observed 0 RG 17NOV2003 A 3 No species observed 0 RG 17NOV2003 B 1 No species observed 0 RG 17NOV2003 B 2 Chironomidlarvae 1 RG 17NOV2003 B 2 No species observed 0 RG 17NOV2003 B 3 No species observed 0 RG 17NOV2003 C 1 Mediomastusambiseta 1 RG 17NOV2003 C 1 No species observed 0 RG 17NOV2003 C 1 Rhynchocoela (unidentified) 2 RG 17NOV2003 C 2 Chironomidlarvae 1 RG 17NOV2003 C 2 Macomamitchelli 1 RG 17NOV2003 C 2 Mediomastusambiseta 4 RG 17NOV2003 c 2 Neritina virginea 1 RG 17NOV2003 c 2 Rhynchocoela (unidentified) 1 RG 17NOV2003 c 3 Chironomid larvae 1 RG 17NOV2003 c 3 Mediomastus ambiseta 7 RG 17NOV2003 D 1 Littoridinasphinctostoma 1 RG 17NOV2003 D 1 Rhynchocoela (unidentified) 1 RG 17NOV2003 D 2 Chironomid larvae 3 RG 17NOV2003 D 2 Mediomastus ambiseta 1 RG 17NOV2003 D 2 Mulinialateralis 1 RG 17NOV2003 D 2 Neritina virginea 1 RG 17NOV2003 D 2 No species observed 0 RG 17NOV2003 D 2 Rhynchocoela (unidentified) 3 RG 17NOV2003 D 3 Neritinavirginea 1 RG 17NOV2003 D 3 No species observed 0 RG 17NOV2003 D 3 Rhynchocoela (unidentified) 2 RG 17NOV2003 E 1 Chironomidlarvae 5 RG 17NOV2003 E 1 Neritinavirginea 7 RG 17NOV2003 E 1 No species observed 0 RG 17NOV2003 E 2 Neritinavirginea 2 RG 17NOV2003 E 2 No species observed 0 RG 17NOV2003 E 3 No species observed 0 RG 05JAN2004 A 1 Chironomid larvae 28 RG 05JAN2004 A 1 Mediomastusambiseta 2 RG 05JAN2004 A 1 No species observed 0 RG 05JAN2004 A 1 Oligochaetes (unidentified) 2 RG 05JAN2004 A 1 Streblospio benedicti 2 RG 05JAN2004 A 2 Ceratopogonid larvae 1 RG 05JAN2004 A 2 Chironomid larvae 8 RG 05JAN2004 A 2 No species observed 0 RG 05JAN2004 A 2 Oligochaetes (unidentified) 3 RG 05JAN2004 A 2 Ostracoda (unidentified) 1 RG 05JAN2004 A 2 Polydora ligni 1 RG 05JAN2004 A 2 Streblospio benedicti 2 RG 05JAN2004 A 3 Chironomid larvae 31 RG 05JAN2004 A 3 No species observed 0 RG 05JAN2004 A 3 Oligochaetes (unidentified) 4 RG 05JAN2004 A 3 Streblospio benedicti 1 RG 05JAN2004 B 1 Chironomid larvae 2 RG 05JAN2004 B 1 Neritina virginea 1 RG 05JAN2004 B 1 No species observed 0 RG 05JAN2004 B 1 Streblospio benedicti 4 RG 05JAN2004 B 2 Chironomidlarvae 1 RG 05JAN2004 B 2 No species observed 0 RG 05JAN2004 B 2 Streblospio benedicti 1 RG 05JAN2004 B 3 Chironomid larvae 2 RG 05JAN2004 B 3 No species observed 0 RG 05JAN2004 C 1 Chironomidlarvae 3 RG 05JAN2004 C 1 Mediomastus ambiseta 4 RG 05JAN2004 C 1 No species observed 0 RG 05JAN2004 C 1 Streblospio benedicti 1 RG 05JAN2004 C 2 Mediomastusambiseta 2 RG 05JAN2004 C 2 No species observed 0 RG 05JAN2004 C 3 Mediomastus ambiseta 3 RG 05JAN2004 C 3 No species observed 0 RG 05JAN2004 C 3 Streblospio benedicti 1 RG 05JAN2004 D 1 Chironomidlarvae 24 RG 05JAN2004 D 1 Mediomastusambiseta 5 RG 05JAN2004 D 1 No species observed 0 RG 05JAN2004 D 1 Streblospio benedicti 1 RG 05JAN2004 D 2 Chironomid larvae 22 RG 05JAN2004 D 2 Macomamitchelli 2 RG 05JAN2004 D 2 Mediomastusambiseta 1 RG 05JAN2004 D 2 Neritinavirginea 3 RG 05JAN2004 D 2 Streblospio benedicti 1 RG 05JAN2004 D 3 Chironomidlarvae 36 RG 05JAN2004 D 3 Mediomastus ambiseta 4 RG 05JAN2004 D 3 Mulinialateralis 1 RG 05JAN2004 D 3 No species observed 0 RG 05JAN2004 D 3 Rhynchocoela (unidentified) 1 RG 05JAN2004 D 3 Streblospio benedicti 1 RG 05JAN2004 E 1 Chironomidlarvae 3 RG 05JAN2004 E 1 Mediomastus ambiseta 10 RG 05JAN2004 E 1 Neritinavirginea 1 RG 05JAN2004 E 1 No species observed 0 RG 05JAN2004 E 1 Streblospio benedicti 6 RG 05JAN2004 E 2 Chironomidlarvae 6 RG 05JAN2004 E 2 Mediomastus ambiseta 12 RG 05JAN2004 E 2 Polydora sp. 1 RG 05JAN2004 E 2 Streblospio benedicti 7 RG 05JAN2004 E 3 Chironomidlarvae 3 RG 05JAN2004 E 3 Mediomastus ambiseta 10 RG 05JAN2004 E 3 Streblospio benedicti 7 RG 10APR2004 A 1 Ceratopogonid larvae 3 RG 10APR2004 A 1 Chironomidlarvae 14 RG 10APR2004 A 1 Oligochaetes (unidentified) 24 RG 10APR2004 A 1 Polydora ligni 1 RG 10APR2004 A 2 Chironomidlarvae 27 RG 10APR2004 A 2 Laeonereis culveri 1 RG 10APR2004 A 2 No species observed 0 RG 10APR2004 A 2 Oligochaetes (unidentified) 24 RG 10APR2004 A 2 Streblospio benedicti 1 RG 10APR2004 A 3 Ceratopogonid larvae 2 RG 10APR2004 A 3 Chironomidlarvae 10 RG 10APR2004 A 3 Laeonereis culveri 1 RG 10APR2004 A 3 Oligochaetes (unidentified) 16 RG 10APR2004 A 3 Streblospio benedicti 1 RG 10APR2004 B 1 Chironomidlarvae 5 RG 10APR2004 B 1 Laeonereis culveri 1 RG 10APR2004 B 1 No species observed 0 RG 10APR2004 B 1 Oligochaetes (unidentified) 8 RG 10APR2004 B 1 Streblospio benedicti 1 RG 10APR2004 B 2 Chironomidlarvae 7 RG 10APR2004 B 2 No species observed 0 RG 10APR2004 B 2 Oligochaetes (unidentified) 6 RG 10APR2004 B 2 Pelecypoda (unidentified) 1 RG 10APR2004 B 2 Streblospio benedicti 3 RG 10APR2004 B 3 Chironomidlarvae 2 RG 10APR2004 B 3 Laeonereis culveri 1 RG 10APR2004 B 3 No species observed 0 RG 10APR2004 B 3 Oligochaetes (unidentified) 7 RG 10APR2004 B 3 Streblospio benedicti 8 RG 10APR2004 C 1 Chironomid larvae 2 RG 10APR2004 C 1 Mediomastus ambiseta 8 RG 10APR2004 C 1 Streblospio benedicti 8 RG 10APR2004 C 2 Chironomid larvae 8 RG 10APR2004 C 2 Mediomastusambiseta 5 RG 10APR2004 C 2 Streblospio benedicti 6 RG 10APR2004 C 3 Chironomid larvae 3 RG 10APR2004 C 3 Mediomastusambiseta 5 RG 10APR2004 C 3 Oligochaetes (unidentified) 2 RG 10APR2004 C 3 Streblospio benedicti 5 RG 10APR2004 D 1 Chironomid larvae 2 RG 10APR2004 D 1 Laeonereis culveri 1 RG 10APR2004 D 1 Mediomastusambiseta 6 RG 10APR2004 D 1 Neritina virginea 1 RG 10APR2004 D 1 Oligochaetes (unidentified) 2 RG 10APR2004 D 1 Rhynchocoela (unidentified) 1 RG 10APR2004 D 1 Streblospio benedicti 9 RG 10APR2004 D 2 Chironomidlarvae 2 RG 10APR2004 D 2 Mediomastus ambiseta 3 RG 10APR2004 D 2 Neritina virginea 2 RG 10APR2004 D 2 No species observed 0 RG 10APR2004 D 2 Oligochaetes (unidentified) 2 RG 10APR2004 D 2 Streblospio benedicti 14 RG 10APR2004 D 3 Chironomidlarvae 8 RG 10APR2004 D 3 Mediomastusambiseta 2 RG 10APR2004 D 3 Neritina virginea 2 RG 10APR2004 D 3 No species observed 0 RG 10APR2004 D 3 Streblospio benedicti 3 RG 10APR2004 E 1 Chironomid larvae 5 RG 10APR2004 E 1 Laeonereis culveri 1 RG 10APR2004 E 1 Mediomastusambiseta 9 RG 10APR2004 E 1 Oligochaetes (unidentified) 3 RG 10APR2004 E 1 Streblospio benedicti 25 RG 10APR2004 E 2 Chironomidlarvae 3 RG 10APR2004 E 2 Mediomastusambiseta 14 RG 10APR2004 E 2 Oligochaetes (unidentified) 9 RG 10APR2004 E 2 Streblospio benedicti 18 RG 10APR2004 E 3 Chironomid larvae 10 RG 10APR2004 E 3 Mediomastusambiseta 10 RG 10APR2004 E 3 Neritina virginea 1 RG 10APR2004 E 3 Oligochaetes (unidentified) 9 RG 10APR2004 E 3 Streblospio benedicti 5 RG 08JUL2004 A 1 No species observed 0 RG 08JUL2004 A 1 Oligochaetes (unidentified) 5 RG 08JUL2004 A 1 Polydora websteri 4 RG 08JUL2004 A 2 No species observed 0 RG 08JUL2004 A 2 Polydora websteri 2 RG 08JUL2004 A 3 Ceratopogonid larvae 20 RG 08JUL2004 A 3 No species observed 0 RG 08JUL2004 A 3 Oligochaetes (unidentified) 11 RG 08JUL2004 B 1 Ceratopogonid larvae 1 RG 08JUL2004 B 1 No species observed 0 RG 08JUL2004 B 1 Oligochaetes (unidentified) 1 RG 08JUL2004 B 2 Ceratopogonid larvae 1 RG 08JUL2004 B 2 Chironomidlarvae 1 RG 08JUL2004 B 2 No species observed 0 RG 08JUL2004 B 2 Oligochaetes (unidentified) 1 RG 08JUL2004 B 3 Ceratopogonid larvae 12 RG 08JUL2004 B 3 Oligochaetes (unidentified) 1 RG 08JUL2004 C 1 Mediomastusambiseta 3 RG 08JUL2004 C 1 Rhynchocoela (unidentified) 1 RG 08JUL2004 C 2 Ceratopogonid larvae 2 RG 08JUL2004 C 2 Mediomastusambiseta 2 RG 08JUL2004 C 2 Neritinavirginea 1 RG 08JUL2004 C 3 Mediomastusambiseta 1 RG 08JUL2004 C 3 No species observed 0 RG 08JUL2004 D 1 Mediomastusambiseta 2 RG 08JUL2004 D 1 No species observed 0 RG 08JUL2004 D 2 No species observed 0 RG 08JUL2004 D 2 Rhynchocoela (unidentified) 1 RG 08JUL2004 D 3 Chironomidlarvae 1 RG 08JUL2004 D 3 Mediomastusambiseta 1 RG 08JUL2004 D 3 No species observed 0 RG 08JUL2004 D 3 Streblospio benedicti 2 RG 08JUL2004 E 1 Mediomastusambiseta 4 RG 08JUL2004 E 1 Streblospio benedicti 2 RG 08JUL2004 E 2 Mediomastusambiseta 4 RG 08JUL2004 E 2 Streblospio benedicti 2 RG 08JUL2004 E 3 Ceratopogonid larvae 1 RG 08JUL2004 E 3 Chironomidlarvae 1 RG 08JUL2004 E 3 Mediomastusambiseta 1 RG 08JUL2004 E 3 Neritinavirginea 1 RG 08JUL2004 E 3 No species observed 0 SB 160CT2002 A 1 Mediomastusambiseta 5 SB 160CT2002 A 1 Rhynchocoela (unidentified) 1 SB 160CT2002 A 1 Streblospio benedicti 1 SB 160CT2002 A 2 Mediomastusambiseta 4 SB 160CT2002 A 2 Polydora ligni 1 SB 160CT2002 A 2 Streblospio benedicti 5 SB 160CT2002 A 3 Mediomastusambiseta 7 SB 160CT2002 A 3 Rhynchocoela (unidentified) 1 SB 160CT2002 A 3 Streblospio benedicti 2 SB 160CT2002 B 1 Capitella capitata 1 SB 160CT2002 B 1 Mediomastusambiseta 8 SB 160CT2002 B 1 Oligochaetes (unidentified) 1 SB 160CT2002 B 1 Streblospio benedicti 71 SB 160CT2002 B 2 Chironomidlarvae 2 SB 160CT2002 B 2 Mediomastusambiseta 5 SB 160CT2002 B 2 Streblospio benedicti 15 SB 160CT2002 B 3 Mediomastusambiseta 5 SB 160CT2002 B 3 Streblospio benedicti 25 SB 08JAN2003 A 1 Mediomastusambiseta 8 SB 08JAN2003 A 1 Streblospio benedicti 1 SB 08JAN2003 A 2 Mediomastus ambiseta 4 SB 08JAN2003 A 2 Streblospio benedicti 2 SB 08JAN2003 A 3 Chironomid larvae 2 SB 08JAN2003 A 3 Mediomastus ambiseta 4 SB 08JAN2003 A 3 Olieochaetes ('unidentified') 1 SB 08JAN2003 A 3 Parandaliaocularis 1 SB 08JAN2003 A 3 Streblospio benedicti 1 SB 08JAN2003 B 1 Capitella capitata 1 SB 08JAN2003 B 1 Mediomastusambiseta 6 SB 08JAN2003 B 1 Streblospio benedicti 8 SB 08JAN2003 B 2 Capitella capitata 1 SB 08JAN2003 B 2 Mediomastus ambiseta 1 SB 08JAN2003 B 2 Oligochaetes (unidentified) 1 SB 08JAN2003 B 2 Streblospio benedicti 14 SB 08JAN2003 B 3 Rhynchocoela (unidentified) 1 SB 08JAN2003 B 3 Streblospio benedicti 8 SB 09APR2003 A 1 Mediomastus ambiseta 2 SB 09APR2003 A 1 No species observed 0 SB 09APR2003 A 2 Mediomastusambiseta 2 SB 09APR2003 A 2 Streblospio benedicti 5 SB 09APR2003 A 3 Mediomastusambiseta 2 SB 09APR2003 A 3 Streblospio benedicti 3 SB 09APR2003 B 1 Mediomastusambiseta 4 SB 09APR2003 B 1 Mulinialateralis 2 SB 09APR2003 B 1 Streblospio benedicti 7 SB 09APR2003 B 2 Mediomastusambiseta 8 SB 09APR2003 B 2 Rhynchocoela (unidentified) 1 SB 09APR2003 B 2 Schizocardium sp. 1 SB 09APR2003 B 2 Streblospio benedicti 10 SB 09APR2003 B 3 Capitella capitata 1 SB 09APR2003 B 3 Mediomastusambiseta 3 SB 09APR2003 B 3 Rhynchocoela (unidentified) 1 SB 09APR2003 B 3 Streblospio benedicti 12 SB 01JUL2003 A 1 Chironomidlarvae 1 SB 01JUL2003 A 1 Littoridinasphinctostoma 1 SB 01JUL2003 A 1 Mediomastusambiseta 4 SB 01JUL2003 A 1 Streblospio benedicti 17 SB 01JUL2003 A 2 Mediomastus ambiseta 6 SB 01JUL2003 A 2 Streblospio benedicti 8 SB 01JUL2003 A 3 Mediomastusambiseta 12 SB 01JUL2003 A 3 No species observed 0 SB 01JUL2003 A 3 Parandaliaocularis 1 SB 01JUL2003 A 3 Streblospio benedicti 22 SB 01JUL2003 B 1 Gyptis vittata 1 SB 01JUL2003 B 1 Mediomastusambiseta 2 SB 01JUL2003 B 1 Polydora caulleryi 1 SB 01JUL2003 B 1 Schizocardium sp. 1 SB 01JUL2003 B 1 Sigambra bassi 4 SB 01JUL2003 B 1 Sigambra tentaculata 1 SB 01JUL2003 B 1 Spionidae (unidentified) 1 SB 01JUL2003 B 1 Streblospio benedicti 37 SB 01JUL2003 B 2 Mediomastusambiseta 4 SB 01JUL2003 B 2 Oligochaetes (unidentified) 2 SB 01JUL2003 B 2 Schizocardium sp. 1 SB 01JUL2003 B 2 Sigambra tentaculata 1 SB 01JUL2003 B 2 Streblospio benedicti 30 SB 01JUL2003 B 3 Gyptis vittata 1 SB 01JUL2003 B 3 Mediomastusambiseta 1 SB 01JUL2003 B 3 Oligochaetes (unidentified) 1 SB 01JUL2003 B 3 Paraprionospio pinnata 1 SB 01JUL2003 B 3 Rhynchocoela (unidentified) 1 SB 01JUL2003 B 3 Schizocardium sp. 1 SB 01JUL2003 B 3 Streblospio benedicti 48 SB 070CT2003 A 1 Mediomastusambiseta 4 SB 070CT2003 A 1 Streblospio benedicti 9 SB 070CT2003 A 2 Mediomastus ambiseta 3 SB 070CT2003 A 2 Streblospio benedicti 4 SB 070CT2003 A 3 Mediomastus ambiseta 5 SB 070CT2003 A 3 Streblospio benedicti 6 SB 070CT2003 B 1 Mediomastus ambiseta 2 SB 070CT2003 B 1 Rhynchocoela (unidentified) 2 SB 070CT2003 B 1 Streblospio benedicti 7 SB 070CT2003 B 2 Mediomastusambiseta 3 SB 070CT2003 B 2 Rhynchocoela (unidentified) 1 SB 070CT2003 B 2 Streblospio benedicti 7 SB 070CT2003 B 3 Streblospio benedicti 8 SB 20JAN2004 A 1 Mediomastusambiseta 4 SB 20JAN2004 A 2 Oligochaetes (unidentified) 3 SB 20JAN2004 A 2 Streblospio benedicti 10 SB 20JAN2004 A 3 Mediomastusambiseta 3 SB 20JAN2004 B 1 Mediomastusambiseta 2 SB 20JAN2004 B 1 Parahesione luteola 1 SB 20JAN2004 B 1 Rhynchocoela (unidentified) 1 SB 20JAN2004 B 2 Mediomastusambiseta 1 SB 20JAN2004 B 2 Rhynchocoela (unidentified) 3 SB 20JAN2004 B 2 Streblospio benedicti 1 SB 20JAN2004 B 3 Mediomastusambiseta 4 SB 20JAN2004 B 3 Oligochaetes (unidentified) 1 SB 20JAN2004 B 3 Pelecypoda (unidentified) 1 SB 20JAN2004 B 3 Streblospio benedicti 1 SB 13APR2004 A 1 Macoma mitchelli 1 SB 13APR2004 A 1 Mediomastusambiseta 5 SB 13APR2004 A 1 Mulinialateralis 1 SB 13APR2004 A 2 Mediomastusambiseta 21 SB 13APR2004 A 2 Streblospio benedicti 6 SB 13APR2004 A 3 Mediomastusambiseta 13 SB 13APR2004 A 3 Oligochaetes (unidentified) 1 SB 13APR2004 A 3 Rhynchocoela (unidentified) 1 SB 13APR2004 A 3 Streblospio benedicti 4 SB 13APR2004 B 1 Capitella capitata 1 SB 13APR2004 B 1 Chironomidlarvae 1 SB 13APR2004 B 1 Mediomastusambiseta 1 SB 13APR2004 B 1 Oligochaetes (unidentified) 3 SB 13APR2004 B 1 Streblospio benedicti 6 SB 13APR2004 B 2 Capitella capitata 1 SB 13APR2004 B 2 Hobsonia florida 1 SB 13APR2004 B 2 Mediomastus ambiseta 1 SB 13APR2004 B 2 Oligochaetes (unidentified) 5 SB 13APR2004 B 2 Streblospio benedicti 12 SB 13APR2004 B 3 Chironomid larvae 1 SB 13APR2004 B 3 Mediomastus ambiseta 3 SB 13APR2004 B 3 Oligochaetes (unidentified) 6 SB 13APR2004 B 3 Rhynchocoela (unidentified) 2 SB 13APR2004 B 3 Streblospio benedicti 2 SB 21JUL2004 A 1 Littoridinasphinctostoma 1 SB 21JUL2004 A 1 Mediomastusambiseta 1 SB 21JUL2004 A 1 Oligochaetes (unidentified) 2 SB 21JUL2004 A 1 Streblospio benedicti 2 SB 21JUL2004 A 2 Mediomastus ambiseta 2 SB 21JUL2004 A 2 Oligochaetes (unidentified) 1 SB 21JUL2004 A 2 Streblospio benedicti 2 SB 21JUL2004 A 3 Mediomastus ambiseta 1 SB 21JUL2004 A 3 No species observed 0 SB 21JUL2004 A 3 Oligochaetes (unidentified) 1 SB 21JUL2004 B 1 Oligochaetes (unidentified) 2 SB 21JUL2004 B 1 Streblospio benedicti 2 SB 21JUL2004 B 2 Mediomastusambiseta 1 SB 21JUL2004 B 2 No species observed 0 SB 21JUL2004 B 3 Oligochaetes (unidentified) 2 SB 21JUL2004 B 3 Streblospio benedicti 3 SB 180CT2004 A 1 Gyptis vittata 1 SB 180CT2004 A 1 Mediomastusambiseta 7 SB 180CT2004 A 1 Oligochaetes (unidentified) 3 SB 180CT2004 A 1 Parandaliaocularis 1 SB 180CT2004 A 1 Rhynchocoela (unidentified) 2 SB 180CT2004 A 1 Streblospio benedicti 12 SB 180CT2004 A 2 Mediomastusambiseta 4 SB 180CT2004 A 2 Rhynchocoela (unidentified) 2 SB 180CT2004 A 2 Streblospio benedicti 6 SB 180CT2004 A 3 Mediomastus ambiseta 3 SB 180CT2004 A 3 No species observed 0 SB 180CT2004 A 3 Oligochaetes (unidentified) 1 SB 180CT2004 A 3 Parandaliaocularis 2 SB 180CT2004 A 3 Rhynchocoela (unidentified) 1 SB 180CT2004 A 3 Streblospio benedicti 4 SB 180CT2004 B 1 Mediomastusambiseta 2 SB 180CT2004 B 1 Oligochaetes (unidentified) 2 SB 180CT2004 B 1 Streblospio benedicti 7 SB 180CT2004 B 2 Mediomastusambiseta 2 SB 180CT2004 B 2 Oligochaetes (unidentified) 4 SB 180CT2004 B 2 Rhynchocoela (unidentified) 2 SB 180CT2004 B 3 Mediomastusambiseta 6 SB 180CT2004 B 3 Ogyrides limicola 1 SB 180CT2004 B 3 Oligochaetes (unidentified) 1 SB 180CT2004 B 3 Streblospio benedicti 6 CL 160CT2002 A 1 Mediomastusambiseta 7 CL 160CT2002 A 1 Nereidae(unidentified) 1 CL 160CT2002 A 1 Paraprionospio pinnata 1 CL 160CT2002 A 1 Streblospio benedicti 4 CL 160CT2002 A 2 Mediomastus ambiseta 5 CL 160CT2002 A 2 Streblospio benedicti 3 CL 160CT2002 A 3 Mediomastusambiseta 4 CL 160CT2002 A 3 Rhynchocoela (unidentified) 1 CL 160CT2002 A 3 Streblospio benedicti 2 CL 160CT2002 B 1 Mediomastusambiseta 11 CL 160CT2002 B 1 Microphthalmus abberrans 1 CL 160CT2002 B 1 Streblospio benedicti 4 CL 160CT2002 B 2 Mediomastusambiseta 6 CL 160CT2002 B 2 Streblospio benedicti 2 CL 160CT2002 B 3 Mediomastusambiseta 7 CL 160CT2002 B 3 Streblospio benedicti 1 CL 08JAN2003 A 1 Mediomastusambiseta 6 CL 08JAN2003 A 1 Oligochaetes (unidentified) 7 CL 08JAN2003 A 1 Streblospio benedicti 4 CL 08JAN2003 A 2 Chironomidlarvae 4 CL 08JAN2003 A 2 Mediomastusambiseta 11 CL 08JAN2003 A 2 Oligochaetes (unidentified) 11 CL 08JAN2003 A 2 Streblospio benedicti 3 CL 08JAN2003 A 3 Chironomidlarvae 2 CL 08JAN2003 A 3 Mediomastusambiseta 13 CL 08JAN2003 A 3 Oligochaetes (unidentified) 13 CL 08JAN2003 A 3 Polydora ligni 1 CL 08JAN2003 A 3 Streblospio benedicti 5 CL 08JAN2003 B 1 Chironomidlarvae 1 CL 08JAN2003 B 1 Edotea montosa 1 CL 08JAN2003 B 1 Mediomastus ambiseta 9 CL 08JAN2003 B 1 Oligochaetes (unidentified) 22 CL 08JAN2003 B 1 Streblospio benedicti 2 CL 08JAN2003 B 2 Heteromastus flliformis 1 CL 08JAN2003 B 2 Mediomastusambiseta 6 CL 08JAN2003 B 2 Oligochaetes (unidentified) 3 CL 08JAN2003 B 2 Polydora ligni 1 CL 08JAN2003 B 2 Streblospio benedicti 1 CL 08JAN2003 B 3 Capitella capitata 1 CL 08JAN2003 B 3 Chironomidlarvae 2 CL 08JAN2003 B 3 Mediomastusambiseta 9 CL 08JAN2003 B 3 Microphthalmus abberrans 1 CL 08JAN2003 B 3 Oligochaetes (unidentified) 17 CL 08JAN2003 B 3 Streblospio benedicti 2 CL 09APR2003 A 1 Chironomidlarvae 1 CL 09APR2003 A 1 Mediomastusambiseta 8 CL 09APR2003 A 1 Oligochaetes (unidentified) 1 CL 09APR2003 A 1 Streblospio benedicti 6 CL 09APR2003 A 2 Chironomid larvae 1 CL 09APR2003 A 2 Heteromastus flliformis 1 CL 09APR2003 A 2 Hobsonia florida 1 CL 09APR2003 A 2 Mediomastus ambiseta 10 CL 09APR2003 A 2 Ostracoda (unidentified) 1 CL 09APR2003 A 2 Streblospio benedicti 3 CL 09APR2003 A 3 Chironomid larvae 1 CL 09APR2003 A 3 Mediomastusambiseta 11 CL 09APR2003 A 3 Ostracoda(unidentified) 1 CL 09APR2003 A 3 Polydora ligni 2 CL 09APR2003 A 3 Streblospio benedicti 7 CL 09APR2003 B 1 Capitella capitata 1 CL 09APR2003 B 1 Mediomastusambiseta 12 CL 09APR2003 B 1 Streblospio benedicti 2 CL 09APR2003 B 2 Capitella capitata 1 CL 09APR2003 B 2 Mediomastus ambiseta 12 CL 09APR2003 B 2 Microphthalmus abberrans 1 CL 09APR2003 B 2 Streblospio benedicti 2 CL 09APR2003 B 3 Capitella capitata 1 CL 09APR2003 B 3 Mediomastus ambiseta 11 CL 09APR2003 B 3 Microphthalmus abberrans 1 CL 09APR2003 B 3 Polydora ligni 1 CL 09APR2003 B 3 Streblospio benedicti 1 CL 01JUL2003 A 1 Mediomastus ambiseta 12 CL 01JUL2003 A 1 Streblospio benedicti 8 CL 01JUL2003 A 2 Chironomidlarvae 3 CL 01JUL2003 A 2 Mediomastusambiseta 9 CL 01JUL2003 A 2 Streblospio benedicti 3 CL 01JUL2003 A 3 Chironomid larvae 1 CL 01JUL2003 A 3 Mediomastus ambiseta 17 CL 01JUL2003 A 3 Streblospio benedicti 6 CL 01JUL2003 B 1 Capitella capitata 2 CL 01JUL2003 B 1 Malacoceros indicus 1 CL 01JUL2003 B 1 Mediomastus ambiseta 17 CL 01JUL2003 B 1 Microphthalmus abberrans 2 CL 01JUL2003 B 1 Rhynchocoela (unidentified) 1 CL 01JUL2003 B 1 Streblospio benedicti 13 CL 01JUL2003 B 2 Mediomastus ambiseta 8 CL 01JUL2003 B 2 Streblospio benedicti 2 CL 01JUL2003 B 3 Capitella capitata 1 CL 01JUL2003 B 3 Mediomastus ambiseta 9 CL 01JUL2003 B 3 Microphthalmus abberrans 1 CL 01JUL2003 B 3 Streblospio benedicti 11 CL 140CT2003 A 1 Mediomastusambiseta 13 CL 140CT2003 A 1 Streblospio benedicti 10 CL 140CT2003 A 2 Mediomastus ambiseta 12 CL 140CT2003 A 2 Streblospio benedicti 2 CL 140CT2003 A 3 Mediomastus ambiseta 9 CL 140CT2003 A 3 Oligochaetes (unidentified) 1 CL 140CT2003 A 3 Streblospio benedicti 3 CL 140CT2003 B 1 Mediomastus ambiseta 11 CL 140CT2003 B 1 Parandaliaocularis 1 CL 140CT2003 B 1 Streblospio benedicti 1 CL 140CT2003 B 2 Hirudinea(unidentified) 1 CL 140CT2003 B 2 Laeonereis culveri 1 CL 140CT2003 B 2 Mediomastusambiseta 24 CL 140CT2003 B 2 Streblospio benedicti 4 CL 140CT2003 B 3 Mediomastusambiseta 13 CL 140CT2003 B 3 Mulinialateralis 1 CL 140CT2003 B 3 Streblospio benedicti 2 CL 20JAN2004 A 1 Mediomastusambiseta 11 CL 20JAN2004 A 1 Oligochaetes (unidentified) 87 CL 20JAN2004 A 1 Pelecypoda (unidentified) 1 CL 20JAN2004 A 1 Streblospio benedicti 10 CL 20JAN2004 A 2 Mediomastusambiseta 7 CL 20JAN2004 A 2 Oligochaetes (unidentified) 107 CL 20JAN2004 A 2 Streblospio benedicti 24 CL 20JAN2004 A 3 Mediomastusambiseta 9 CL 20JAN2004 A 3 Oligochaetes (unidentified) 109 CL 20JAN2004 A 3 Pelecypoda (unidentified) 1 CL 20JAN2004 A 3 Streblospio benedicti 10 CL 20JAN2004 B 1 Mediomastusambiseta 25 CL 20JAN2004 B 1 Nudibranchia(unidentified) 1 CL 20JAN2004 B 1 Oligochaetes (unidentified) 4 CL 20JAN2004 B 1 Parandalia ocularis 2 CL 20JAN2004 B 1 Polydora ligni 3 CL 20JAN2004 B 1 Streblospio benedicti 12 CL 20JAN2004 B 2 Callinectes sapidus 1 CL 20JAN2004 B 2 Corophium louisianum 1 CL 20JAN2004 B 2 Mediomastusambiseta 20 CL 20JAN2004 B 2 Oligochaetes (unidentified) 11 CL 20JAN2004 B 2 Rhynchocoela (unidentified) 1 CL 20JAN2004 B 2 Streblospio benedicti 10 CL 20JAN2004 B 3 Capitella capitata 2 CL 20JAN2004 B 3 Heteromastus filiformis 2 CL 20JAN2004 B 3 Mediomastusambiseta 20 CL 20JAN2004 B 3 Oligochaetes (unidentified) 32 CL 20JAN2004 B 3 Parandalia ocularis 1 CL 20JAN2004 B 3 Streblospio benedicti 7 CL 13APR2004 A 1 Capitella capitata 6 CL 13APR2004 A 1 Heteromastus filiformis 1 CL 13APR2004 A 1 Mediomastusambiseta 1 CL 13APR2004 A 1 Streblospio benedicti 3 CL 13APR2004 A 2 Chironomidlarvae 1 CL 13APR2004 A 2 Mediomastusambiseta 6 CL 13APR2004 A 2 Oligochaetes (unidentified) 4 CL 13APR2004 A 2 Streblospio benedicti 3 CL 13APR2004 A 3 Chironomidlarvae 1 CL 13APR2004 A 3 Mediomastus ambiseta 5 CL 13APR2004 A 3 Oligochaetes (unidentified) 1 CL 13APR2004 A 3 Streblospio benedicti 7 CL 13APR2004 B 1 Ampelisca abdita 19 CL 13APR2004 B 1 Capitella capitata 1 CL 13APR2004 B 1 Heteromastus filiformis 1 CL 13APR2004 B 1 Mediomastus ambiseta 16 CL 13APR2004 B 1 Parandaliaocularis 2 CL 13APR2004 B 1 Polydora ligni 1 CL 13APR2004 B 1 Streblospio benedicti 14 CL 13APR2004 B 2 Capitella capitata 2 CL 13APR2004 B 2 Laeonereis culveri 1 CL 13APR2004 B 2 Mediomastus ambiseta 20 CL 13APR2004 B 2 Microphthalmus abberrans 1 CL 13APR2004 B 2 Rhynchocoela (unidentified) 1 CL 13APR2004 B 2 Streblospio benedicti 15 CL 13APR2004 B 3 Ampelisca abdita 11 CL 13APR2004 B 3 Glycinde solitaria 1 CL 13APR2004 B 3 Hobsonia florida 2 CL 13APR2004 B 3 Mediomastusambiseta 32 CL 13APR2004 B 3 Pelecypoda (unidentified) 1 CL 13APR2004 B 3 Polydora ligni 2 CL 13APR2004 B 3 Rhynchocoela (unidentified) 1 CL 13APR2004 B 3 Streblospio benedicti 13 CL 21JUL2004 A 1 Mediomastusambiseta 16 CL 21JUL2004 A 1 Oligochaetes (unidentified) 2 CL 21JUL2004 A 1 Parandalia ocularis 1 CL 21JUL2004 A 1 Streblospio benedicti 3 CL 21JUL2004 A 2 Chironomid larvae 1 CL 21JUL2004 A 2 Mediomastus ambiseta 11 CL 21JUL2004 A 2 Oligochaetes (unidentified) 1 CL 21JUL2004 A 2 Streblospio benedicti 4 CL 21JUL2004 A 3 Mediomastus ambiseta 12 CL 21JUL2004 A 3 Oligochaetes (unidentified) 1 CL 21JUL2004 A 3 Parandaliaocularis 2 CL 21JUL2004 A 3 Rangia flexuosa 1 CL 21JUL2004 B 1 Capitella capitata 2 CL 21JUL2004 B 1 Mediomastusambiseta 28 CL 21JUL2004 B 1 Rhynchocoela (unidentified) 1 CL 21JUL2004 B 1 Streblospio benedicti 2 CL 21JUL2004 B 2 Ampelisca abdita 1 CL 21JUL2004 B 2 Capitella capitata 1 CL 21JUL2004 B 2 Mediomastusambiseta 29 CL 21JUL2004 B 2 Rhynchocoela (unidentified) 1 CL 21JUL2004 B 2 Streblospio benedicti 3 CL 21JUL2004 B 3 Laeonereis culveri 1 CL 21JUL2004 B 3 Mediomastusambiseta 25 CL 21JUL2004 B 3 Streblospio benedicti 6 CL 180CT2004 A 1 Mediomastusambiseta 3 CL 180CT2004 A 1 Streblospio benedicti 1 CL 180CT2004 A 2 Mediomastusambiseta 4 CL 180CT2004 A 3 Callianassa sp. 1 CL 180CT2004 A 3 Mediomastus ambiseta 3 CL 180CT2004 A 3 Parandaliaocularis 2 CL 180CT2004 A 3 Streblospio benedicti 4 CL 180CT2004 B 1 Laeonereis culveri 2 CL 180CT2004 B 1 Mediomastusambiseta 23 CL 180CT2004 B 1 Streblospio benedicti 1 CL 180CT2004 B 2 Mediomastusambiseta 21 CL 180CT2004 B 2 Rhynchocoela (unidentified) 1 CL 180CT2004 B 2 Streblospio benedicti 2 CL 180CT2004 B 3 Mediomastusambiseta 15 CL 180CT2004 B 3 Scolelepis texana 1 CL 180CT2004 B 3 Streblospio benedicti 5 TWDB REVIEW As required by contract, the Texas Water Development Board review is attached to the following pages. ATTACHMENT 1 TEXAS WATER DEVELOPMENT BOARD Development Board (Board), TWDB Contract No. 2004-483-012 University of Texas Research Project Draft Final Report ReviewComments Page 4, the Brazos River was referred to being east and west of the ICW when they .are really in a north/south orientation. 1. 2. Page 19, in the discussion of the Cedar Lakes, the author might mention that Hurricane Claudette opened a Gulf cut into Cedar Lakes #4 in 2003 (according to anecdotal information from local informants. This cut has persisted, and so may cause changes in the local benthos. 3. Onpage20,thelastsentencereportsthatnofilterfeedingmolluskswerefoundIn either system. This seems to contradict the data given in the table on page 24, which lists Mulina lateralis occuring in the San Bernard River. Please consider modifying the statement on page 20, or providing a very brief explanation. 4. Page 30, Appendix I. Hydrography, dissolved oxygen data apparently shifts from mg/1 to percent saturation and back again further down the table. The data should be consistent or the change should be noted or explained in a footnote.