Atlantic Coast of Long Island, Fire Island Inlet to Montauk Point, New York: Reformulation Study

Transcription

1 Atlantic Coast of Long Island, Fire Island Inlet to Montauk Point, New York: Reformulation Study Intertidal Wetland and Estuarine Finfish Survey of the Backbays Prepared for: URS/M & N, JV Prepared by: EEA, Inc. 55 Hilton Avenue Garden City, NY (516) April 2002

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60 Cupsogue-heavy vegetation FIGURE 2 Backbay Habitat Types Ponquogue East-tidal pond Dune-sandy shoreline 52

61 FIGURE 3 Station Sampling Map Key ss - Shoreline Seine & Stubble ps - Pond Seine tt - Throw Trap bs - Benthics & Sediment Kismet (ss) Clam Pond (ss,tt) Sailor s Haven (ss) Barret Beach (ss) Watch Hill (ss,tt) Old Inlet (ss,ps,tt) Pattersqash (ss,tt) Cupsogue (ss,ps,tt,bs) Dune (ss,bs) Pikes Beach (ss) Picket Point (ss,ps,tt,bs) Jessup (ss,bs) Tiana Beach (ss,tt) Ponquogue West (ss,tt,bs) Ponquogue East (ss,ps,tt,bs) 53

62 FIGURE 4 Shoreline Seine Survey Hauling the Seine 54

63 FIGURE 5 Processing Seine Catch Menidia menidia (Atlantic silversides) Identify, Measure, Weigh and Count Data Logging 55

64 FIGURE 6 Seine Comparison Study Jamaica Bay Stations

65 FIGURE 7 Seine Comparison Study with NYSDEC NYSDEC Setting the 200 Seine EEA/URS Setting the 30 Net Inside of the 200 Seine 57

66 FIGURE 8 Throw Trap Survey (September 2000) 1 m 2 Aluminum Throw Trap Clipping, Rooting and Bundling Spartina alterniflora 58

67 FIGURE 9 Spartina alterniflora Stubble Counts Collecting Latitude and Longitude Using GPS Pikes Beach Old Inlet 59

68 FIGURE 10 Benthic Core Survey Collecting the Core Sieving the Sample 60

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73 FIGURE 15 Ten Most Abundant Species: Shoreline Seines Fundulus majalis 3,340 Fundulus heteroclitus 216 Engraulidae Larvae 321 Anchoa mitchilli 1,043 Fundulus luciae 214 Syngnathus fuscus 212 Mugil cephalus 188 Micropogonias undulatus 184 Ammodytes americanus 3, Menidia menidia 44,995

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78 FIGURE 20 Six Most Abundant Invertebrate Species in Shoreline Seines Callinectes sapidus 755 Ovatella myosotis 134 Hippolyte zostericola 59 Pagurus longicarpus Palaemonetes vulgaris 6,058 Crangon septemspinosa 17,764

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87 FIGURE 29 Finfish Abundances in Pond Seines Lucania parva 2 Fundulus majalis 78 Gasterosteus aculeatus 1 Gobiosoma bosci 1 Menidia menidia 18 Pseudopleuronectes americanus 2 Anguilla rostrata 2 Cyprinodon variegatus 219 Fundulus luciae 3 Fundulus heteroclitus 838

88 FIGURE 30 Invertebrate Abundances in Pond Seines Callinectes sapidus 16 Carcinus maenas 7 Crangon septemspinosa 13 Ovalipes ocellatus 1 Pagurus pollicaris 1 80 Palaemonetes vulgaris 523

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99 FIGURE 41 Benthic Invertebrates Percent Composition-Cupsogue, Dune & Picket Point Cupsogue- Spring Cupsogue- Fall Annelida Annelida Mollusca Aschelminthes Arthropoda Arthropoda Dune- Spring Dune- Fall Annelida Mollusca Aschelminthes Mollusca Aschelminthes Arthropoda Annelida Arthropoda Picket Point- Spring Picket Point- Fall Aschelminthes Arthropoda Annelida Annelida Mollusca Mollusca 91 Arthropoda Aschelminthes

100 FIGURE 42 Benthic Invertebrates Percent Composition-Jessup, Ponquogue West & East Jessup- Spring Jessup- Fall Annelida Annelida Mollusca Arthropoda Rhynchocoela Arthropoda Mollusca Aschelminthes Aschelminthes Ponquogue West- Spring Ponquogue West- Fall Annelida Annelida Mollusca Arthropoda Arthropoda Aschelminthes Ponquogue East- Spring Mollusca Ponquogue East- Fall Annelida Annelida Arthropoda Mollusca Mollusca Aschelminthes Arthropoda 92

101 FIGURE 43 Density of Benthic Organisms Along Tide Locations SPRING FALL 400 Cupsogue 400 Cupsogue Density (no./l) 200 Density (no./l) Hig Hig 0 Mi 0 Mi West Central East Lo West Central East Lo 400 Dune 1000 Dune *note different scale Density (no./l) 200 Density (no./l) Hig 200 Hig 0 Mi 0 Mi West Central East Lo West Central East Lo 1000 Picket Point *note different scale 250 Picket Point Density (no./l) Density (no./l) West Central Location East Lo Mi Hig Tid 0 West Central Location East Lo Mi Hig Tid 93

102 FIGURE 44 Density of Benthic Organisms Along Tide Locations SPRING FALL 500 Jessup 500 Jessup Density (no./l) Density (no./l) Hig 100 Hig 0 Mi 0 Mi West Central East Lo West Central East Lo Ponquogue West Ponquogue West Density (no./l) Density (no./l) West Central East Mi Hig 50 0 West Central East Lo Mi Hig 400 Ponquogue East 400 Ponquogue East Density (no./) 200 Density (no./l) West Location Central East Lo Mi Hig Tid 0 West Location Central East Lo Mi Hig Tid 94

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104 FIGURE 46 Indicator Species in Coastal Bays Sensitive Species Menhaden Silverside Tolerant Species Killifish Mummichog Delaware Coastal Bays Sensitive Species Remain Stable Maryland Coastal Bays Source: U.S. Environmental Protection Agency. Nov Condition of Mid-Atlantic Estuaries. EPA/600/R-98/