Plum Island Ecosystem Long Term Ecological Research (PIE-LTER) LMER Intercomparison Stable Isotope Data Set Updated 2/14/97 Organic matter Real/measured Forward model stable isotope data Budgets stable isotope data RUN1C RUN1N RUN1S RUN2C RUN2N RUN2S RUN3C RUN3N RUN3S RUN4N RUN4S RUN5C ESTUARY LOCATION Box FUNC GROUP GENUS SP. COMMON NAME % C % N 13C 15N 34S 13C 15N 34S 13C 15N 34S 13C 15N 34S 15N 34S 13C C budg C budg C budg N budg N budg N budg C budg N budg N budg C budg C budg N budg lit del lit del lit del lit del lit del lit del real del real del real del real del real del real del Altamaha River lower 1 Phytoplankton 6.5 17.8 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Altamaha River lower 2 Terrestrial POM 0 ppt 79 76 -25.75 1.85 -28 0 1 -28 0 1 -25.75 1.85 1 1.85 1 -25.75 Altamaha River lower 3 Salt/brackish marsh Spartina cynosuroides cord grass 3.4 1.3 -12.6 7.9 -13 5 -1 -13 5 -1 -12.6 7.9 -1 7.9 -1 -12.6 Altamaha River lower 4 Fresh marsh Typha dominogensis cattails 1.4 0.5 -25.6 5.6 -24 5 0 -24 5 0 -25.6 5.6 0 5.6 0 -25.6 Altamaha River lower 5 Macroalgae Altamaha River lower 6 Microalgae 0.3 0.8 -15 3 12 -15 3 12 -15 3 12 3 12 -15 Altamaha River lower 7 Woody forest 9.4 3.6 -28 0 1 -28 0 1 -28 0 1 0 1 -28 Altamaha River lower 8 SAV Altamaha River lower 9 Epiphytes Altamaha River lower 11 POM Sampled at 15ppt -23.7 0.4 -26.88 0.57 2.05 -26.25 1.01 4.09 -25.11 2.45 4.09 2.14 2.05 -24.55 Altamaha River lower 18 BOM -26.88 0.57 2.05 -26.25 1.01 4.09 -25.11 2.45 4.09 2.14 2.05 -24.55 Altamaha River lower 17 Benthic Filter Feeder Crassostrea virginica Oyster -19.2 9.4 -26.18 3.57 2.05 -25.55 4.01 4.09 -24.41 5.45 4.09 5.14 2.05 -23.85 Altamaha River lower 14 Macrozooplankton -24.78 9.57 2.05 -24.15 10.01 4.09 -23.01 11.45 4.09 11.14 2.05 -22.45 Altamaha River lower 20 Macrofauna Penaeus setiferus White Shrimp -19.2 10.2 -25.48 6.57 2.05 -24.85 7.01 4.09 -23.71 8.45 4.09 8.14 2.05 -23.15 Altamaha River lower 15 Pelagic fish Anchoa mitchilli Anchovy -19.2 13.4 -24.08 12.57 2.05 -23.45 13.01 4.09 -22.31 14.45 4.09 14.14 2.05 -21.75 Altamaha River lower 21 Benthic fish Paralichthys dentatus Summer Flounder -16.9 12.05 -24.9 9.07 2.05 -24.27 9.51 4.09 -23.13 10.95 4.09 10.64 2.05 -22.57 Altamaha River lower 16 Top fish Cynoscion regalis Weakfish -18 13.1 -23.87 13.47 2.05 -23.24 13.91 4.09 -22.1 15.35 4.09 15.04 2.05 -21.54 Plum Island Sound lower Sound 1 Phytoplankton 11 25.6 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Plum Island Sound lower Sound 2 Terrestrial 9 7.5 -28.4 1.3 6.6 -28 0 1 -28 0 1 -28.4 1.3 6.6 1.3 6.6 -28.4 Plum Island Sound lower Sound 3 Salt/brackish marsh Spartina alterniflora 58 18.4 -13.4 5.5 3.2 -13 5 -1 -13 5 -1 -13.4 5.5 3.2 5.5 3.2 -13.4 Plum Island Sound lower Sound 4 Fresh marsh "Typha sp., Carex sp." 1 0.2 -26.1 5.2 1 -24 5 0 -24 5 0 -26.1 5.2 1 5.2 1 -26.1 Plum Island Sound lower Sound 5 Macroalgae Plum Island Sound lower Sound 6 Microalgae 21 48.3 -15 3 12 -15 3 12 -15 3 12 3 12 -15 Plum Island Sound lower Sound 7 Woody forest Plum Island Sound lower Sound 8 SAV Plum Island Sound lower Sound 9 Epiphytes Plum Island Sound lower Sound 11 POM -21.3 5 -15.65 4.13 4.01 -16.91 3.66 10.3 -16.16 3.85 11.49 4.54 6.96 -17.52 Plum Island Sound lower Sound 18 BOM -19.4 3.1 -15.65 4.13 4.01 -16.91 3.66 10.3 -16.16 3.85 11.49 4.54 6.96 -17.52 Plum Island Sound lower Sound 17 Benthic Filter Feeder Crassostrea virginica oyster -23.4 6.5 11.9 -14.95 7.13 4.01 -16.21 6.66 10.3 -15.46 6.85 11.49 7.54 6.96 -16.82 Plum Island Sound lower Sound 14 Macrozooplankton Calanoid copepods -21.9 7.6 12.8 -13.55 13.13 4.01 -14.81 12.66 10.3 -14.06 12.85 11.49 13.54 6.96 -15.42 Plum Island Sound lower Sound 20 Macrofauna Crangon septemspinosa sand shrimp -16.2 9.3 7 -14.25 10.13 4.01 -15.51 9.66 10.3 -14.76 9.85 11.49 10.54 6.96 -16.12 Plum Island Sound lower Sound 15 Pelagic fish Menidia menidia silverside -18.2 10.8 11.8 -12.85 16.13 4.01 -14.11 15.66 10.3 -13.36 15.85 11.49 16.54 6.96 -14.72 Plum Island Sound lower Sound 21 Benthic fish Pleuronectes americanus winter flounder -16.2 10.8 8.2 -13.67 12.63 4.01 -14.92 12.16 10.3 -14.18 12.35 11.49 13.04 6.96 -15.54 Plum Island Sound lower Sound 16 Top fish Pomatomus saltatrix bluefish -19.1 11.2 13.2 -12.64 17.03 4.01 -13.9 16.56 10.3 -13.15 16.75 11.49 17.44 6.96 -14.51 Waquoit Bay Childs River 1 Phytoplankton 26.3 26.4 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Waquoit Bay Childs River 2 Terrestrial Waquoit Bay Childs River 3 Salt/brackish marsh Spartina alterniflora cordgrass 0.6 0.1 -12.3 7.7 -13 5 -1 -13 5 -1 -12.3 7.7 -1 7.7 -1 -12.3 Waquoit Bay Childs River 4 Fresh marsh Waquoit Bay Childs River 5 Macroalgae "Cladophora, Gracilaria, Enteromorpha" 73.1 73.5 -15.9 5.9 -15 5 16 -15 5 16 -15.9 5.9 16 5.9 16 -15.9 Waquoit Bay Childs River 6 Microalgae Waquoit Bay Childs River 7 Woody forest Waquoit Bay Childs River 8 SAV Waquoit Bay Childs River 9 Epiphytes Waquoit Bay Childs River 11 POM -20.5 5.8 -16.3 5 16.4 -16.3 5 16.5 -17 5.7 16.5 5.67 16.4 -16.98 Waquoit Bay Childs River 18 BOM -17.9 5.2 -16.3 5 16.4 -16.3 5 16.5 -17 5.7 16.5 5.67 16.4 -16.98 Waquoit Bay Childs River 17 Benthic Filter Feeder Mya arenaria soft shell clam -17.3 7.9 -15.6 8 16.4 -15.6 8 16.5 -16.3 8.7 16.5 8.67 16.4 -16.28 Waquoit Bay Childs River 14 Macrozooplankton -14.2 14 16.4 -14.2 14 16.5 -14.9 14.7 16.5 14.67 16.4 -14.88 Waquoit Bay Childs River 20 Macrofauna Sclerodactyla briareus cucumber -15.5 10.6 -14.9 11 16.4 -14.9 11 16.5 -15.6 11.7 16.5 11.67 16.4 -15.58 Waquoit Bay Childs River 15 Pelagic fish Menidia menidia silverside -17.1 11.2 -13.5 17 16.4 -13.5 17 16.5 -14.2 17.7 16.5 17.67 16.4 -14.18 Waquoit Bay Childs River 21 Benthic fish Fundulus heteroclitus mummichog -15.3 11.5 -14.3 13.5 16.4 -14.3 13.5 16.5 -15 14.2 16.5 14.17 16.4 -14.99 Waquoit Bay Childs River 16 Top fish -13.3 17.9 16.4 -13.3 17.9 16.5 -13.9 18.6 16.5 18.57 16.4 -13.97 Waquoit Bay Sage Lot 1 Phytoplankton 9.6 25 -20 5 18 -20 5 18 -20 5 18 Waquoit Bay Sage Lot 2 Terrestrial Waquoit Bay Sage Lot 3 Salt/brackish marsh Spartina alterniflora cordgrass 50.3 13.1 -12.4 4.8 -13 5 -1 -13 5 -1 -12.4 4.8 -1 Waquoit Bay Sage Lot 4 Fresh marsh Waquoit Bay Sage Lot 5 Macroalgae "Cladophora, Gracilaria, Enteromorpha" 7.2 18.9 -16.9 4.4 -15 5 16 -15 5 16 -16.9 4.4 16 Waquoit Bay Sage Lot 6 Microalgae Waquoit Bay Sage Lot 7 Woody forest Waquoit Bay Sage Lot 8 SAV Zostera marina eelgrass 32.9 43 -6.9 0.3 -10 4 8 -10 4 8 -6.9 0.3 8 Waquoit Bay Sage Lot 9 Epiphytes Waquoit Bay Sage Lot 11 POM -15.1 4.2 -12.8 4.7 5 -13.8 4.6 10.8 -11.6 2.8 10.8 Waquoit Bay Sage Lot 18 BOM -14.8 2.5 -12.8 4.7 5 -13.8 4.6 10.8 -11.6 2.8 10.8 Waquoit Bay Sage Lot 17 Benthic Filter Feeder Mya arenaria soft shell clam -16.5 5.6 -12.1 7.7 5 -13.1 7.6 10.8 -10.9 5.8 10.8 Waquoit Bay Sage Lot 14 Macrozooplankton -10.7 13.7 5 -11.7 13.6 10.8 -9.5 11.8 10.8 Waquoit Bay Sage Lot 20 Macrofauna Sclerodactyla briareus cucumber -13.7 6.9 -11.4 10.7 5 -12.4 10.6 10.8 -10.2 8.8 10.8 Waquoit Bay Sage Lot 15 Pelagic fish Menidia menidia silverside -15.7 9.9 -10 16.7 5 -11 16.6 10.8 -8.8 14.8 10.8 Waquoit Bay Sage Lot 21 Benthic fish Fundulus heteroclitus mummichog -13.9 8.7 -10.8 13.2 5 -11.9 13.1 10.8 -9.7 11.3 10.8 Waquoit Bay Sage Lot 16 Top fish -9.8 17.6 5 -10.8 17.5 10.8 -8.6 15.7 10.8 Columbia River 1 Phytoplankton 16 20 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Columbia River 2 Terrestrial river SPM 79 78 -27.8 4.8 4.25 -28 0 1 -28 0 1 -27.8 4.8 4.25 4.8 4.25 -27.8 Columbia River 3 Salt/brackish marsh Columbia River oligohaline 4 Fresh marsh "Carex,Lyngbyei,Scirpus,Eleocharis,Aster" 4 1 -27.4 5.1 4.25 -24 5 0 -24 5 0 -27.4 5.1 4.25 5.1 4.25 -27.4 Columbia River 5 Macroalgae Columbia River 6 Microalgae 1 1 -15 3 12 -15 3 12 -15 3 12 3 12 -15 Columbia River 7 Woody forest Columbia River 8 SAV Columbia River 9 Epiphytes Columbia River FW tidal 11 POM -26.43 1.03 3.79 -26.23 1.08 4.5 -26.41 4.83 7.08 4.83 6.53 -26.11 Columbia River 18 BOM -26.43 1.03 3.79 -26.23 1.08 4.5 -26.41 4.83 7.08 4.83 6.53 -26.11 Columbia River oligohaline 17 Benthic Filter Feeder Corophium spp. amphipod -24.4 7.4 8.1 -25.73 4.03 3.79 -25.53 4.08 4.5 -25.71 7.83 7.08 7.83 6.53 -25.41 Columbia River ETM 14 Macrozooplankton Eurytemora affinis calanoid copepod -27.1 7.4 4 -24.33 10.03 3.79 -24.13 10.08 4.5 -24.31 13.83 7.08 13.83 6.53 -24.01 Columbia River 20 Macrofauna Crangon franciscorum sand shrimp -23.1 12.6 8.1 -25.03 7.03 3.79 -24.83 7.08 4.5 -25.01 10.83 7.08 10.83 6.53 -24.71 Columbia River 15 Pelagic fish -23.63 13.03 3.79 -23.43 13.08 4.5 -23.61 16.83 7.08 16.83 6.53 -23.31 Columbia River oligohaline 21 Benthic fish Platichthys stellatus starry flounder -23.3 12.6 6.1 -24.45 9.53 3.79 -24.25 9.58 4.5 -24.43 13.33 7.08 13.33 6.53 -24.12 Columbia River 16 Top fish -23.42 13.93 3.79 -23.22 13.98 4.5 -23.4 17.73 7.08 17.73 6.53 -23.1 Chesapeake Bay south bay 1 Phytoplankton 93 97.7 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Chesapeake Bay south bay 2 Terrestrial 4.3 1.9 -28 0 1 -28 0 1 -28 0 1 0 1 -28 Chesapeake Bay south bay 3 Salt/brackish marsh 1.2 0.2 -13 5 -1 -13 5 -1 -13 5 -1 5 -1 -13 Chesapeake Bay south bay 4 Fresh marsh Chesapeake Bay south bay 5 Macroalgae Chesapeake Bay south bay 6 Microalgae Chesapeake Bay south bay 7 Woody forest Chesapeake Bay south bay 8 SAV 1.5 0.2 -10 4 8 -10 4 8 -10 4 8 4 8 -10 Chesapeake Bay south bay 9 Epiphytes Chesapeake Bay south bay 11 POM -20.6 10.3 -20.11 4.77 17.03 -20.12 4.9 17.64 -20.11 4.9 17.64 4.77 17.03 -20.12 Chesapeake Bay south bay 18 BOM -16.2 6.1 -20.11 4.77 17.03 -20.12 4.9 17.64 -20.11 4.9 17.64 4.77 17.03 -20.12 Chesapeake Bay south bay 17 Benthic Filter Feeder Chaetopterus variopedatus parchment worm -18 11.8 -19.41 7.77 17.03 -19.42 7.9 17.64 -19.41 7.9 17.64 7.77 17.03 -19.42 Chesapeake Bay south bay 14 Macrozooplankton calanoid copepods -19 12.9 -18.01 13.77 17.03 -18.02 13.9 17.64 -18.01 13.9 17.64 13.77 17.03 -18.02 Chesapeake Bay south bay 20 Macrofauna Callinectes sapidus blue crab -18.3 17.2 -18.71 10.77 17.03 -18.72 10.9 17.64 -18.71 10.9 17.64 10.77 17.03 -18.72 Chesapeake Bay south bay 15 Pelagic fish Anchoa mitchilli bay anchovy -16.7 16.4 -17.31 16.77 17.03 -17.32 16.9 17.64 -17.31 16.9 17.64 16.77 17.03 -17.32 Chesapeake Bay south bay 21 Benthic fish Cynoscion regalis weakfish -17.6 17.3 -18.13 13.27 17.03 -18.13 13.4 17.64 -18.13 13.4 17.64 13.27 17.03 -18.13 Chesapeake Bay south bay 16 Top fish -17.1 17.67 17.03 -17.11 17.8 17.64 -17.1 17.8 17.64 17.67 17.03 -17.11 Graveline Marsh marsh 1 Phytoplankton 4.9 16.5 -20 5 18 -20 5 18 -23.3 7.1 10.7 7.1 10.7 -23.3 Graveline Marsh marsh 2 Terrestrial 0.3 0.1 -28 0 1 -28 0 1 -28 0 1 0 1 -28 Graveline Marsh marsh 3 Salt/brackish marsh Spartina alterniflora 13.5 6.4 -13.2 5.2 1.4 -13 5 -1 -13 5 -1 -13.2 5.2 1.4 5.2 1.4 -13.2 Graveline Marsh marsh 4 Fresh marsh Juncus roemerianus 76.5 36 -25.5 5.3 0.4 -24 5 0 -24 5 0 -25.5 5.3 0.4 5.3 0.4 -25.5 Graveline Marsh marsh 5 Macroalgae Graveline Marsh marsh 6 Microalgae 4.8 41 -20.6 6.1 14.3 -15 3 12 -15 3 12 -20.6 6.1 14.3 6.1 14.3 -20.6 Graveline Marsh marsh 7 Woody forest Graveline Marsh marsh 8 SAV Graveline Marsh marsh 9 Epiphytes Graveline Marsh marsh 11 POM -23.8 5.2 -8 -21.9 4.89 1.33 -18.95 4.18 7.83 -23.5 5.91 7.86 5.4 1.71 -22.34 Graveline Marsh marsh 18 BOM -23.2 2.9 -11.3 -21.9 4.89 1.33 -18.95 4.18 7.83 -23.5 5.91 7.86 5.4 1.71 -22.34 Graveline Marsh marsh 17 Benthic Filter Feeder Crassostrea virginica oyster -21.4 8.1 13.9 -21.2 7.89 1.33 -18.25 7.18 7.83 -22.8 8.91 7.86 8.4 1.71 -21.64 Graveline Marsh marsh 14 Macrozooplankton mixed sp? -23.3 7.1 10.7 -19.8 13.89 1.33 -16.85 13.18 7.83 -21.4 14.91 7.86 14.4 1.71 -20.24 Graveline Marsh marsh 20 Macrofauna Palaemonetes pugio grass shrimp -19.4 8.6 6.2 -20.5 10.89 1.33 -17.55 10.18 7.83 -22.1 11.91 7.86 11.4 1.71 -20.94 Graveline Marsh marsh 15 Pelagic fish Menidia beryllina tidewater silverside -20.2 11.2 12.3 -19.1 16.89 1.33 -16.15 16.18 7.83 -20.7 17.91 7.86 17.4 1.71 -19.54 Graveline Marsh marsh 21 Benthic fish Paralichthys lethostigma southern flounder -20 9.7 10.9 -19.92 13.39 1.33 -16.97 12.68 7.83 -21.52 14.41 7.86 13.9 1.71 -20.36 Graveline Marsh marsh 16 Top fish Cynoscion nebulosus speckled trout -20.7 11.8 12.2 -18.89 17.79 1.33 -15.94 17.08 7.83 -20.49 18.81 7.86 18.3 1.71 -19.33 Horn Island 1 Phytoplankton 55.8 85.5 -20 5 18 -20 5 18 -21.8 9.9 15.4 9.9 15.4 -21.8 Horn Island 2 Terrestrial Horn Island 3 Salt/brackish marsh Spartina alterniflora cord grass 2 0.3 -13.2 5.2 1.4 -13 5 -1 -13 5 -1 -13.2 5.2 1.4 5.2 1.4 -13.2 Horn Island 4 Fresh marsh Juncus roemerianus 7.9 1.4 -25.5 5.3 0.4 -24 5 0 -24 5 0 -25.5 5.3 0.4 5.3 0.4 -25.5 Horn Island 5 Macroalgae Horn Island 6 Microalgae 3.3 5.1 -16.9 6.7 8.6 -15 3 12 -15 3 12 -16.9 6.7 8.6 6.7 8.6 -16.9 Horn Island 7 Woody forest 29.1 5.1 -28 0 1 -28 0 1 -28 0 1 0 1 -28 Horn Island 8 SAV Halodule wrightii 0.4 0.3 -12.2 6 11.5 -10 4 8 -10 4 8 -12.2 6 11.5 6 11.5 -12.2 Horn Island 9 Epiphytes on Halodule 1.5 2.3 -17.5 5.9 18.2 -17 6 18 -17 6 18 -17.5 5.9 18.2 5.9 18.2 -17.5 Horn Island 11 POM -21.8 9.9 15.4 -22.25 3.49 11.01 -20.02 4.66 16.49 -23.46 9.05 14.12 6.38 9.55 -21.76 Horn Island 18 BOM -14.7 7.8 12.6 -22.25 3.49 11.01 -20.02 4.66 16.49 -23.46 9.05 14.12 6.38 9.55 -21.76 Horn Island 17 Benthic Filter Feeder Mercenaria campechiensis southern quahog -18.5 10.8 15.6 -21.55 6.49 11.01 -19.32 7.66 16.49 -22.76 12.05 14.12 9.38 9.55 -21.06 Horn Island 14 Macrozooplankton mixed sp? -21.4 10 16.3 -20.15 12.49 11.01 -17.92 13.66 16.49 -21.36 18.05 14.12 15.38 9.55 -19.66 Horn Island 20 Macrofauna Emerita talpoida common mole crab -15.3 8.9 14.7 -20.85 9.49 11.01 -18.62 10.66 16.49 -22.06 15.05 14.12 12.38 9.55 -20.36 Horn Island 15 Pelagic fish Menidia beryllina tidewater silverside -17.1 13 13.3 -19.45 15.49 11.01 -17.22 16.66 16.49 -20.06 21.05 14.12 18.38 9.55 -18.96 Horn Island 21 Benthic fish Ancyclopsetta quadrocellata ocellated flounder -16 13.7 13.6 -20.26 11.99 11.01 -18.04 13.16 16.49 -21.48 17.55 14.12 14.38 9.55 -19.78 Horn Island 16 Top fish Pomatomus saltatrix bluefish -18.9 15.6 15 -19.24 16.39 11.01 -17.01 17.56 16.49 -20.45 21.95 14.12 19.28 9.55 -18.75 Sippewisset Marsh marsh 1 Phytoplankton 12.4 28 -21.3 8.6 18.8 -20 5 18 -20 5 18 -21.3 8.6 18.8 8.6 18.8 -21.3 Sippewisset Marsh marsh 2 Terrestrial 24 40 -28.6 -0.6 4.7 -28 0 1 -28 0 1 -28.6 -0.6 4.7 -0.6 4.7 -28.6 Sippewisset Marsh marsh 3 Salt/brackish marsh Spartina alterniflora 55.3 12 -13.1 3.8 -2.4 -13 5 -1 -13 5 -1 -13.1 3.8 -2.4 3.8 -2.4 -13.1 Sippewisset Marsh marsh 4 Fresh marsh Sippewisset Marsh marsh 5 Macroalgae Sippewisset Marsh marsh 6 Microalgae 8.3 20 -15 3 12 -15 3 12 -15 3 12 3 12 -15 Sippewisset Marsh marsh 7 Woody forest Sippewisset Marsh marsh 8 SAV Sippewisset Marsh marsh 9 Epiphytes Sippewisset Marsh marsh 11 POM -17.6 3.6 2.9 -21.4 2.6 7.7 -18 3.2 9.3 3.24 4.06 -22.9 Sippewisset Marsh marsh 18 BOM -17.6 3.6 2.9 -21.4 2.6 7.7 -18 3.2 9.3 3.24 4.06 -22.9 Sippewisset Marsh marsh 17 Benthic Filter Feeder Geukensia demissus ribbed mussel -16.2 8.1 6.3 -16.9 6.6 2.9 -20.7 5.6 7.7 -17.3 6.2 9.3 6.24 4.06 -22.2 Sippewisset Marsh marsh 14 Macrozooplankton mixed sp? -20 18.4 -15.5 12.6 2.9 -19.3 11.6 7.7 -15.9 12.2 9.3 12.24 4.06 -20.8 Sippewisset Marsh marsh 20 Macrofauna Uca pugnax fiddler crab -16.2 4.4 8.6 -16.2 9.6 2.9 -20 8.6 7.7 -16.6 9.2 9.3 9.24 4.06 -21.5 Sippewisset Marsh marsh 15 Pelagic fish -14.8 15.6 2.9 -18.6 14.6 7.7 -15.2 15.2 9.3 15.24 4.06 -20.1 Sippewisset Marsh marsh 21 Benthic fish Fundulus heteroclitus mummichog -12.5 10.6 1 -15.7 12.1 2.9 -19.4 11.1 7.7 -16 11.7 9.3 11.74 4.06 -20.92 Sippewisset Marsh marsh 16 Top fish -14.6 16.5 2.9 -18.4 15.5 7.7 -15 16.1 9.3 16.14 4.06 -19.89 Duplin River lower 1 Phytoplankton 5 13 -21.3 8.6 18.8 -20 5 18 -20 5 18 -21.3 8.6 18.8 8.6 18.8 -21.3 Duplin River lower 2 Terrestrial 1 1 -29.3 0.4 1.8 -28 0 1 -28 0 1 -29.3 0.4 1.8 0.4 1.8 -29.3 Duplin River lower 3 Salt/brackish marsh Spartina alterniflora 74 29 -12.9 6 0.9 -13 5 -1 -13 5 -1 -12.9 6 0.9 6 0.9 -12.9 Duplin River lower 4 Fresh marsh Duplin River lower 5 Macroalgae Duplin River lower 6 Microalgae 20 57 -16.7 3.5 -15 3 12 -15 3 12 -16.7 3.5 12 3.5 12 -16.7 Duplin River lower 7 Woody forest Duplin River lower 8 SAV Duplin River lower 9 Epiphytes Duplin River lower 11 POM -13.9 4.6 2.6 -15.2 3.8 8.9 -14.2 4.9 9.6 5.57 4.02 -16.32 Duplin River lower 18 BOM -13.9 4.6 2.6 -15.2 3.8 8.9 -14.2 4.9 9.6 5.57 4.02 -16.32 Duplin River lower 17 Benthic Filter Feeder Crassostrea virginica oyster -21.4 8.7 13.4 -13.2 7.6 2.6 -14.5 6.8 8.9 -13.5 7.9 9.6 8.57 4.02 -15.62 Duplin River lower 14 Macrozooplankton copepods? station 7 -21.3 8.2 13.9 -11.8 13.6 2.6 -13.1 12.8 8.9 -12.1 13.9 9.6 14.57 4.02 -14.22 Duplin River lower 20 Macrofauna Palaemonetes sp. grass shrimp -17.1 8.8 6.8 -12.5 10.6 2.6 -13.8 9.8 8.9 -12.8 10.9 9.6 11.57 4.02 -14.92 Duplin River lower 15 Pelagic fish Bairdiella chrysoura silver perch -16.6 10 8 -11.1 16.6 2.6 -12.4 15.8 8.9 -11.4 16.9 9.6 17.57 4.02 -13.52 Duplin River lower 21 Benthic fish Fundulus heteroclitus mummichog -15.6 9.2 7.9 -11.9 13.1 2.6 -13.2 12.3 8.9 -12.3 13.4 9.6 14.07 4.02 -14.34 Duplin River lower 16 Top fish -10.9 17.5 2.6 -12.2 16.7 8.9 -11.2 17.8 9.6 18.47 4.02 -13.31 Ria Formosa lagoon 1 Phytoplankton 13 43.4 -20 5 18 -20 5 18 -20 5 18 5 18 -20 Ria Formosa lagoon 2 Terrestrial Ria Formosa lagoon 3 Salt/brackish marsh Spartina maritima 70 32.9 -13.4 8.8 12.3 -13 5 -1 -13 5 -1 -13.4 8.8 12.3 8.8 12.3 -13.4 Ria Formosa lagoon 4 Fresh marsh Ria Formosa lagoon 5 Macroalgae Ulva lactuca 6 18.4 -17.5 8.9 17.3 -15 5 16 -15 5 16 -17.5 8.9 17.3 8.9 17.3 -17.5 Ria Formosa lagoon 6 Microalgae Ria Formosa lagoon 7 Woody forest Ria Formosa lagoon 8 SAV Zostera noltii 11 5.3 -11.2 4.5 16 -10 4 8 -10 4 8 -11.2 4.5 16 4.5 16 -11.2 Ria Formosa lagoon 9 Epiphytes Ria Formosa lagoon #2 11 POM -21 5 8 -13.7 4.9 3.5 -16.2 5 10.8 -14.3 6.9 15.9 7.84 13.75 -16.9 Ria Formosa lagoon #2 18 BOM -13.7 4.9 3.5 -16.2 5 10.8 -14.3 6.9 15.9 7.84 13.75 -16.9 Ria Formosa lagoon #2 17 Benthic Filter Feeder Mytilus galloprovincialis mussel -18 6.5 14 -13 7.9 3.5 -15.5 8 10.8 -13.6 9.9 15.9 10.84 13.75 -16.2 Ria Formosa lagoon #2 14 Macrozooplankton -11.6 13.9 3.5 -14.1 14 10.8 -12.2 15.9 15.9 16.84 13.75 -14.8 Ria Formosa lagoon #2 20 Macrofauna -12.3 10.9 3.5 -14.8 11 10.8 -12.9 12.9 15.9 13.84 13.75 -15.5 Ria Formosa lagoon #2 15 Pelagic fish -10.9 16.9 3.5 -13.4 17 10.8 -11.5 18.9 15.9 19.84 13.75 -14.1 Ria Formosa lagoon #2 21 Benthic fish Halobatrachus didactylus -13.9 12.4 11.1 -11.7 13.4 3.5 -14.3 13.5 10.8 -12.3 15.4 15.9 16.34 13.75 -14.92 Ria Formosa lagoon #2 16 Top fish Dicentrarchus labrax -13.4 15.1 6.6 -10.7 17.8 3.5 -13.2 17.9 10.8 -11.3 19.8 15.9 20.74 13.75 -13.89