Supplemental Table 2. Average summer bird species counts per stationery sampling point in treatment (Areas 1 and 2) and control (Areas 3 and 4) marshes before and after hydrologic marsh alteration.

Common Name / Latin Name / Guild / Treatment / Control
Before / After / Before / After
Red-winged Blackbird / Agelaius phoeniceus / Passerine / 2.06±0.56 / 1.99±0.22 / 1.29±0.19 / 2.72±0.37
Saltmarsh Sparrow / Ammodramus caudacutus / Passerine / 0.35±0.1 / 0.72±0.12 / 0.19±0.05 / 0.43±0.11
Seaside Sparrow / Ammodramus maritimus / Passerine / 0.8±0.18 / 0.32±0.07 / 0.26±0.07 / 0.19±0.07
Ruby-throated Hummingbird / Archilochus colubris / Passerine / 0.01±0.01
Cedar Waxwing / Bombycilla cedrorum / Passerine / 0.03±0.03 / 0.06±0.06
Belted Kingfisher / Ceryle alcyon / Passerine / 0.01±0.01
Marsh Wren / Cistothorus palustris / Passerine / 1.9±0.22 / 2.02±0.17 / 1.39±0.16 / 1.79±0.22
Rock Pigeon / Columba livia / Passerine / 0.03±0.03
American Crow / Corvus brachyrhynchos / Passerine / 0.08±0.08 / 0.45±0.15 / 0.21±0.11 / 0.09±0.04
Fish Crow / Corvus ossifragus / Passerine / 0.09±0.04 / 0.03±0.01 / 0.09±0.05 / 0.01±0.01
Blue Jay / Cyanocitta cristata / Passerine / <0.01 / 0.03±0.03
Palm Warbler / Dendroica palmarum / Passerine / <0.01
Yellow Warbler / Dendroica petechia / Passerine / 0.06±0.04 / 0.03±0.02
Gray Catbird / Dumetella carolinensis / Passerine / 0.01±0.01
Yellow-bellied Flycatcher / Empidonax flaviventris / Passerine / <0.01
Common Yellowthroat / Geothlypis trichas / Passerine / 0.19±0.07 / <0.01 / 0.28±0.07
Barn Swallow / Hirundo rustica / Passerine / 0.64±0.2 / 0.68±0.11 / 0.43±0.12 / 1.36±0.28
Swamp Sparrow / Melospiza georgiana / Passerine / 0.02±0.01
Song Sparrow / Melospiza melodia / Passerine / 0.03±0.03 / 0.02±0.01 / 0.14±0.05 / 0.11±0.04
Savannah Sparrow / Passerculus sandwichensis / Passerine / <0.01 / 0.01±0.01
Purple Martin / Progne subis / Passerine / 0.01±0.01 / 0.01±0.01 / 0.04±0.04
Boat-tailed Grackle / Quiscalus major / Passerine / 0.01±0.01 / 0.01±0.01
Common Grackle / Quiscalus quiscula / Passerine / 0.26±0.2 / 0.09±0.06 / 0.11±0.06
American Redstart / Setophaga ruticilla / Passerine / <0.01
American Goldfinch / Spinus tristis / Passerine / 0.05±0.03 / 0.29±0.17 / 0.06±0.03
Chipping Sparrow / Spizella passerina / Passerine / 0.04±0.04
European Starling / Sturnus vulgaris / Passerine / 0.06±0.05 / 0.03±0.02 / 0.15±0.07 / 0.07±0.06
Tree Swallow / Tachycineta bicolor / Passerine / 0.6±0.18 / 0.72±0.1 / 0.71±0.28 / 1.02±0.44
American Robin / Turdus migratorius / Passerine / <0.01 / 0.01±0.01 / 0.14±0.14
Mourning Dove / Zenaida macroura / Passerine / 0.13±0.07 / 0.13±0.05 / 0.23±0.07 / 0.21±0.08
Unidentified crow / Passerine / 0.13±0.07 / 0.02±0.01
Unidentified sparrow / Passerine / 0.06±0.04 / 0.22±0.05 / 0.11±0.05 / 0.38±0.09
Unidentified warbler / Passerine / 0.06±0.04
Cooper's Hawk / Accipiter cooperii / Raptor / <0.01
Red-tailed Hawk / Buteo jamaicensis / Raptor / 0.01±0.01
Northern Harrier / Circus cyaneus / Raptor / 0.01±0.01 / 0.03±0.02
Peregrine Falcon / Falco peregrinus / Raptor / <0.01
American Kestrel / Falco sparverius / Raptor / 0.01±0.01 / 0.01±0.01
Osprey / Pandion haliaetus / Raptor / 0.14±0.07 / 0.37±0.06 / 0.18±0.05 / 0.06±0.03
Herring Gull / Larus argentatus / Seabird / 0.29±0.15 / 0.31±0.1 / 0.56±0.14 / 0.24±0.11
Laughing Gull / Larus atricilla / Seabird / 0.01±0.01
Ring-billed Gull / Larus delawarensis / Seabird / 0.09±0.04
Ring-billed Gull/Herring Gull / Larus delawarensis
/Larus argentatus / Seabird / 1.17±1.17
Great Black-backed Gull / Larus marinus / Seabird / 0.24±0.2 / 0.2±0.13 / 0.19±0.07 / 0.11±0.05
Black Skimmer / Rynchops niger / Seabird / 0.01±0.01
Least Tern / Sterna antillarum / Seabird / 0.03±0.03 / 0.01±0.01 / 0.03±0.03
Forster's Tern / Sterna forsteri / Seabird / 0.04±0.02 / 0.03±0.03
Common Tern / Sterna hirundo / Seabird / 0.01±0.01 / 0.04±0.02 / 0.09±0.04 / 0.01±0.01
Unidentified gull / Seabird / 0.05±0.02 / 0.01±0.01 / 0.11±0.06
Spotted Sandpiper / Actitis macularia / Shorebird / <0.01 / 0.01±0.01
Sanderling / Calidris alba / Shorebird / 0.03±0.02
Least Sandpiper / Calidris minutilla / Shorebird / 0.05±0.03 / 1.42±0.22 / 0.34±0.16 / 0.43±0.2
Semipalmated Sandpiper / Calidris pusilla / Shorebird / 0.76±0.33 / 0.49±0.2
Willet / Catoptrophorus semipalmatus / Shorebird / 0.14±0.06 / 0.56±0.13 / 0.27±0.09 / 0.43±0.11
Semipalmated Plover / Charadrius semipalmatus / Shorebird / 0.11±0.05
Killdeer / Charadrius vociferus / Shorebird / 0.03±0.02 / 0.12±0.04 / 0.03±0.03
Short-billed Dowitcher / Limnodromus griseus / Shorebird / 0.01±0.01
Virginia Rail / Rallus limicola / Shorebird / 0.01±0.01 / 0.01±0.01
Lesser Yellowlegs / Tringa flavipes / Shorebird / 0.03±0.03 / 0.18±0.07 / 0.26±0.17 / 0.07±0.05
Greater Yellowlegs / Tringa melanoleuca / Shorebird / 0.03±0.03 / 0.1±0.04 / 0.02±0.02 / 0.07±0.04
Solitary Sandpiper / Tringa solitaria / Shorebird / <0.01
Unidentified yellowlegs / Shorebird / 0.14±0.13 / 0.05±0.02 / 0.58±0.4
Great Egret / Ardea alba / Wading / 0.09±0.05 / 0.53±0.27 / 0.17±0.06 / 0.21±0.07
Great Blue Heron / Ardea herodias / Wading / 0.03±0.02 / 0.09±0.03 / 0.01±0.01
American Bittern / Botaurus lentiginosus / Wading / 0.01±0.01 / 0.01±0.01
Green Heron / Butorides virescens / Wading / 0.02±0.01 / 0.03±0.02
Snowy Egret / Egretta thula / Wading / 0.04±0.03 / 0.69±0.27 / 0.05±0.03 / 0.07±0.03
Black-crowned Night-Heron / Nycticorax nycticorax / Wading / 0.01±0.01 / 0.03±0.03
Glossy Ibis / Plegadis falcinellus / Wading / 0.03±0.03 / 0.29±0.2 / 0.07±0.03 / 0.19±0.09
Unidentified heron / Wading / 0.01±0.01
Green-winged Teal / Anas crecca / Waterfowl / 1.06±0.56
Blue-winged Teal / Anas discors / Waterfowl / 0.02±0.01 / 0.01±0.01
Mallard / Anas platyrhynchos / Waterfowl / 0.11±0.05 / 0.43±0.12 / 0.12±0.04 / 0.06±0.03
American Black Duck / Anas rubripes / Waterfowl / 0.05±0.04 / 0.04±0.03 / 0.06±0.03
Gadwall / Anas strepera / Waterfowl / 0.04±0.03
Canada Goose / Branta canadensis / Waterfowl / 0.09±0.06 / 0.23±0.08 / 0.12±0.06 / 0.04±0.03
Mute Swan / Cygnus olor / Waterfowl / 0.07±0.05
Double-crested Cormorant / Phalacrocorax auritus / Waterfowl / 0.11±0.11 / 0.07±0.03 / 0.02±0.02 / 0.03±0.02
Pied-billed Grebe / Podilymbus podiceps / Waterfowl / <0.01
Unidentified cormorant / Waterfowl / 0.01±0.01 / <0.01 / 0.01±0.01
Unidentified bird / Unknown / 0.11±0.1 / 0.06±0.05 / 0.01±0.01

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