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Bird Observations

Date Range:
Jan-Dec, 1900-2023

**Back Bay NWR

Updated ~22 hr(s) ago.

336 species (+70 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-bellied Whistling-Duck
Fulvous Whistling-Duck
Snow Goose
Ross's Goose
Domestic goose sp. (Domestic type)
Brant
Cackling Goose
Canada Goose
Mute Swan
Tundra Swan
goose sp.
Muscovy Duck
Wood Duck
Garganey
Blue-winged Teal
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cinnamon Teal
Northern Shoveler
Gadwall
Eurasian Wigeon
American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Mallard/American Black Duck
White-cheeked Pintail
Northern Pintail
Green-winged Teal
teal sp.
dabbling duck sp.
Canvasback
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Redhead
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Aythya sp.
Common Eider
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Northern Bobwhite
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
Western Grebe
Rock Pigeon
Eurasian Collared-Dove
White-winged Dove
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Yellow-billed/Black-billed Cuckoo
Common Nighthawk
Chuck-will's-widow
Eastern Whip-poor-will
Chimney Swift
Ruby-throated Hummingbird
Ruby-throated/Black-chinned Hummingbird
hummingbird sp.
King Rail
Clapper Rail
King/Clapper Rail
Virginia Rail
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rallus sp.
Sora
Common Gallinule
American Coot
Purple Gallinule
Yellow Rail
rail/crake sp.
Sandhill Crane
Black-necked Stilt
American Avocet
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Black-bellied Plover/golden-plover sp.
Killdeer
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Plover
Piping Plover
Northern Lapwing
Upland Sandpiper
Whimbrel
Hudsonian Godwit
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Red Knot
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Dunlin
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
shorebird sp.
Parasitic Jaeger
Pomarine Jaeger
Great Skua
jaeger sp.
Black Guillemot
Razorbill
Dovekie
alcid sp.
Little Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-legged Kittiwake
Bonaparte's Gull
Black-headed Gull
Laughing Gull
Ring-billed Gull
Herring Gull
Great Black-backed Gull
Glaucous Gull
Lesser Black-backed Gull
Iceland Gull
Larus sp.
gull sp.
Black Skimmer
Least Tern
Gull-billed Tern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Forster's/Common Tern
Roseate Tern
Sterna sp.
Sandwich Tern
Royal Tern
tern sp.
Red-throated Loon
Pacific Loon
Common Loon
loon sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Atlantic Yellow-nosed Albatross
Wilson's Storm-Petrel
Leach's Storm-Petrel
storm-petrel sp.
Great Shearwater
Sooty Shearwater
Manx Shearwater
shearwater sp.
Wood Stork
Magnificent Frigatebird
frigatebird sp.
Northern Gannet
Brown Booby
Anhinga
Great Cormorant
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Double-crested Cormorant
Great/Double-crested Cormorant
American White Pelican
Brown Pelican
pelican sp.
American Bittern
Least Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Tricolored Heron
Snowy Egret
Green Heron
Western Cattle Egret
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Egret
Great Blue Heron
heron sp.
white egret sp.
White Ibis
Glossy Ibis
Roseate Spoonbill
Black Vulture
Turkey Vulture
new world vulture sp.
Osprey
Swallow-tailed Kite
Mississippi Kite
Northern Harrier
Sharp-shinned Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-tailed Hawk
Buteo sp.
hawk sp.
Eastern Screech-Owl
Snowy Owl
Great Horned Owl
Barred Owl
Short-eared Owl
owl sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Belted Kingfisher
Yellow-bellied Sapsucker
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
falcon sp.
Budgerigar
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Olive-sided Flycatcher
Eastern Wood-Pewee
Yellow-bellied Flycatcher
Acadian Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Empidonax sp.
Eastern Phoebe
Ash-throated Flycatcher
Great Crested Flycatcher
Tropical Kingbird
Tropical/Couch's Kingbird
Western Kingbird
Eastern Kingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Gray Kingbird
Scissor-tailed Flycatcher
Fork-tailed Flycatcher
Tyrannus sp.
new world flycatcher sp.
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
Black-whiskered Vireo
vireo sp.
Blue Jay
American Crow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Fish Crow
crow sp.
Carolina Chickadee
Tufted Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Ruby-crowned Kinglet
Golden-crowned Kinglet
White-breasted Nuthatch
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brown-headed Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Sedge Wren
Marsh Wren
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Veery
Gray-cheeked Thrush
Bicknell's Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
American Robin
Cedar Waxwing
House Sparrow
American Pipit
Evening Grosbeak
House Finch
Purple Finch
House/Purple Finch
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Redpoll
Pine Siskin
American Goldfinch
Snow Bunting
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
Spizella sp.
Lark Sparrow
Lark Bunting
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
White-throated Sparrow
Vesper Sparrow
LeConte's Sparrow
Seaside Sparrow
Nelson's Sparrow
Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow)
Ammospiza sp.
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Bobolink
Eastern Meadowlark
Orchard Oriole
Bullock's Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Common Grackle
Boat-tailed Grackle
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Waterthrush
Louisiana/Northern Waterthrush
Blue-winged Warbler
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Connecticut Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Kirtland's Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cape May Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Bay-breasted/Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
Prairie Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-throated Green Warbler
Setophaga sp.
Canada Warbler
Wilson's Warbler
new world warbler sp.
Summer Tanager
Scarlet Tanager
Western Tanager
Northern Cardinal
Rose-breasted Grosbeak
Blue Grosbeak
Indigo Bunting
Painted Bunting
Passerina sp.
Dickcissel
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
passerine sp.

KEY:| = insufficient data | = rare to widespread

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