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Bird Observations

			Date Range: Aug, 1900-2024

Wellfleet Bay Wildlife Sanctuary (Mass Audubon)

Updated ~35 hr(s) ago.

208 species (+37 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brant
Canada Goose
Mute Swan
Wood Duck
Blue-winged Teal
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Mallard/American Black Duck
Green-winged Teal
Common Eider
Surf Scoter
White-winged Scoter
Hooded Merganser
Red-breasted Merganser
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
duck sp.
Northern Bobwhite
Wild Turkey
Pied-billed Grebe
Rock Pigeon
Diamond Dove
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Common Nighthawk
Chimney Swift
Ruby-throated Hummingbird
Clapper Rail
Virginia Rail
Sora
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Avocet
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Piping Plover
Upland Sandpiper
Whimbrel
Hudsonian Godwit
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
Spotted Redshank
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Red Knot
Ruff
Stilt Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Buff-breasted Sandpiper
Sanderling
Dunlin
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
shorebird sp.
Parasitic Jaeger
Parasitic/Pomarine Jaeger
Black-legged Kittiwake
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bonaparte's Gull
Laughing Gull
Ring-billed Gull
Herring Gull
Great Black-backed Gull
Lesser Black-backed Gull
Larus sp.
gull sp.
Black Skimmer
Least Tern
Black Tern
Forster's Tern
Common Tern
Roseate Tern
Sterna sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Royal Tern
tern sp.
Common Loon
Wilson's Storm-Petrel
storm-petrel sp.
Cory's Shearwater
Great Shearwater
Cory's/Great Shearwater
Sooty Shearwater
Manx Shearwater
black-and-white shearwater sp.
shearwater sp.
Northern Gannet
Double-crested Cormorant
cormorant sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-crowned Night Heron
Black-crowned Night Heron
Little Blue Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
white egret sp.
White Ibis
Glossy Ibis
Turkey Vulture
Osprey
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
Great Horned Owl
Barred Owl
Belted Kingfisher
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Downy/Hairy Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
falcon sp.
Olive-sided Flycatcher
Eastern Wood-Pewee
Willow Flycatcher
Empidonax sp.
Eastern Phoebe
Say's Phoebe
Great Crested Flycatcher
Eastern Kingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
new world flycatcher sp.
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
Blue Jay
American Crow
Fish Crow
crow sp.
Common Raven
Black-capped Chickadee
Tufted Titmouse
Horned Lark
Bank Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tree Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Marsh Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Veery
Hermit Thrush
Wood Thrush
American Robin
Cedar Waxwing
House Sparrow
House Finch
Purple Finch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Goldfinch
Grasshopper Sparrow
Chipping Sparrow
Field Sparrow
Seaside Sparrow
Saltmarsh Sparrow
Savannah Sparrow
Song Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Bobolink
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-winged Blackbird
Brown-headed Cowbird
Common Grackle
blackbird sp.
Ovenbird
Northern Waterthrush
Blue-winged Warbler
Black-and-white Warbler
Nashville Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
American Redstart
Cape May Warbler
Northern Parula
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Prairie Warbler
Black-throated Green Warbler
Canada Warbler
Wilson's Warbler
new world warbler sp.
Scarlet Tanager
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting
Dickcissel
passerine sp.

KEY:| = insufficient data | = rare to widespread

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