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Bird Observations

			Date Range: Jan-Dec, 1900-2024

Occoquan Bay NWR--Delta Road

Updated ~38 hr(s) ago.

151 species (+7 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Tundra Swan
Wood Duck
Blue-winged Teal
Gadwall
American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Northern Pintail
Green-winged Teal
Canvasback
Redhead
Ring-necked Duck
Greater Scaup
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lesser Scaup
Greater/Lesser Scaup
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
Northern Bobwhite
Wild Turkey
Rock Pigeon
Mourning Dove
Yellow-billed Cuckoo
Chimney Swift
Ruby-throated Hummingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
King Rail
Sora
American Coot
Killdeer
American Woodcock
Wilson's Snipe
Greater Yellowlegs
Bonaparte's Gull
Laughing Gull
Ring-billed Gull
American Herring Gull
Great Black-backed Gull
gull sp.
Caspian Tern
Forster's Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pied-billed Grebe
Horned Grebe
Common Loon
Double-crested Cormorant
Green Heron
Great Egret
Great Blue Heron
American White Pelican
Black Vulture
Turkey Vulture
Osprey
Sharp-shinned Hawk
Cooper's Hawk
Northern Harrier
Bald Eagle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-shouldered Hawk
Red-tailed Hawk
Great Horned Owl
Barred Owl
Belted Kingfisher
Yellow-bellied Sapsucker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
Merlin
Eastern Wood-Pewee
Acadian Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Willow Flycatcher
Empidonax sp.
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
White-eyed Vireo
Blue-headed Vireo
Philadelphia Vireo
Red-eyed Vireo
Blue Jay
American Crow
Fish Crow
crow sp.
Common Raven
Carolina Chickadee
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tufted Titmouse
Tree Swallow
Northern Rough-winged Swallow
Barn Swallow
Ruby-crowned Kinglet
Golden-crowned Kinglet
White-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
Northern House Wren
Winter Wren
Carolina Wren
European Starling
Gray Catbird
Brown Thrasher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Mockingbird
Eastern Bluebird
Gray-cheeked Thrush
Hermit Thrush
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
Pine Siskin
American Goldfinch
Chipping Sparrow
Field Sparrow
Brewer's Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Savannah Sparrow
Song Sparrow
Swamp Sparrow
Eastern Towhee
Yellow-breasted Chat
Bobolink
Orchard Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rusty Blackbird
Common Grackle
blackbird sp.
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Common Yellowthroat
American Redstart
Cape May Warbler
Northern Parula
Magnolia Warbler
Yellow Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
Prairie Warbler
Black-throated Green Warbler
Northern Cardinal
Blue Grosbeak
Indigo Bunting

KEY:| = insufficient data | = rare to widespread

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