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Bird Observations

			Date Range: Jan-Dec, 1900-2013

Calvert Vaux Park (Dreier-Offerman Park)

Updated ~39 hr(s) ago.

235 species (+26 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Ross's Goose
Greater White-fronted Goose
Brant
Canada Goose
Mute Swan
Wood Duck
Blue-winged Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Northern Pintail
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Green-winged Teal
dabbling duck sp.
Canvasback
Redhead
Ring-necked Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Common Eider
Surf Scoter
White-winged Scoter
Black Scoter
Long-tailed Duck
Bufflehead
Common Goldeneye
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hooded Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Ring-necked Pheasant
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Rock Pigeon
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Chimney Swift
Ruby-throated Hummingbird
Clapper Rail
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Coot
American Avocet
American Oystercatcher
American Golden-Plover
Killdeer
Semipalmated Plover
Upland Sandpiper
Whimbrel
Short-billed Dowitcher
American Woodcock
Wilson's Snipe
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Red Knot
Buff-breasted Sandpiper
Sanderling
Dunlin
Purple Sandpiper
Least Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
peep sp.
shorebird sp.
Bonaparte's Gull
Laughing Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
Forster's Tern
Common Tern
Sterna sp.
Red-throated Loon
Common Loon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
loon sp.
Northern Gannet
Great Cormorant
Double-crested Cormorant
cormorant sp.
Brown Pelican
Yellow-crowned Night Heron
Black-crowned Night Heron
Little Blue Heron
Snowy Egret
Western Reef-Heron
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Glossy Ibis
Turkey Vulture
Osprey
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-tailed Hawk
Buteo sp.
Belted Kingfisher
Yellow-bellied Sapsucker
Red-headed Woodpecker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
American Kestrel
Merlin
Peregrine Falcon
Monk Parakeet
Olive-sided Flycatcher
Eastern Wood-Pewee
Yellow-bellied Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Empidonax sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Eastern Phoebe
Ash-throated Flycatcher
Great Crested Flycatcher
Eastern Kingbird
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
Blue Jay
American Crow
Fish Crow
crow sp.
Black-capped Chickadee
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
House Wren
Winter Wren
Marsh Wren
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Veery
Swainson's Thrush
Hermit Thrush
Wood Thrush
American Robin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
European Greenfinch
Common Redpoll
Common/Hoary Redpoll
Red Crossbill
Pine Siskin
American Goldfinch
finch sp.
Lapland Longspur
Snow Bunting
Grasshopper Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
Lark Sparrow
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Vesper Sparrow
Seaside Sparrow
Nelson's Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Yellow-breasted Chat
Bobolink
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
Rusty Blackbird
Common Grackle
Boat-tailed Grackle
grackle sp.
blackbird sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ovenbird
Worm-eating Warbler
Northern Waterthrush
Blue-winged Warbler
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Connecticut Warbler
Mourning Warbler
Common Yellowthroat
American Redstart
Northern Parula
Magnolia Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated 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
Blue Grosbeak
Indigo Bunting
Dickcissel
passerine sp.

KEY:| = insufficient data | = rare to widespread

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