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Bird Observations

Date Range:
Jan-Dec, 1900-2019

Delaware Coastal Zone

Updated ~26 hr(s) ago.

418 species (+122 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
Snow x Ross's Goose (hybrid)
Snow/Ross's Goose
Graylag Goose
Swan Goose
Greater White-fronted Goose
Snow x Greater White-fronted Goose (hybrid)
Pink-footed Goose
Domestic goose sp. (Domestic type)
Brant
Barnacle Goose
Cackling Goose
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Canada Goose
Swan Goose x Canada Goose (hybrid)
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Snow x Canada Goose (hybrid)
Barnacle x Canada Goose (hybrid)
Cackling/Canada Goose
Branta sp.
Mute Swan
Black Swan
Trumpeter Swan
Tundra Swan
swan sp.
goose sp.
Ruddy Shelduck
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Shelduck
Muscovy Duck
Wood Duck
Garganey
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
Northern Shoveler x Gadwall (hybrid)
Eurasian Wigeon
American Wigeon
Eurasian/American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mallard/American Black Duck
Northern Pintail
Green-winged Teal
teal sp.
dabbling duck sp.
Canvasback
Redhead
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Tufted Duck x scaup sp. (hybrid)
Greater/Lesser Scaup
Aythya sp.
King Eider
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Eider
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Goldeneye
Common/Barrow's Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
merganser sp.
Ruddy Duck
duck sp.
waterfowl sp.
Helmeted Guineafowl
Northern Bobwhite
Wild Turkey
Ring-necked Pheasant
Indian Peafowl
Red Junglefowl
Chukar
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Grebe
grebe sp.
Rock Pigeon
Eurasian Collared-Dove
Common Ground Dove
White-winged Dove
Mourning Dove
pigeon/dove sp.
Yellow-billed Cuckoo
Black-billed Cuckoo
Yellow-billed/Black-billed Cuckoo
cuckoo sp. (Cuculidae sp.)
Common Nighthawk
Chuck-will's-widow
Eastern Whip-poor-will
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Chimney Swift
Ruby-throated Hummingbird
Ruby-throated/Black-chinned Hummingbird
Rufous Hummingbird
Rufous/Allen's Hummingbird
Broad-tailed Hummingbird
hummingbird sp.
King Rail
Clapper Rail
King/Clapper Rail
large rail sp.
Virginia Rail
Sora
Common Gallinule
American Coot
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Purple Gallinule
Yellow Rail
Black Rail
rail/crake sp.
Sandhill Crane
Black-necked Stilt
American Avocet
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Pacific Golden-Plover
American/Pacific Golden-Plover (Lesser Golden-Plover)
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Piping Plover
Northern Lapwing
Wilson's Plover
plover sp.
Upland Sandpiper
Whimbrel
Black-tailed Godwit
Hudsonian Godwit
Marbled Godwit
godwit sp.
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
snipe sp.
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Wood Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Red Knot
Ruff
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sharp-tailed Sandpiper
Curlew Sandpiper
Stilt Sandpiper
Red-necked Stint
Buff-breasted Sandpiper
Sanderling
Dunlin
Purple Sandpiper
Baird's Sandpiper
Little Stint
White-rumped Sandpiper
Dunlin x White-rumped Sandpiper (hybrid)
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Calidris sp.
Scolopacidae sp.
large shorebird sp.
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
Pomarine Jaeger
jaeger sp.
Atlantic Puffin
Black Guillemot
Razorbill
Dovekie
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Thick-billed Murre
Common Murre
large alcid sp.
alcid sp.
Little Gull
Ross's Gull
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
Silver Gull
Black-headed Gull
Laughing Gull
Franklin's Gull
Common Gull
Ring-billed Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Kelp Gull
Herring Gull
Great Black-backed Gull
Herring x Great Black-backed Gull (hybrid)
Glaucous Gull
Lesser Black-backed Gull
Herring x Lesser Black-backed Gull (hybrid)
Iceland Gull
Larus sp.
gull sp.
Black Skimmer
Sooty Tern
Bridled Tern
Least Tern
Gull-billed Tern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Caspian Tern
Whiskered Tern
Black Tern
White-winged Tern
Forster's Tern
Arctic Tern
Common Tern
Forster's/Common Tern
Roseate Tern
Sterna sp.
Sandwich Tern
Elegant Tern
Royal Tern
Elegant/Royal Tern
large tern sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
tern sp.
gull/tern sp.
White-tailed Tropicbird
Red-throated Loon
Pacific Loon
Common Loon
loon sp.
Wilson's Storm-Petrel
Leach's Storm-Petrel
Northern Fulmar
Cory's Shearwater
Great Shearwater
Sooty Shearwater
Manx Shearwater
Audubon's Shearwater
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
black-and-white shearwater sp.
Wood Stork
Magnificent Frigatebird
Northern Gannet
Brown Booby
Anhinga
Great Cormorant
Double-crested Cormorant
Great/Double-crested Cormorant
cormorant sp.
American White Pelican
Brown Pelican
American Bittern
Least Bittern
Yellow-crowned Night Heron
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Tricolored Heron
Reddish Egret
Snowy Egret
Little Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
heron sp.
white egret sp.
White Ibis
Glossy Ibis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
White-faced Ibis
Glossy/White-faced Ibis
ibis sp.
Roseate Spoonbill
Black Vulture
Turkey Vulture
new world vulture sp.
Osprey
Swallow-tailed Kite
Golden Eagle
Mississippi Kite
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Goshawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Swainson's Hawk
Zone-tailed Hawk
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
hawk sp.
Barn Owl
Eastern Screech-Owl
Snowy Owl
Great Horned Owl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Burrowing Owl
Barred Owl
Long-eared Owl
Short-eared Owl
Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Yellow-bellied Sapsucker
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
woodpecker sp.
Crested Caracara
American Kestrel
Merlin
Gyrfalcon
Peregrine Falcon
large falcon sp.
small falcon sp.
falcon sp.
diurnal raptor sp.
Budgerigar
Monk Parakeet
Olive-sided Flycatcher
Eastern Wood-Pewee
Yellow-bellied Flycatcher
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Acadian Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Empidonax sp.
Eastern Phoebe
Say's Phoebe
Vermilion Flycatcher
Ash-throated Flycatcher
Great Crested Flycatcher
Tropical Kingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Kingbird
yellow-bellied kingbird sp.
Eastern Kingbird
Gray Kingbird
Scissor-tailed Flycatcher
Fork-tailed Flycatcher
new world flycatcher sp.
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Shrike
Loggerhead/Northern Shrike
Blue Jay
American Crow
Fish Crow
crow sp.
Common Raven
Carolina Chickadee
Black-capped Chickadee
Carolina/Black-capped Chickadee
Tufted Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Tree/Violet-green Swallow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
Cave Swallow
swallow sp.
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Brown-headed Nuthatch
Red-breasted Nuthatch
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
House Wren
Winter Wren
Sedge Wren
Marsh Wren
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Sage Thrasher
Northern Mockingbird
Eastern Bluebird
Veery
Gray-cheeked Thrush
Gray-cheeked/Bicknell's Thrush
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
American Robin
Fieldfare
thrush sp.
Northern Wheatear
Cedar Waxwing
House Sparrow
American Pipit
Evening Grosbeak
House Finch
Purple Finch
Yellow-fronted Canary
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Redpoll
Red Crossbill
White-winged Crossbill
crossbill sp.
European Goldfinch
Pine Siskin
American Goldfinch
finch sp.
Lapland Longspur
Snow Bunting
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
Spizella sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lark Sparrow
Lark Bunting
American Tree Sparrow
Spizella sp./American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Vesper Sparrow
LeConte's Sparrow
Seaside Sparrow
Nelson's Sparrow
Saltmarsh Sparrow
Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow)
Ammospiza sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Savannah Sparrow
Henslow's Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Bobolink
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
new world oriole sp.
Red-winged Blackbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Common Grackle
Boat-tailed Grackle
grackle sp.
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Louisiana/Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Brewster's Warbler (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lawrence's Warbler (hybrid)
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
Cape May Warbler
Cerulean 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
Blackpoll Warbler
Bay-breasted/Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
Prairie Warbler
Black-throated Gray Warbler
Black-throated Green Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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
Dickcissel
passerine sp.
bird sp.

KEY:| = insufficient data | = rare to widespread

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