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Bird Observations

			Date Range: Apr, 1900-2024

Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)

Updated ~28 hr(s) ago.

105 species (+9 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Brant
Cackling Goose
Canada Goose
Mute Swan
Trumpeter Swan
Tundra Swan
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
Northern Pintail
Green-winged Teal
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ring-necked Duck
Greater Scaup
Lesser Scaup
Bufflehead
Hooded Merganser
Common Merganser
Red-breasted Merganser
duck sp.
Pied-billed Grebe
Rock Pigeon
Eurasian Collared-Dove
Vaux's Swift
Anna's Hummingbird
Rufous Hummingbird
hummingbird sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Virginia Rail
Sora
American Coot
Black Oystercatcher
Black-bellied Plover
Killdeer
Semipalmated Plover
Whimbrel
Long-billed Curlew
Marbled Godwit
Short-billed/Long-billed Dowitcher
Wilson's Snipe
Greater Yellowlegs
Dunlin
Least Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Sandpiper
peep sp.
Bonaparte's Gull
Short-billed Gull
Ring-billed Gull
California Gull
Glaucous-winged Gull
Western/Glaucous-winged Gull
Larus sp.
Caspian Tern
Double-crested Cormorant
American White Pelican
Great Blue Heron
Turkey Vulture
Northern Harrier
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cooper's Hawk
Bald Eagle
Red-tailed Hawk
Rough-legged Hawk
Short-eared Owl
Downy Woodpecker
Northern Flicker
American Kestrel
Peregrine Falcon
Say's Phoebe
Steller's Jay
American Crow
Common Raven
Black-capped Chickadee
Tree Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Pacific Wren
Marsh Wren
Bewick's Wren
European Starling
Hermit Thrush
American Robin
House Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Pipit
House Finch
Purple Finch
American Goldfinch
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
White-throated Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Spotted Towhee
new world sparrow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Meadowlark
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
Yellow-rumped Warbler
passerine sp.

KEY:| = insufficient data | = rare to widespread

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