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Bird Observations

			Date Range: Jul, 1900-2024

San Francisco Bay Trail--S 51st St.

Updated ~33 hr(s) ago.

103 species (+12 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Gadwall
Mallard
Canvasback
Greater Scaup
Greater/Lesser Scaup
Surf Scoter
Bufflehead
Common Goldeneye
Ruddy Duck
duck sp.
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Eurasian Collared-Dove
Mourning Dove
White-throated Swift
Anna's Hummingbird
hummingbird sp.
Ridgway's Rail
Virginia Rail
American Coot
Black-necked Stilt
American Avocet
Black Oystercatcher
Black-bellied Plover
Killdeer
Semipalmated Plover
Snowy Plover
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Whimbrel
Long-billed Curlew
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black Turnstone
Sanderling
Least Sandpiper
Western Sandpiper
Semipalmated Sandpiper
peep sp.
Common Murre
Ring-billed Gull
Western Gull
California Gull
Glaucous-winged Gull
gull sp.
Least Tern
Caspian Tern
Forster's Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Double-crested Cormorant
cormorant sp.
American White Pelican
Brown Pelican
Black-crowned Night Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
White-faced Ibis
Turkey Vulture
Osprey
White-tailed Kite
Northern Harrier
Cooper's Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-shouldered Hawk
Red-tailed Hawk
Nuttall's Woodpecker
American Kestrel
Peregrine Falcon
Black Phoebe
Warbling Vireo
California Scrub-Jay
American Crow
Common Raven
Chestnut-backed Chickadee
Oak Titmouse
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
House Wren
Bewick's Wren
European Starling
Northern Mockingbird
Western Bluebird
House Sparrow
House Finch
Purple Finch
Lesser Goldfinch
American Goldfinch
White-crowned Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Savannah Sparrow
Song Sparrow
California Towhee
Hooded Oriole
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
blackbird sp.
Orange-crowned Warbler
Common Yellowthroat

KEY:| = insufficient data | = rare to widespread

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