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Bird Observations

			Date Range: Aug, 1900-2024

San Francisco Bay Trail--S 51st St.

Updated ~38 hr(s) ago.

112 species (+12 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brant
Canada Goose
Cinnamon Teal
Northern Shoveler
Gadwall
Mallard
Northern Pintail
Green-winged Teal
Greater Scaup
Greater/Lesser Scaup
Surf Scoter
Common Goldeneye
Common Merganser
Ruddy Duck
duck sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Wild Turkey
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
Eurasian Collared-Dove
Mourning Dove
Anna's Hummingbird
Ridgway's Rail
American Coot
Black-necked Stilt
American Avocet
Black Oystercatcher
Black-bellied Plover
Killdeer
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Semipalmated Plover
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
Wandering Tattler
Lesser Yellowlegs
Willet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Black Turnstone
Red Knot
Sanderling
Baird's Sandpiper
Least Sandpiper
Western Sandpiper
peep sp.
Common Murre
Ring-billed Gull
Western Gull
California Gull
Glaucous-winged Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Larus sp.
gull sp.
Caspian Tern
Forster's Tern
Elegant Tern
Double-crested Cormorant
cormorant sp.
American White Pelican
Brown Pelican
Black-crowned Night Heron
Snowy Egret
Great Egret
Great Blue Heron
Turkey Vulture
Osprey
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
White-tailed Kite
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Accipiter sp.
Red-shouldered Hawk
Red-tailed Hawk
Belted Kingfisher
Downy Woodpecker
Nuttall's Woodpecker
American Kestrel
Peregrine Falcon
Willow Flycatcher
Western Flycatcher
Black Phoebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Kingbird
California Scrub-Jay
American Crow
Common Raven
Chestnut-backed Chickadee
Oak Titmouse
Horned Lark
Tree Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
House Wren
Marsh Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bewick's Wren
European Starling
Northern Mockingbird
Western Bluebird
American Robin
House Sparrow
House Finch
Lesser Goldfinch
American Goldfinch
White-crowned Sparrow
Savannah Sparrow
Song Sparrow
California Towhee
Spotted Towhee
Red-winged Blackbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brown-headed Cowbird
Brewer's Blackbird
Common Yellowthroat
Yellow Warbler

KEY:| = insufficient data | = rare to widespread

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