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Bird Observations

			Date Range: Sep, 1900-2024

Alcatraz Island

Updated ~37 hr(s) ago.

86 species (+8 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Mallard
Western Grebe
Western/Clark's Grebe
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
Mourning Dove
Anna's Hummingbird
Rufous/Allen's Hummingbird
hummingbird sp.
Black Oystercatcher
Wandering Tattler
Black Turnstone
Surfbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Least Sandpiper
Western Sandpiper
Pigeon Guillemot
Common Murre
Heermann's Gull
Ring-billed Gull
Western Gull
Herring Gull
California Gull
gull sp.
Caspian Tern
Forster's Tern
Elegant Tern
tern sp.
loon sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brandt's Cormorant
Pelagic Cormorant
Double-crested Cormorant
cormorant sp.
Brown Pelican
Black-crowned Night Heron
Snowy Egret
Great Egret
Great Blue Heron
White-faced Ibis
Turkey Vulture
Northern Harrier
Cooper's Hawk
Red-shouldered Hawk
Red-tailed Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Belted Kingfisher
Downy Woodpecker
Peregrine Falcon
Red-masked Parakeet
Western Wood-Pewee
Western Flycatcher
Black Phoebe
Say's Phoebe
California Scrub-Jay
American Crow
Common Raven
Chestnut-backed Chickadee
Barn Swallow
Bushtit
Ruby-crowned Kinglet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-breasted Nuthatch
House Wren
Bewick's Wren
European Starling
Northern Mockingbird
Hermit Thrush
American Robin
House Sparrow
House Finch
Pine Siskin
Lesser Goldfinch
American Goldfinch
Lark Sparrow
Fox Sparrow
Dark-eyed Junco
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
White-crowned Sparrow
Golden-crowned Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
California Towhee
Spotted Towhee
Western Meadowlark
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Great-tailed Grackle
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-rumped Warbler
Black-throated Gray Warbler
Townsend's Warbler
new world warbler sp.

KEY:| = insufficient data | = rare to widespread

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