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Bird Observations

			Date Range: Jan-Dec, 1900-2024

South Slough National Estuarine Research Reserve

Updated ~39 hr(s) ago.

134 species (+17 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Northern Shoveler
Gadwall
American Wigeon
Mallard
Northern Pintail
Green-winged Teal
Ring-necked Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Harlequin Duck
Surf Scoter
White-winged Scoter
Bufflehead
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
duck sp.
Mountain Quail
California Quail
Wild Turkey
Pied-billed Grebe
Horned Grebe
Western Grebe
Band-tailed Pigeon
Eurasian Collared-Dove
Mourning Dove
Common Nighthawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Vaux's Swift
Anna's Hummingbird
Rufous Hummingbird
Rufous/Allen's Hummingbird
hummingbird sp.
Virginia Rail
Sora
Black Oystercatcher
Black-bellied Plover
Killdeer
Whimbrel
Marbled Godwit
Red Phalarope
Spotted Sandpiper
Lesser Yellowlegs
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Yellowlegs
Lesser/Greater Yellowlegs
Dunlin
Least Sandpiper
peep sp.
shorebird sp.
Common Murre
Heermann's Gull
Short-billed Gull
Western Gull
Herring Gull
California Gull
Larus sp.
gull sp.
Caspian Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pacific Loon
Common Loon
loon sp.
Pelagic Cormorant
Double-crested Cormorant
cormorant sp.
Brown Pelican
Snowy Egret
Great Egret
Great Blue Heron
Turkey Vulture
Osprey
White-tailed Kite
Northern Harrier
Sharp-shinned Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cooper's Hawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Red-tailed Hawk
Barn Owl
Western Screech-Owl
Great Horned Owl
Northern Pygmy-Owl
Northern Saw-whet Owl
Belted Kingfisher
Red-breasted Sapsucker
Downy Woodpecker
Hairy Woodpecker
Pileated Woodpecker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Flicker
woodpecker sp.
Olive-sided Flycatcher
Hammond's Flycatcher
Western Flycatcher
Black Phoebe
Hutton's Vireo
Warbling Vireo
Steller's Jay
California Scrub-Jay
American Crow
Common Raven
Black-capped Chickadee
Chestnut-backed Chickadee
Tree Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Violet-green Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
swallow sp.
Bushtit
Wrentit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Red-breasted Nuthatch
Brown Creeper
Pacific Wren
Marsh Wren
Bewick's Wren
Varied Thrush
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Swainson's Thrush
Hermit Thrush
American Robin
Cedar Waxwing
House Sparrow
House Finch
Purple Finch
House/Purple Finch
Red Crossbill
Pine Siskin
American Goldfinch
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Savannah Sparrow
Song Sparrow
Spotted Towhee
new world sparrow sp.
Red-winged Blackbird
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
Townsend's Warbler
Hermit Warbler
Wilson's Warbler
Western Tanager
Black-headed Grosbeak
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
passerine sp.

KEY:| = insufficient data | = rare to widespread

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