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Bird Observations

			Date Range: Apr, 1900-2024

San Lorenzo River (within Santa Cruz)

Updated ~22 hr(s) ago.

141 species (+27 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater White-fronted Goose
Cackling Goose
Canada Goose
Cackling/Canada Goose
Wood Duck
Cinnamon Teal
Northern Shoveler
Mallard
Ring-necked Duck
Surf Scoter
Bufflehead
Common Goldeneye
Common/Barrow's Goldeneye
Hooded Merganser
Common Merganser
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-breasted Merganser
Common/Red-breasted Merganser
Ruddy Duck
duck sp.
Pied-billed Grebe
Horned Grebe
Eared Grebe
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
Mourning Dove
Vaux's Swift
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
White-throated Swift
Anna's Hummingbird
Rufous Hummingbird
Allen's Hummingbird
Rufous/Allen's Hummingbird
hummingbird sp.
American Coot
Killdeer
Semipalmated Plover
Whimbrel
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Spotted Sandpiper
Willet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Yellowlegs
Lesser/Greater Yellowlegs
Black Turnstone
Surfbird
Dunlin
Least Sandpiper
Western Sandpiper
peep sp.
shorebird sp.
Bonaparte's Gull
Short-billed Gull
Ring-billed Gull
Western Gull
Herring Gull
Glaucous Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
California Gull
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Iceland Gull
Larus sp.
gull sp.
Caspian Tern
Elegant Tern
Red-throated Loon
Common Loon
Brandt's Cormorant
Pelagic Cormorant
Double-crested Cormorant
cormorant sp.
Brown Pelican
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Bittern
Black-crowned Night Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
Turkey Vulture
Osprey
Sharp-shinned Hawk
Cooper's Hawk
Accipiter sp.
Red-shouldered Hawk
Red-tailed Hawk
hawk sp.
Belted Kingfisher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
American Kestrel
Merlin
Peregrine Falcon
Western Flycatcher
Black Phoebe
Tropical Kingbird
Western Kingbird
new world flycatcher sp.
Hutton's Vireo
Warbling Vireo
Steller's Jay
California Scrub-Jay
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Crow
Common Raven
crow/raven sp.
Chestnut-backed Chickadee
Oak Titmouse
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Brown Creeper
House Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Marsh Wren
Bewick's Wren
European Starling
Northern Mockingbird
Western Bluebird
Swainson's Thrush
Hermit Thrush
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
House/Purple Finch
Pine Siskin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lesser Goldfinch
American Goldfinch
new world goldfinch sp.
Chipping Sparrow
Lark Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
California Towhee
Spotted Towhee
new world sparrow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hooded Oriole
Bullock's Oriole
new world oriole sp.
Red-winged Blackbird
Red-winged/Tricolored Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Common Grackle
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
Palm Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
Wilson's Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-headed Grosbeak
Lazuli Bunting
passerine sp.

KEY:| = insufficient data | = rare to widespread

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