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Bird Observations

			Date Range: May, 2018-2018

San Mateo

Updated ~33 hr(s) ago.

223 species (+26 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Graylag Goose
Greater White-fronted Goose
Brant
Canada Goose
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
Northern Pintail
Green-winged Teal
Canvasback
Ring-necked Duck
Tufted Duck
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Harlequin Duck
Surf Scoter
Black Scoter
scoter sp.
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
California Quail
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Wild Turkey
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
Black Swift
Vaux's Swift
White-throated Swift
Anna's Hummingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rufous Hummingbird
Allen's Hummingbird
Rufous/Allen'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
Whimbrel
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Long-billed Curlew
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Red-necked Phalarope
Spotted Sandpiper
Wandering Tattler
Willet
Greater Yellowlegs
Black Turnstone
Red Knot
Surfbird
Sanderling
Dunlin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Least Sandpiper
Western Sandpiper
peep sp.
shorebird sp.
Rhinoceros Auklet
Marbled Murrelet
Pigeon Guillemot
Common Murre
alcid sp.
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
Laughing Gull
Franklin's Gull
Heermann's Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ring-billed Gull
Western Gull
Herring Gull
Glaucous Gull
California Gull
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Larus sp.
gull sp.
Black Skimmer
Least Tern
Caspian Tern
Forster's Tern
Elegant Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-throated Loon
Pacific Loon
Common Loon
loon sp.
Laysan Albatross
Black-footed Albatross
Northern Fulmar
Pink-footed Shearwater
Sooty Shearwater
Manx Shearwater
Northern Gannet
Brandt's Cormorant
Pelagic Cormorant
Double-crested Cormorant
cormorant sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brown Pelican
Black-crowned Night Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
Turkey Vulture
Osprey
White-tailed Kite
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Accipiter sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-tailed Hawk
Barn Owl
Western Screech-Owl
Great Horned Owl
Northern Pygmy-Owl
Belted Kingfisher
Red-breasted Sapsucker
Acorn Woodpecker
Downy Woodpecker
Nuttall's Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pileated Woodpecker
Northern Flicker
American Kestrel
Peregrine Falcon
Red-masked Parakeet
Olive-sided Flycatcher
Western Wood-Pewee
Willow Flycatcher
Western Flycatcher
Empidonax sp.
Black Phoebe
Ash-throated Flycatcher
Western Kingbird
Hutton's Vireo
Cassin's Vireo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Warbling Vireo
Steller's Jay
California Scrub-Jay
American Crow
Common Raven
Chestnut-backed Chickadee
Oak Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bushtit
Wrentit
Ruby-crowned Kinglet
Golden-crowned Kinglet
White-breasted Nuthatch
Pygmy Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
House Wren
Pacific Wren
Marsh Wren
Bewick's Wren
European Starling
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
California Thrasher
Northern Mockingbird
Western Bluebird
Swainson's Thrush
Hermit Thrush
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
Red Crossbill
Pine Siskin
Lesser Goldfinch
Lawrence's Goldfinch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Goldfinch
Spinus sp.
Grasshopper Sparrow
Chipping Sparrow
Lark Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
White-throated Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
California Towhee
Spotted Towhee
Western Meadowlark
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hooded Oriole
Bullock's Oriole
new world oriole sp.
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Great-tailed Grackle
blackbird sp.
Tennessee Warbler
Orange-crowned Warbler
MacGillivray's Warbler
Common Yellowthroat
Yellow Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Townsend's Warbler
Hermit Warbler
Wilson's Warbler
new world warbler sp.
Western Tanager
Rose-breasted Grosbeak
Black-headed Grosbeak
Lazuli Bunting
passerine sp.

KEY:| = insufficient data | = rare to widespread

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