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Bird Observations

Date Range:
Jan-Dec, 1900-2018

Hayward Regional Shoreline

362 species (+60 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Snow Goose MAP
Ross's Goose MAP
Snow/Ross's Goose MAP
Greater White-fronted Goose MAP
Domestic goose sp. (Domestic type) MAP
Brant MAP
Cackling Goose MAP
Canada Goose MAP
Domestic goose sp. (Domestic type) x Canada Goose (hybrid) MAP
Barnacle x Canada Goose (hybrid) MAP
Tundra Swan MAP
Wood Duck MAP
Blue-winged Teal MAP
Cinnamon Teal MAP
Blue-winged x Cinnamon Teal (hybrid) MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Blue-winged/Cinnamon Teal MAP
Northern Shoveler MAP
Gadwall MAP
Eurasian Wigeon MAP
American Wigeon MAP
Eurasian x American Wigeon (hybrid) MAP
Mallard MAP
Mallard (Domestic type) MAP
Gadwall x Mallard (hybrid) MAP
Northern Pintail MAP
American Wigeon x Northern Pintail (hybrid) MAP
Mallard x Northern Pintail (hybrid) MAP
Green-winged Teal MAP
Canvasback MAP
Redhead MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Ring-necked Duck MAP
Tufted Duck MAP
Greater Scaup MAP
Lesser Scaup MAP
Greater/Lesser Scaup MAP
Aythya sp. MAP
Harlequin Duck MAP
Surf Scoter MAP
White-winged Scoter MAP
Black Scoter MAP
scoter sp. MAP
Long-tailed Duck MAP
Bufflehead MAP
Common Goldeneye MAP
Barrow's Goldeneye MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common x Barrow's Goldeneye (hybrid) MAP
Common/Barrow's Goldeneye MAP
Hooded Merganser MAP
Common Merganser MAP
Red-breasted Merganser MAP
Ruddy Duck MAP
duck sp. MAP
California Quail MAP
Ring-necked Pheasant MAP
Wild Turkey MAP
Pied-billed Grebe MAP
Horned Grebe MAP
Red-necked Grebe MAP
Eared Grebe MAP
Horned/Eared Grebe MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Grebe MAP
Clark's Grebe MAP
Western/Clark's Grebe MAP
Rock Pigeon MAP
Band-tailed Pigeon MAP
Eurasian Collared-Dove MAP
White-winged Dove MAP
Mourning Dove MAP
Yellow-billed Cuckoo MAP
Yellow-billed/Black-billed Cuckoo MAP
Lesser Nighthawk MAP
Common Poorwill MAP
Black Swift MAP
Vaux's Swift MAP
White-throated Swift MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-chinned Hummingbird MAP
Anna's Hummingbird MAP
Costa's Hummingbird MAP
Rufous Hummingbird MAP
Allen's Hummingbird MAP
Rufous/Allen's Hummingbird MAP
Calliope Hummingbird MAP
hummingbird sp. MAP
Ridgway's Rail MAP
Virginia Rail MAP
Sora MAP
Common Gallinule MAP
American Coot MAP
Black Rail MAP
Sandhill Crane MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-necked Stilt MAP
American Avocet MAP
Black Oystercatcher MAP
Black-bellied Plover MAP
American Golden-Plover MAP
Pacific Golden-Plover MAP
American/Pacific Golden-Plover (Lesser Golden-Plover) MAP
Snowy Plover MAP
Semipalmated Plover MAP
Killdeer MAP
Mountain Plover MAP
Whimbrel MAP
Long-billed Curlew MAP
Marbled Godwit MAP
Ruddy Turnstone MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black Turnstone MAP
Red Knot MAP
Surfbird MAP
Ruff MAP
Sharp-tailed Sandpiper MAP
Stilt Sandpiper MAP
Red-necked Stint MAP
Sanderling MAP
Dunlin MAP
Rock Sandpiper MAP
Baird's Sandpiper MAP
Least Sandpiper MAP
Buff-breasted Sandpiper MAP
Pectoral Sandpiper MAP
Semipalmated Sandpiper MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Sandpiper MAP
peep sp. MAP
Short-billed Dowitcher MAP
Long-billed Dowitcher MAP
Short-billed/Long-billed Dowitcher MAP
Wilson's Snipe MAP
Wilson's Phalarope MAP
Red-necked Phalarope MAP
Red Phalarope MAP
phalarope sp. MAP
Spotted Sandpiper MAP
Solitary Sandpiper MAP
Wandering Tattler MAP
Greater Yellowlegs MAP
Willet MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lesser Yellowlegs MAP
Greater/Lesser Yellowlegs MAP
South Polar Skua MAP
Pomarine Jaeger MAP
Parasitic Jaeger MAP
Long-tailed Jaeger MAP
jaeger sp. MAP
Common Murre MAP
large alcid sp. MAP
Pigeon Guillemot MAP
Marbled Murrelet MAP
Ancient Murrelet MAP
Cassin's Auklet MAP
Rhinoceros Auklet MAP
alcid sp. MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-legged Kittiwake MAP
Sabine's Gull MAP
Bonaparte's Gull MAP
Black-headed Gull MAP
Little Gull MAP
Laughing Gull MAP
Franklin's Gull MAP
Heermann's Gull MAP
Mew Gull MAP
Ring-billed Gull MAP
Western Gull MAP
California Gull MAP
Herring Gull MAP
Iceland Gull MAP
Lesser Black-backed Gull MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Glaucous-winged Gull MAP
Western x Glaucous-winged Gull (hybrid) MAP
Herring x Glaucous-winged Gull (hybrid) MAP
Glaucous Gull MAP
gull sp. MAP
Least Tern MAP
Gull-billed Tern MAP
Caspian Tern MAP
Black Tern MAP
Common Tern MAP
Arctic Tern MAP
Common/Arctic Tern MAP
Forster's Tern MAP
Sterna sp. MAP
Elegant Tern MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
tern sp. MAP
Black Skimmer MAP
Red-throated Loon MAP
Pacific Loon MAP
Common Loon MAP
Yellow-billed Loon MAP
loon sp. MAP
Fork-tailed Storm-Petrel MAP
Leach's Storm-Petrel MAP
Ashy Storm-Petrel MAP
Black Storm-Petrel MAP
storm-petrel sp. MAP
Northern Fulmar MAP
Sooty Shearwater MAP
Sooty/Short-tailed Shearwater MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brown Booby MAP
Brandt's Cormorant MAP
Pelagic Cormorant MAP
Double-crested Cormorant MAP
cormorant sp. MAP
American White Pelican MAP
Brown Pelican MAP
American Bittern MAP
Least Bittern MAP
Great Blue Heron MAP
Great Egret MAP
Snowy Egret MAP
Little Blue Heron MAP
Cattle Egret MAP
Green Heron MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-crowned Night-Heron MAP
Glossy Ibis MAP
White-faced Ibis MAP
Turkey Vulture MAP
Osprey MAP
White-tailed Kite MAP
Golden Eagle MAP
Northern Harrier MAP
Sharp-shinned Hawk MAP
Cooper's Hawk MAP
Sharp-shinned/Cooper's Hawk MAP
Accipiter sp. MAP
Bald Eagle MAP
Red-shouldered Hawk MAP
Broad-winged Hawk MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Swainson's Hawk MAP
Red-tailed Hawk MAP
Rough-legged Hawk MAP
Ferruginous Hawk MAP
Buteo sp. MAP
Barn Owl MAP
Western Screech-Owl MAP
Great Horned Owl MAP
Burrowing Owl MAP
Long-eared Owl MAP
Short-eared Owl MAP
Northern Saw-whet Owl MAP
Belted Kingfisher MAP
Yellow-bellied Sapsucker MAP
Red-naped Sapsucker MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red-breasted Sapsucker MAP
sapsucker sp. MAP
Lewis's Woodpecker MAP
Acorn Woodpecker MAP
Downy Woodpecker MAP
Nuttall's Woodpecker MAP
Hairy Woodpecker MAP
Pileated Woodpecker MAP
Northern Flicker MAP
American Kestrel MAP
Merlin MAP
Peregrine Falcon MAP
Prairie Falcon MAP
falcon sp. MAP
Olive-sided Flycatcher MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Wood-Pewee MAP
Willow Flycatcher MAP
Least Flycatcher MAP
Hammond's Flycatcher MAP
Gray Flycatcher MAP
Dusky Flycatcher MAP
Pacific-slope Flycatcher MAP
Empidonax sp. MAP
Black Phoebe MAP
Eastern Phoebe MAP
Say's Phoebe MAP
Ash-throated Flycatcher MAP
Tropical Kingbird MAP
Cassin's Kingbird MAP
Western Kingbird MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
yellow-bellied kingbird sp. MAP
Eastern Kingbird MAP
Loggerhead Shrike MAP
Hutton's Vireo MAP
Cassin's Vireo MAP
Plumbeous Vireo MAP
Warbling Vireo MAP
Red-eyed Vireo MAP
Pinyon Jay MAP
Steller's Jay MAP
California Scrub-Jay MAP
Clark's Nutcracker MAP
American Crow MAP
Common Raven MAP
Horned Lark MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Rough-winged Swallow MAP
Purple Martin MAP
Tree Swallow MAP
Violet-green Swallow MAP
Bank Swallow MAP
Barn Swallow MAP
Cliff Swallow MAP
swallow sp. MAP
Mountain Chickadee MAP
Chestnut-backed Chickadee MAP
Oak Titmouse MAP
Bushtit MAP
Red-breasted Nuthatch MAP
White-breasted Nuthatch MAP
Pygmy Nuthatch MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brown Creeper MAP
Rock Wren MAP
Canyon Wren MAP
House Wren MAP
Pacific Wren MAP
Marsh Wren MAP
Bewick's Wren MAP
Blue-gray Gnatcatcher MAP
Golden-crowned Kinglet MAP
Ruby-crowned Kinglet MAP
Dusky Warbler MAP
Wrentit MAP
Western Bluebird MAP
Mountain Bluebird MAP
Townsend's Solitaire MAP
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Varied Thrush MAP
Swainson's Thrush MAP
Hermit Thrush MAP
American Robin MAP