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Bird Observations

Date Range:
Aug-Nov, 1900-2060

Castle Rock

Updated ~24 hr(s) ago.

108 species (+10 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brant
Canada Goose
Mallard
American Black Duck
Green-winged Teal
Common Eider
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red-breasted Merganser
Horned Grebe
Red-necked Grebe
Rock Pigeon
Mourning Dove
Chimney Swift
American Oystercatcher
Semipalmated Plover
Killdeer
Whimbrel
Ruddy Turnstone
Red Knot
Sanderling
Dunlin
Purple Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Sandpiper
American Woodcock
Spotted Sandpiper
Solitary Sandpiper
Greater Yellowlegs
shorebird sp.
Black Guillemot
Black-legged Kittiwake
Bonaparte's Gull
Laughing Gull
Ring-billed Gull
Herring Gull
Iceland Gull
Lesser Black-backed Gull
Great Black-backed Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
gull sp.
Least Tern
Black Tern
Common Tern
Sterna sp.
tern sp.
Red-throated Loon
Common Loon
loon sp.
Wilson's Storm-Petrel
Cory's Shearwater
Great Shearwater
Sooty Shearwater
Manx Shearwater
Northern Gannet
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Cormorant
Double-crested Cormorant
Great Blue Heron
Great Egret
Snowy Egret
Turkey Vulture
Northern Harrier
Bald Eagle
Red-shouldered Hawk
Snowy Owl
Downy Woodpecker
Merlin
Peregrine Falcon
Blue Jay
American Crow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Fish Crow
Black-capped Chickadee
Northern Rough-winged Swallow
Tree Swallow
Bank Swallow
Barn Swallow
Cliff Swallow
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
Red-breasted Nuthatch
White-breasted Nuthatch
House Wren
Carolina Wren
European Starling
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Gray Catbird
Northern Mockingbird
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
American Goldfinch
Snow Bunting
Dark-eyed Junco
White-throated Sparrow
Savannah Sparrow
Song Sparrow
Swamp Sparrow
sparrow sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Brown-headed Cowbird
Common Grackle
Common Yellowthroat
American Redstart
Cape May Warbler
Yellow Warbler
Blackpoll Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
warbler sp. (Parulidae sp.)
Northern Cardinal
Dickcissel

KEY:| = insufficient data | = rare to widespread

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