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Bird Observations

Date Range:
Nov, 1900-2060

Castle Rock

Updated ~19 hr(s) ago.

47 species (+3 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Canada Goose  
American Black Duck  
Common Eider  
Harlequin Duck  
Surf Scoter  
White-winged Scoter  
Black Scoter  
Surf/Black Scoter  
scoter sp.  
Long-tailed Duck  
Bufflehead  
Common Merganser  
Red-breasted Merganser  
Horned Grebe  
Red-necked Grebe  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mourning Dove  
Purple Sandpiper  
Black Guillemot  
Laughing Gull  
Ring-billed Gull  
Herring Gull  
Iceland Gull  
Great Black-backed Gull  
Red-throated Loon  
Common Loon  
Northern Gannet  
Great Cormorant  
Double-crested Cormorant  
Bald Eagle  
Snowy Owl  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Downy Woodpecker  
Blue Jay  
American Crow  
Black-capped Chickadee  
Carolina Wren  
European Starling  
Northern Mockingbird  
American Robin  
House Sparrow  
American Pipit  
House Finch  
American Goldfinch  
Snow Bunting  
Dark-eyed Junco  
Savannah Sparrow  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Song Sparrow  
Swamp Sparrow  
sparrow sp.  
Yellow-rumped Warbler  
Northern Cardinal  

KEY:| = insufficient data | = rare to widespread

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