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Bird Observations

Date Range:
Aug, 1900-2060

Castle Island & Pleasure Bay

Updated ~22 hr(s) ago.

57 species (+5 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Canada Goose  
Green-winged Teal  
Common Eider  
Surf Scoter  
Wild Turkey  
Rock Pigeon  
Mourning Dove  
Chimney Swift  
American Oystercatcher  
Black-bellied Plover  
Semipalmated Plover  
Piping Plover  
Killdeer  
Ruddy Turnstone  
Least Sandpiper  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Sandpiper  
peep sp.  
Spotted Sandpiper  
Greater Yellowlegs  
Willet  
shorebird sp.  
Bonaparte's Gull  
Laughing Gull  
Ring-billed Gull  
Herring Gull  
Great Black-backed Gull  
gull sp.  
Common Tern  
tern sp.  
Northern Gannet  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Double-crested Cormorant  
Great Blue Heron  
Great Egret  
Black-crowned Night-Heron  
Yellow-crowned Night-Heron  
Osprey  
Red-shouldered Hawk  
Red-tailed Hawk  
Downy Woodpecker  
Peregrine Falcon  
Eastern Kingbird  
Blue Jay  
American Crow  
crow sp.  
Common Raven  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Tree Swallow  
Barn Swallow  
White-breasted Nuthatch  
European Starling  
Gray Catbird  
Northern Mockingbird  
American Robin  
Cedar Waxwing  
House Sparrow  
American Goldfinch  
Song Sparrow  
Baltimore Oriole  
Red-winged Blackbird  
Brown-headed Cowbird  
Common Grackle  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Yellow Warbler  
Northern Cardinal  

KEY:| = insufficient data | = rare to widespread

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