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Bird Observations

			Date Range: Sep, 1900-2060

Castle Island and Pleasure Bay

Updated ~28 hr(s) ago.

74 species (+9 other taxa)			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Mute Swan
Mallard
American Black Duck
Common Eider
White-winged Scoter
Surf/Black Scoter
Red-breasted Merganser
Rock Pigeon
Mourning Dove
Chimney Swift
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Killdeer
			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Semipalmated Plover
Short-billed Dowitcher
Spotted Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
Ruddy Turnstone
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Dunlin
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
peep sp.
			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
shorebird sp.
Common Murre
Bonaparte's Gull
Laughing Gull
Ring-billed Gull
Herring Gull
Great Black-backed Gull
gull sp.
Black Skimmer
Caspian Tern
Common Tern
tern sp.
Common Loon
Northern Gannet
Double-crested Cormorant
			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-crowned Night Heron
Snowy Egret
Great Egret
Great Blue Heron
Osprey
Cooper's Hawk
Red-tailed Hawk
Buteo sp.
Belted Kingfisher
American Kestrel
Merlin
Peregrine Falcon
falcon sp.
Blue Jay
American Crow
			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-capped Chickadee
Horned Lark
Tree Swallow
Barn Swallow
European Starling
Gray Catbird
Northern Mockingbird
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
American Goldfinch
Savannah Sparrow
Song Sparrow
			Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
new world sparrow sp.
Bobolink
Common Grackle
Common Yellowthroat
Yellow Warbler
Blackpoll Warbler
new world warbler sp.
Northern Cardinal

KEY:| = insufficient data | = rare to widespread

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