« Start Over

Bird Observations

Date Range:
Jul, 1900-2060

Boston Harbor--Inner Harbor

Updated ~23 hr(s) ago.

20 species (+2 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Canada Goose  
Mallard  
American Black Duck  
Common Eider  
Rock Pigeon  
Greater Yellowlegs  
shorebird sp.  
Laughing Gull  
Ring-billed Gull  
Herring Gull  
Great Black-backed Gull  
Least Tern  
Common Tern  
Double-crested Cormorant  
cormorant sp.  
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Blue Heron  
American Crow  
Barn Swallow  
European Starling  
American Robin  
House Sparrow  
Common Grackle  

KEY:| = insufficient data | = rare to widespread

Download Histogram Data