Tudor Wharf Draft Environmental Impact Report EOEA # 6744 



Preferred nesting sites are not found in 

 the inner Boston Harbor. The black- 

 crowned night herons prefer to nest in 

 areas more isolated from man's activities 

 such as the Boston Harbor islands. Black- 

 crowned night herons are widely 

 distributed throughout Massachusetts 

 during the breeding season. The majority 

 of the herons, in the Boston Harbor area, 

 breed on the outer islands; Middle 

 Brewster, Outer Brewster, Calf Island and 

 Spectacle Island. These areas provide 

 suitable nesting habitat and minimal 

 disturbance from human activities. 

 Although this heron is highly adapted to 

 areas of human activity, they prefer more 

 secluded surroundings during the breeding 

 season; early April through August, Some 

 birds occasionally utilize the Boston 

 Harbor area for feeding areas during the 

 breeding season. 



7.4 Roosting Areas 



Black-crowned night herons are 

 distributed throughout the Boston Harbor 

 area during the non-breeding season. 

 Habitats provide roosting sites for these 

 birds primarily during periods of 

 inactivity and during the non-breeding 

 season. Roosting is a habit of a variety 



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