Important Bird Areas

Massachusetts

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Massachusetts IBA Contact

Wayne Petersen

Massachusetts IBAs by Type

IBA Priority Number Acres
Global 4 97,836
Continental 9 406,561
State 72 1,116,590
Total 85 1,620,987
Site Name Statussort descending Priority Counties IBA Criteria
Assabet River National Wildlife Refuge Recognized State D3, D5
Assawompsett Ponds Complex Recognized State D3, D4i, D4ii
Bald Hill Reservation Recognized State D3, D5
Barton's Cove - Poets Seat Recognized State D3, D4ii, D5
Belle Isle Marsh Recognized State D3, D4iii, D4v, D5
Bird Island Recognized State D3, D4iv, D5
Blackstone River Valley National Heritage Corridor Recognized State D3, D4ii, D4iii, D4iv, D5
Blue Hills Reservation Recognized State
Boston Harbor Islands National Recreation Area Recognized State D4iii, D4v, D5
Brewster-Eastham Flats Recognized State D4ii, D4v
Brewster Ponds and Woodlands Recognized State D3, D4ii, D5
Brush Island Recognized State D4ii
Bull Hill Fields Recognized State D3, D4vi
West Dennis Beach Recognized State D4vi, D5
Westover Grassland Complex Recognized State D3, D4i, D4ii, D4iii, D5
Wompatuck State Park Recognized State D3
Yarmouth Beaches Recognized State D3, D5
Upper Housatonic Valley Recognized State D3
Central Berkshire Lakes Recognized State D4ii, D5
Northern Berkshires Forest Block Recognized Continental B3

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