Watershed Groups

Go directly to your watershed by clicking from the list below.

1. Charles River - Boston Harbour - Massachusetts Bay
2. Piscataqua River - Great Bay
3. Merrimack River - Saco River
4. Casco Bay
5. Androscoggin and Kennebec Rivers - Merrymeeting Bay
6. Penobscot River - Penobscot Bay
7. Blue Hill Bay, Frenchman's Bay, Union River, Taunton River
8. Cobscook Bay, Machias Bay
9. St. Croix River - Passamaquoddy Bay
10. Saint John River (upper)
11. Saint John River (lower) and Harbor
12. Chignecto-Shepody-Cumberland watershed
13. Minas Basin
14. Annapolis Basin
15. St. Mary's Bay
16. Lobster Bay - Clyde River - Tusket River
17. Coastal Maine (outside of estuarine influence)
18. Coastal Bay of Fundy (outside of estuarine influence)

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