Region
Concord River (Mass.)
18
Merrimack River (N.H. and Mass.)
18
Massachusetts
16
Cape Cod (Mass.)
13
Concord River
12
Maine
11
Piscataquis County (Me.)
11
United States
6
Concord River Valley (Mass.)
5
Cape Cod
4
Merrimack River Valley (N.H. and Mass.)
4
New York
4
New York (State)
4
Piscataquis County
4
Québec (Province)
4
Concord (Mass. : Rivière)
3
Merrimack (N.H. et Mass. : Fleuve)
3
Merrimack River
3
Cape Cod (Mass)
1
Cod, Cap (Mass.)
1
États-Unis
1
New England
1
Nouvelle-Angleterre
1
Piscataquis (Me.)
1
Québec
1