Friends of Sebago Lake - Features environmental concerns about the health of Sebago Lake and its watershed, especially its connection to Casco Bay and the Atlantic Ocean, the Presumpscot River. History of organization and the Sebago salmon available. friendsofsebago.org
York County Audubon Society - A non-profit organization dedicated to the conservation of the environment and, through education, the nature around us. www.audubon.org/chapter/me/york
