Freshwater fishing on Mount Desert Island is a tradition that predates the creation of Acadia National Park and continues to this day. Acadia National Park, Mount Desert Island Historical Society, and Maine Sea Grant are working together to document the history of Mount Desert Island’s freshwater and diadromous fish populations. Nobody knows fish habits better read more Calling all anglers and students! New Study of Freshwater Fish and Angling on Mount Desert Island Needs You!