Arctic Wedgeclam

Gulf of St. Lawrence (unspecified region), Saguenay Fjord, northern Gaspe waters, southern Gaspe waters (Baie des Chaleurs, Gaspe Bay to American, Orphan and Bradelle banks; eastern boundary: Eastern Bradelle Valley), Magdalen Islands (from eastern Bradelle valley to the west, as far as Cape North, including the Cape Breton Channel), Prince Edward Island (from the northern tip of Miscou Island, N.B. to Cape Breton Island south of Cheticamp, including the Northumberland Strait and Georges Bay to the Canso Strait causeway), upstream and downstream part of middle St. Lawrence estuary, lower St. Lawrence estuary, upper North Shore (between Sept- Iles and Pointe des Monts), middle North Shore (from Sept- Iles to Cape Whittle, including the Mingan Islands), South slope of Anticosti Island; western slope of Newfoundland, including the southern part of the Strait of Belle Isle but excluding the upper 50m in the area southwest of Newfoundland

intertidal and infralittoral of the Gulf and estuary