Species: Mergus serrator

H - >2,500,000 square km (greater than 1,000,000 square miles) - H - BREEDING: northern Alaska to Baffin Island and Newfoundland, south to Aleutians, southeastern Alaska, northern Alberta, Minnesota, Michigan, northern New York, northern Vermont, Maine, and Nova Scotia. NON-BREEDING: southern Alaska, Great Lakes, and Nova Scotia to Baja California, Gulf Coast, Florida; very rare in Hawaii. Winters primarily in coastal waters (especially the Atlantic coast from Maine to North Carolina, the Gulf coast along the Florida panhandle, and around Vancouver Island) but also in many inland areas (including especially southern Lake Huron and northern Utah) (Root 1988). Also breeds and winters in the Old World.