1. United States--Great Lakes, Lake Huron--Michigan, St. Marys River, De Tour Passage to Munuscong Lake
1995. 2011-11-16T16:55:28Z. 2015-10-21T15:05:42Z. U.S. Coast and Geodetic Survey. The Survey ; NOAA Distribution Branch, N/CG 33, National Ocean Service, distributor. English. Public. Saint Marys River (Mich. and Ont.), Huron, Lake (Mich. and Ont.), and De Tour Passage (Mich.).
