Lakemaster Great Lakes Lake Map

New features Updated shallow water area for Lake Michigan & parts of Superior; full coverage of Superior; all Lk Huron (incl Georgian Bay); Beaver Island on Michigan in HD; new HD survey of Lake St Clair (incl Canadian side); updated St. Clair River HD survey (incl Canadian side); updated Detroit River HD survey (incl Canadian side); HD survey of Syracuse, Kosciusko – IN; HD survey of Wamplers, Lenawee – MI; HD survey of Portage/Torch, Houghton – MI; HD survey of Lower Grand & Spring Lake – MI