The 148 square miles of the Straits of Mackinac Underwater Preserve is located at the northern tip of two of the Great Lakes, Lake Michigan and Lake Huron.
Mackinaw City, MI 49701
Toll Free: (800) 970-8717
Phone: (906) 643-8717
Fax: (906) 643-9380
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300 N. Washington Sq., Lansing, MI 48913
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