Beaver Bay may refer to: Places Beaver Bay, Minnesota, U.S. Beaver Bay Township, Lake County, Minnesota, U.S. Beaver Bay (Alaska), site of the Blue Fox shipwreck in 1937 Geology Beaver Bay Complex, a rock formation in Minnesota, U.S. Beaver Bay Group, is a geologic group in Alaska, U.S. See also Beaver, Bay County, Michigan, U.S.