Clapperton Island is located in Northwest Territories, Canada, within Franklin Bay. It is 14 miles (23 km) from Cape Lyon. The island was named by John Franklin in honor of the explorer, Hugh Clapperton. It is composed of limestone, and is skirted by detached rocks.
Map of Clapperton Island, Inuvik, Unorganized, NT, Canada
References
Clapperton Island Wikipedia(Text) CC BY-SA