[ l [ l Esri, DeLorme, GEBCO, NOAA NGDC, and other contributors Historic Fisheries Produced by Joseph Pilkington, Isle Royale Institute, 2015. . Isle Royale National Park Michigan National Park Service U.S. Department of the Interior 1.5 0 1.5 0.75 Miles 2 0 2 4 1 Kilometers North American Geographic Coordinate System (GCS83). North American Datum of 1983 (NAD83). Projection: Universal Transverse Mercator, Zone 16N. GIS data provided by Isle Royale National Park Chippewa Harbor Vicinity Lake Whittlesey Johnson / Olson Chippewa Harbor Vodrey Harbor Godfrey Vodrey Lake Superior