Island Lake is a 543 acre lake located in Rusk County. It has a maximum depth of 54 feet. Visitors have access to the lake from multiple public boat landings. Fish include largemouth bass, smallmouth bass, muskie, northern pike, walleye and panfish. According to the DNR, walleye are abundant in the lake while muskie and northern pike are common. Largemouth bass, smallmouth bass and panfish are listed as present. The water is moderately clear.