Lake Kampeska is primarily managed as a Walleye and Smallmouth Bass fishery. Many others catch fish like smallmouth bass and largemouth bass. Rock bass compete with smallmouth bass for food. Species commonly caught include trout and smallmouth bass. Juveniles can be eaten by northern pike, walleyes, and smallmouth bass. They are similar in appearance to smallmouth bass, but are usually quite a bit smaller. The lakes provide suitable habitat for chain pickerel, white perch, smallmouth bass and largemouth bass. The primary gamefish are Largemouth bass and smallmouth bass. The lake also supports an exceptionally large smallmouth bass population. The upper jaw of smallmouth bass extends to the middle of the eye. Fishing offers trout, catfish, largemouth and smallmouth bass or yellow perch. Game species include northern pike, walleye, largemouth bass, smallmouth bass, and occasional panfish. Species of fish in the reservoir include walleye, northern pike, channel catfish, and smallmouth bass. Most anglers target walleye, smallmouth bass, muskie, and northern pike. However, these sections often contain trophy smallmouth bass fisheries.