Lake Trout

Salvelinus namaycush

Lake Trout illustration showing distinctive deeply forked tail, light spots, and worm-like markings, relevant to fishing information for Lake Michigan.

Common Names

Lake Trout, Laker, Grey Trout, Mackinaw, Great Lakes Trout

Lake Michigan Sport Catch in Wisconsin

100,000 per year

Preferred Temperature Range

48-52 °F

Length

17-36 inches

Weight

3-30 pounds

State Record

6/1/57: 3 pounds, 4 oz.  Big Green Lake, Green lake County

Identification

Lake trout are distinguished by having a deeply forked tail, the inside of their mouth white, and 10-11 rays in their anal fin. The color of the lake trout varies from light green or grey to dark green or almost black with light spots and worm-like markings on their back and sides.

For even more information, check out the Lake Trout page on Wikipedia.