Fish Species in Minnesota, Wisconsin & Michigan Lakes
135 fish species documented across 2,941 lakes. Click any species to see every lake where it has been found, sorted by water quality grade.
Most species + best water quality
Top walleye lakes by water quality
Largemouth & smallmouth bass
Top muskellunge lakes
Official DNR weights by state
Game Fish
Premier sport fish targeted by anglers across the Upper Midwest. These species require healthy lake ecosystems with good water quality.
Panfish
Popular panfish species found in lakes across the region. Great for family fishing and often abundant in healthy lakes.
Trout, Salmon & Coldwater
Coldwater species that require the cleanest, deepest, and most oxygen-rich lakes. Finding these species indicates excellent water quality.
Catfish & Bullhead
Bottom-dwelling species that tolerate a wider range of water conditions. Common across lakes of all quality grades.
Other Species
Additional species found in regional lakes, including rough fish and less commonly targeted species.
Frequently Asked Questions
What fish species are in Minnesota lakes?
Minnesota lakes contain 72 documented fish species including walleye, northern pike, largemouth bass, smallmouth bass, bluegill, black crappie, muskellunge, and lake trout. Fish species data comes from the Minnesota DNR LakeFinder database.
What fish species are in Wisconsin lakes?
Wisconsin lakes contain 9 documented fish species including walleye, northern pike, largemouth bass, smallmouth bass, bluegill, black crappie, muskellunge, and multiple trout species. Fish data comes from the Wisconsin DNR Lakes database.
What fish species are in Michigan lakes?
Michigan lakes contain 94 documented fish species including walleye, northern pike, largemouth bass, smallmouth bass, bluegill, and black crappie. Fish data comes from Michigan DNR fisheries survey records.
Which fish species indicates good water quality?
Coldwater species like lake trout, cisco, and brook trout require the cleanest, deepest, most oxygen-rich lakes. Finding these species is a strong indicator of excellent water quality. Walleye and smallmouth bass also prefer cleaner water than average.
How many lakes have fish species data?
2,941 of 13,297 lakes in our database have documented fish species information. Data comes from state DNR fish survey records.