Minnesota · ranked from DNR surveys
Best walleye lakes in Morrison County
The DNR has surveyed walleye in 21 lakes in Morrison County. Of those, 11 earn a grade on this site, and the top 10 are ranked below. Grades come from survey catch rates, fish size and trophy history, scored the same way for every lake on the live map.
Alexander Lake is first at A−. The DNR caught 3.9 walleye per gill net in the 2025 survey, and the biggest was 30 inches. Shamineau Lake is second at A−, with 4.8 walleye per gill net in the 2025 survey, and 48% of its walleye measured over 20 inches. Fish Trap Lake is third at A−, and its biggest walleye was 28 inches.
| # | Lake | Grade | Acres | Survey catch rate | Over 20" | Biggest Surveyed | Avg wt | Surveyed |
|---|---|---|---|---|---|---|---|---|
| 1 | Alexander Lake | A− | 2,709 | 3.9/net in gill nets | 32% | 30" | 2.7 lb | 2025 |
| 2 | Shamineau Lake | A− | 1,434 | 4.8/net in gill nets | 48% | 30" | 3.4 lb | 2025 |
| 3 | Fish Trap Lake | A− | 1,164 | 4.3/net in gill nets | 37% | 28" | 2.4 lb | 2025 |
| 4 | Sullivan Lake | B+ | 1,103 | 3.5/net in gill nets | 25% | 30" | 2.3 lb | 2025 |
| 5 | Cedar Lake | B | 236 | 5.8/net in gill nets | 40% | 26" | 2.5 lb | 2025 |
| 6 | Pierz Lake | B | 189 | 4.5/net in gill nets | 56% | 26" | 2.5 lb | 2022 |
| 7 | Placid Lake | B− | 538 | — | 100% | 27" | 5.2 lb | 2024 |
| 8 | Green Prairie Fish Lake | B− | 183 | 3.8/net in gill nets | 62% | 25" | 3.2 lb | 2025 |
| 9 | Sylvan Lake | C+ | 322 | — | 35% | 23" | 1.9 lb | 2024 |
| 10 | Long Lake | C− | 126 | 2.5/net in gill nets | 27% | 23" | 2.1 lb | 2025 |
Also ranked in Morrison County: Northern pike · Largemouth bass · Smallmouth bass · Crappie · Bluegill · Yellow perch
All of Minnesota: Best walleye lakes in Minnesota
Grades are based on Minnesota DNR survey data: how many fish the DNR caught (scaled by lake size), how many reached quality size, and the biggest fish measured. Each lake's page has the numbers behind its grade. The table shows each lake's most recent survey year.