Minnesota · ranked from DNR surveys
Best walleye lakes in Morrison County
21 surveyed walleye lakes sit in Morrison County; 12 cleared this site's grade rubric, which reads DNR survey catch rates, size structure and trophy history the same way the live map does for every lake. The top 10 are ranked here.
Alexander Lake leads at grade A−, with 3.9 walleye per net in gill nets in its 2025 survey and a 30-inch fish the biggest measured. Shamineau Lake is next at A−, 4.8 walleye per net in gill nets in its 2025 survey, 43% of the walleye netted over 20 inches. Fish Trap Lake rounds out the top three at B+, a 28-inch fish the biggest measured.
| # | 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 | 31% | 30" | 2.7 lb | 2025 |
| 2 | Shamineau Lake | A− | 1,434 | 4.8/net in gill nets | 43% | 30" | 3.4 lb | 2025 |
| 3 | Fish Trap Lake | B+ | 1,164 | 4.3/net in gill nets | 27% | 28" | 2.4 lb | 2025 |
| 4 | Sullivan Lake | B+ | 1,103 | 3.5/net in gill nets | 24% | 30" | 2.3 lb | 2025 |
| 5 | Cedar Lake | B | 236 | 5.8/net in gill nets | 31% | 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 this site's rubric over Minnesota DNR survey data (catch per unit effort against DNR benchmarks, size structure, trophy history). See any lake's page for the underlying numbers. Survey years vary by lake; the table shows each lake's latest.