Minnesota · ranked from DNR surveys
Best walleye lakes in Big Stone County
The DNR has surveyed walleye in 11 lakes in Big Stone County. The 8 ranked below are the ones that earn a grade on this site. Grades come from survey catch rates, fish size and trophy history, scored the same way for every lake on the live map.
Big Stone Lake is first at A. The DNR caught 7.8 walleye per gill net in the 2025 survey, and the biggest was 28 inches. Lannon Lake is second at A, with 60 walleye per gill net in the 2024 survey, and 5% of its walleye measured over 20 inches. Marsh Lake is third at A−, and its biggest walleye was 23 inches.
| # | Lake | Grade | Acres | Survey catch rate | Over 20" | Biggest Surveyed | Avg wt | Surveyed |
|---|---|---|---|---|---|---|---|---|
| 1 | Big Stone Lake | A | 11,984 | 7.8/net in gill nets | 35% | 28" | 2.7 lb | 2025 |
| 2 | Lannon Lake | A | 197 | 60/net in gill nets | 5% | 27" | 0.7 lb | 2024 |
| 3 | Marsh Lake | A− | 4,462 | 11.2/net in gill nets | 1% | 23" | 0.5 lb | 2025 |
| 4 | Artichoke Lake | A− | 1,971 | 48.8/net in gill nets | 1% | 26" | 0.7 lb | 2025 |
| 5 | East Toqua Lake | C+ | 437 | — | 9% | 24" | 1.6 lb | 2023 |
| 6 | Long Tom Lake | C+ | 147 | — | 0% | 6" | — | 2023 |
| 7 | Long Lake | C+ | 395 | — | 0% | 6" | — | 2023 |
| 8 | Swenson Lake | C− | 204 | 2.8/net in gill nets | 0% | 17" | 1.5 lb | 2013 |
Also ranked in Big Stone County: Northern pike · Crappie · 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.