Minnesota · ranked from DNR surveys
Best yellow perch lakes in Swift County
The DNR has surveyed yellow perch in 6 lakes in Swift County. The 5 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.
Lake Oliver is first at A. The DNR caught 25.9 yellow perch per gill net in the 2017 survey, and the biggest was 13 inches. Oliver (east portion) Lake is second at A−, with 20.7 yellow perch per gill net in the 2025 survey, and 4% of its yellow perch measured over 9 inches. Oliver (west portion) Lake is third at A−, and its biggest yellow perch was 11 inches.
| # | Lake | Grade | Acres | Survey catch rate | Over 9" | Biggest Surveyed | Avg wt | Surveyed |
|---|---|---|---|---|---|---|---|---|
| 1 | Lake Oliver | A | 686 | 25.9/net in gill nets | 24% | 13" | 0.2 lb | 2017 |
| 2 | Oliver (east portion) Lake | A− | 467 | 20.7/net in gill nets | 4% | 11" | 0.3 lb | 2025 |
| 3 | Oliver (west portion) Lake | A− | 218 | 16.3/net in gill nets | 42% | 11" | 0.3 lb | 2025 |
| 4 | Camp Lake | C+ | 230 | 15.3/net in gill nets | 0% | 7" | 0.1 lb | 2024 |
| 5 | Monson Lake | C | 208 | 8/net in gill nets | 0% | 7" | 0.1 lb | 2024 |
Also ranked in Swift County: Walleye
All of Minnesota: Best yellow perch 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.