Minnesota · ranked from DNR surveys
Best northern pike lakes in Mahnomen County
13 surveyed northern pike lakes sit in Mahnomen County; the 8 ranked here 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.
North Twin Lake leads at grade A, with 15.7 northern pike per net in gill nets in its 2024 survey and a 38-inch fish the biggest measured. South Twin Lake is next at A, 34.4 northern pike per net in gill nets in its 2024 survey, 2% of the northern pike netted over 30 inches. Roy Lake rounds out the top three at A, a 34-inch fish the biggest measured.
| # | Lake | Grade | Acres | Survey catch rate | Over 30" | Biggest Surveyed | Avg wt | Surveyed |
|---|---|---|---|---|---|---|---|---|
| 1 | North Twin Lake | A | 966 | 15.7/net in gill nets | 3% | 38" | 1.9 lb | 2024 |
| 2 | South Twin Lake | A | 1,127 | 34.4/net in gill nets | 2% | 34" | 1.2 lb | 2024 |
| 3 | Roy Lake | A | 695 | 16.3/net in gill nets | 6% | 34" | 2.9 lb | 2023 |
| 4 | Island Lake | A− | 616 | 11.4/net in gill nets | 7% | 35" | 2.9 lb | 2025 |
| 5 | Snider Lake | A− | 634 | 26.4/net in gill nets | 1% | 32" | 2.1 lb | 2023 |
| 6 | Bass Lake | B+ | 735 | 10.7/net in gill nets | 1% | 32" | 1.7 lb | 2022 |
| 7 | Tulaby Lake | B+ | 832 | 7.1/net in gill nets | 3% | 32" | 2.9 lb | 2025 |
| 8 | Sargent Lake | C | 138 | 11.8/net in gill nets | 0% | 26" | 1.4 lb | 2025 |
Also ranked in Mahnomen County: Walleye · Largemouth bass · Crappie · Bluegill · Yellow perch
All of Minnesota: Best northern pike 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.