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LakeQuality

northern hog sucker Lakes in Minnesota

Found in 2 Minnesota lakes

Rough fish like northern hog sucker are often associated with eutrophic, nutrient-loaded waters. Their presence — documented in 2 Minnesota lakes — is often a signal of how the rest of the fishery is functioning. northern hog sucker is narrowly distributed — only 2 Minnesota lakes and 0 Wisconsin lakes have a documented record. The constraint is usually habitat: cold water, specific depth profile, or river connection.

Rough-fish-dominant lakes are worth checking the grade on: a rough-fish-heavy fishery often reflects an underlying nutrient-loading problem in the watershed. Cross-reference the northern hog sucker lake list below against the LakeGrade rubric: lakes with both an A or B grade and northern hog sucker documented are the best places to start for recreational targeting.

2
Minnesota Lakes
F
Avg. Grade
0
Grade A Lakes
2
Counties

Best northern hog sucker Lakes in Minnesota

RankLakeCountyGradeClarityDepth
1Knife LakeKanabecF2.3 ft15 ft
2Pepin LakePepinF3 ft60 ft

Frequently Asked Questions

How many Minnesota lakes have northern hog sucker?

northern hog sucker are found in 2 lakes in Minnesota. The average water quality grade of these lakes is F (Very Poor).

What are the best northern hog sucker lakes in Minnesota?

The best northern hog sucker lakes in Minnesota by water quality are Knife Lake, Pepin Lake.

Source: EPA National Aquatic Resource Surveys, 2026.