Longnose Sucker Lakes in Minnesota

Longnose Sucker is a rough-fish species — typically common in productive, nutrient-rich lakes, sometimes treated as a management nuisance by anglers targeting game-fish. 4 lakes carry documentation. Longnose Sucker is narrowly distributed — only 2 lakes in Michigan and 2 in Minnesota 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 phosphorus and chlorophyll-a readings on: a rough-fish-heavy fishery often reflects an underlying nutrient-loading problem in the watershed. Cross-reference the Longnose Sucker lake list below against each lake's clarity, phosphorus and algae readings: lakes with low nutrient readings and Longnose Sucker documented are the best places to start for recreational targeting.