Flathead Catfish Lakes in Minnesota
Found in 6 Minnesota lakes · 1 in Michigan
Flathead Catfish fits the catfish niche: tolerant of warm, turbid water, often present in productive (eutrophic) lakes. 7 lakes in our dataset have a record. Flathead Catfish is narrowly distributed — only 6 lakes in Minnesota and 1 in Michigan have a documented record. The constraint is usually habitat: cold water, specific depth profile, or river connection.
Catfish-bearing lakes are often productive systems — the kind where the fish do well even when clarity does not. Cross-reference the Flathead Catfish lake list below against each lake's clarity, phosphorus and algae readings: lakes with low nutrient readings and Flathead Catfish documented are the best places to start for recreational targeting.
Flathead Catfish Lakes Map
Every Minnesota lake with documented flathead catfish.
Best Flathead Catfish Lakes in Minnesota
| Rank | Lake | County | Clarity | Depth |
|---|---|---|---|---|
| 1 | Lake St Croix | Pierce | 7.2 ft | 78 ft |
| 2 | Pool | Washington | 5.9 ft | 78 ft |
| 3 | Pool of Lake St Croix | Washington | 4.3 ft | 78 ft |
| 4 | Byllesby Lake | Dakota | 3 ft | 50 ft |
| 5 | Pepin Lake | Pepin | 3 ft | 60 ft |
| 6 | Spring Lake | Dakota | 2.1 ft | 17 ft |
Frequently Asked Questions
How many Minnesota lakes have flathead catfish?
Flathead Catfish are found in 6 lakes in Minnesota.
What are the best flathead catfish lakes in Minnesota?
The best flathead catfish lakes in Minnesota by water quality are Lake St Croix, Pool, Pool of Lake St Croix, Byllesby Lake, Pepin Lake.
Fish species from state agency survey, stocking, and public fishing-access records; water-quality readings from the EPA National Aquatic Resource Surveys.