LivewellMinnesota · Washington County · Lake
Big Marine Lake
Is the fish you caught here safe to eat? Below is every consumption advisory on file for Big Marine Lake, by species and size, in plain English — plus what's legal to keep.
3 species with advisories · contaminants: Mercury
Minnesota also has statewide guidance
Minnesota publishes rules that apply to lakes across the state — 50 recommendations covering 24 species — in addition to anything listed for Big Marine Lake below.
Strictest statewide rule: Muskellunge — For children under 15 and people who are or may become pregnant: do not eat due to elevated Mercury.
What's safe to eat from Big Marine Lake
Black Bullhead
| Size | Who | Guidance |
|---|---|---|
| All sizes | General population | Limit to two meals per week due to elevated Mercury. |
| Children under 15 and people who are or may become pregnant | For children under 15 and people who are or may become pregnant: limit to one meal per week due to elevated Mercury. |
Source: official advisory· updated 2026-09-23
Brown Bullhead
| Size | Who | Guidance |
|---|---|---|
| All sizes | General population | Limit to two meals per week due to elevated Mercury. |
| Children under 15 and people who are or may become pregnant | For children under 15 and people who are or may become pregnant: limit to one meal per week due to elevated Mercury. |
Source: official advisory· updated 2026-09-23
Yellow Bullhead
| Size | Who | Guidance |
|---|---|---|
| All sizes | General population | Limit to two meals per week due to elevated Mercury. |
| Children under 15 and people who are or may become pregnant | For children under 15 and people who are or may become pregnant: limit to one meal per week due to elevated Mercury. |
Source: official advisory· updated 2026-09-23
Is it legal to keep?
These rules are specific to Big Marine Lake. Always verify the current regulations before keeping a fish.
| Species | Size | Daily limit | Open season | Keep season |
|---|---|---|---|---|
| Sunfish | — | 10 | Year-round | Same as open |
| Bluegill | — | 10 | Year-round | Same as open |
| Pumpkinseed | — | 10 | Year-round | Same as open |
| Green Sunfish | — | 10 | Year-round | Same as open |
Official rules: Minnesota — Minnesota DNR
Getting on the water
- Boat ramp boat ramp 0.9 mi Directions
- Boat ramp boat ramp 1.4 mi Directions
- Goose Lake Boat Launch boat ramp 3.8 mi Directions
- Marina marina 4.5 mi Directions
- Marine Landing boat ramp 4.5 mi Directions
- Boat ramp boat ramp 4.6 mi Directions
Access points from OpenStreetMap contributors.