LivewellFish consumption advisories
Idaho
Idaho publishes advisories for 19 waters, covering 41 species-and-size recommendations.
Contaminants of concern: Arsenic, Lead, Mercury
Statewide advisory
These apply across Idaho, including waters with no specific advisory of their own.
- Largemouth Bass General population Limit to one meal per month due to elevated Mercury. Statewide bass mercury advisory
- Smallmouth Bass General population Limit to one meal per month due to elevated Mercury. Statewide bass mercury advisory
Waters with advisories in Idaho
19 waters on file. A water not listed here has no advisory in the state's data — which usually means it has never been sampled, not that it's been cleared.
Lakes 3
Reservoirs 10
Rivers 6
Idaho statewide fishing limits
Statewide defaults — specific waters and zones may differ. Verify the current rules before keeping a fish.
| Species | Size | Daily limit | Open season | Keep season |
|---|---|---|---|---|
| Rainbow Trout | — | 6 | Year-round | Same as open |
| Cutthroat Trout | — | 6 | Year-round | Same as open |
| Brown Trout | — | 6 | Year-round | Same as open |
| Lake Trout | — | 6 | Year-round | Same as open |
| Brook Trout | — | 25 | Year-round | Same as open |
| Bull Trout | — | 0 | Year-round | Same as open |
| Largemouth Bass | 12" min | 6 | Year-round | Same as open |
| Smallmouth Bass | 12" min | 6 | Year-round | Same as open |
| Walleye | — | 6 | Year-round | Same as open |
| Northern Pike | — | — | Year-round | Same as open |
| Mountain Whitefish | — | 25 | Year-round | Same as open |
| Kokanee | — | 6 | Year-round | Same as open |
| White Sturgeon | — | 0 | Year-round | Same as open |
| Tiger Muskie | 40" min | 2 | Year-round | Same as open |
| Black Crappie | — | — | Year-round | Same as open |
| White Crappie | — | — | Year-round | Same as open |
| Bluegill | — | — | Year-round | Same as open |
| Yellow Perch | — | — | Year-round | Same as open |
| Channel Catfish | — | — | Year-round | Same as open |
Official rules: Idaho — Idaho Fish & Game