Idaho Fishing Regulations
Freshwater and saltwater fishing regulations by state.
Selected state: Idaho · Updated: 2025-06-30
Regulations by State
General regulations for Idaho. Many coastal zones and reservoirs have special rules — always confirm on the official source.
| Species | Minimum Size | Bag Limit | Source |
|---|---|---|---|
Largemouth Bass | No minimum size | 6 | Idaho Fish and Game |
Crappie | No minimum size | No limit | Idaho Fish and Game |
Bluegill (Sunfish) | No minimum size | No limit | Idaho Fish and Game |
Rainbow Trout | No minimum size (most lakes) | No limit (most lakes) | Idaho Fish and Game |
Kokanee | No minimum size | 6 | Idaho Fish and Game |
Smallmouth Bass | No minimum size | 6 (in aggregate) | Idaho Fish and Game |
Flathead Catfish | No minimum size | No limit | Idaho Fish and Game |
Walleye | No minimum size | 6 | Idaho Fish and Game |
Mountain Whitefish | No minimum size | 25 | Idaho Fish and Game |
View official Idaho freshwater regulations
Verify current limits and seasons on the official Idaho Fish and Game website.
If you find the fishing regulation data is wrong, please contact us.