Colorado Fishing Regulations
Freshwater and saltwater fishing regulations by state.
Selected state: Colorado · Updated: 2025-03-31
Regulations by State
General regulations for Colorado. Many coastal zones and reservoirs have special rules — always confirm on the official source.
| Species | Minimum Size | Bag Limit | Source |
|---|---|---|---|
Trout (all species) | No minimum size | 4 (all species combined) | Colorado Parks and Wildlife |
Walleye/Saugeye | 15 inches | 5 (only 1 over 21 inches) | Colorado Parks and Wildlife |
Largemouth/Smallmouth Bass | 15 inches | 5 (in aggregate) | Colorado Parks and Wildlife |
Crappie, Bluegill, Sunfish | No minimum size | 10 crappie; 20 bluegill/sunfish (each aggregate) | Colorado Parks and Wildlife |
Channel Catfish | No minimum size | 10 | Colorado Parks and Wildlife |
Northern Pike | No minimum size | 4 | Colorado Parks and Wildlife |
Yellow Perch | No minimum size | 20 | Colorado Parks and Wildlife |
Kokanee Salmon | No minimum size | 10 | Colorado Parks and Wildlife |
View official Colorado freshwater regulations
Verify current limits and seasons on the official Colorado Parks and Wildlife website.
If you find the fishing regulation data is wrong, please contact us.