
Rio Blanco Lake Fishing Regulations
Colorado · 2026 size limits, bag limits, and seasons
Rio Blanco Lake is a lake, Colorado. It has its own fishing regulations for 1 species, including Largemouth Bass. These rules replace Colorado's statewide limits on this water.
Map of Rio Blanco Lake

Fish with special rules on Rio Blanco Lake
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Rio Blanco Lake limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| 15" min | – | Year-round |
– means no limit is listed for this water. Rules not shown here follow Colorado's statewide regulations.
Plan your Rio Blanco Lake trip
Rio Blanco Lake fishing: common questions
What fish have special regulations on Rio Blanco Lake?
1 species has rules specific to Rio Blanco Lake: Largemouth Bass.
What is the largemouth bass limit on Rio Blanco Lake?
Largemouth Bass must be at least 15" to keep on Rio Blanco Lake.
Do Colorado statewide fishing rules apply on Rio Blanco Lake?
Where Rio Blanco Lake has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Colorado's statewide regulations apply. Regulations are set by the Colorado Parks and Wildlife; confirm with the official 2026 regulations before keeping a fish.
Other Colorado waters with special regulations
- South Platte River
- Yampa River
- Colorado River
- White River
- Poudre River · Larimer
- Gunnison River
- Blue River · Grand, Summit
- Roaring Fork River
- Arkansas River · Chaffee , Lake , Fremont , Pueblo
- Animas River · La Plata
- Eagle River · Eagle
- Taylor River
Take Rio Blanco Lake rules on the water
Identify your catch, check if it's a keeper, and log it. CatchVault is on iOS, with Android on the way.
