Jumbo Reservoir Fishing Regulations
Julesburg County, Colorado · 2026 size limits, bag limits, and seasons
Jumbo Reservoir is a reservoir in Julesburg County, Colorado. It has its own fishing regulations for 6 species, including Black Crappie, Crappie, Hybrid Striped Bass, and Sauger. These rules replace Colorado's statewide limits on this water.
Fish with special rules on Jumbo Reservoir
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Jumbo Reservoir limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
 Black Crappie | 10" min | – | Always open |
| Crappie | 10" min | – | Always open |
 Hybrid Striped Bass | 15" min | – | Always open |
 Sauger | 21" min | 1 | Always open |
| 15" min | – | Always open | |
 Walleye | 21" min | 1 | Always open |
| 15" min | – | Always open | |
 White Crappie | 10" min | – | Always open |
– means no limit is listed for this water. Rules not shown here follow Colorado's statewide regulations.
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Jumbo Reservoir fishing: common questions
What fish have special regulations on Jumbo Reservoir?
6 species have rules specific to Jumbo Reservoir: Black Crappie, Crappie, Hybrid Striped Bass, Sauger, Walleye, and White Crappie.
What is the black crappie limit on Jumbo Reservoir?
Black Crappie must be at least 10" to keep on Jumbo Reservoir.
What is the crappie limit on Jumbo Reservoir?
Crappie must be at least 10" to keep on Jumbo Reservoir.
What is the hybrid striped bass limit on Jumbo Reservoir?
Hybrid Striped Bass must be at least 15" to keep on Jumbo Reservoir.
Do Colorado statewide fishing rules apply on Jumbo Reservoir?
Where Jumbo Reservoir 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
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