Causey Reservoir Fishing Regulations
Weber County, Utah · 2026 size limits, bag limits, and seasons
Causey Reservoir is a reservoir in Weber County, Utah. It has its own fishing regulations for 8 species, including Lake Trout, Brook Trout, Brown Trout, and Cutthroat Trout, set separately for 2 sections of the reservoir. These rules replace Utah's statewide limits on this water.
Map of Causey Reservoir
Fish with special rules on Causey Reservoir
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Causey Reservoir limits by species (2026)
Entire reservoir
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesAn angler may use up to six lines when fishing through the ice. If the angler is using more than two lines, the angler's name must be attached to each line, pole or tip-up, and the angler may check only their lines. | – | – | Always open |
 Brook TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 Brown TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 Cutthroat TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 Golden TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 Kokanee SalmonCombined limit with trout. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 Lake TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
| Part of the 4-fish total trout/kokanee limit. | 22" min | 1 | Always open |
| 22" max | Catch & release only | Always open | |
 Rainbow TroutCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
 SteelheadCombined limit with kokanee salmon. No more than 1 may be a lake trout over 22 inches. | – | 4 | Always open |
Entire reservoir
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| Lake TroutAll lake trout under 22 inches must be immediately released · May use up to 6 lines through ice; name attached to each line if >2 · Limit 4 trout or kokanee salmon; no more than 1 may be lake trout over 22 inches | – | – | Year-round |
– means no limit is listed for this water. Rules not shown here follow Utah's statewide regulations.
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Causey Reservoir fishing: common questions
What fish have special regulations on Causey Reservoir?
8 species have rules specific to Causey Reservoir: Lake Trout, Brook Trout, Brown Trout, Cutthroat Trout, Golden Trout, Kokanee Salmon, Rainbow Trout, and Steelhead.
What is the lake trout limit on Causey Reservoir?
No size limit is listed for Lake Trout on Causey Reservoir (entire reservoir), and the daily bag limit is 4. Limits change during the year. Rules differ across 2 sections of the reservoir.
What is the brook trout limit on Causey Reservoir?
No size limit is listed for Brook Trout on Causey Reservoir (entire reservoir), and the daily bag limit is 4.
What is the brown trout limit on Causey Reservoir?
No size limit is listed for Brown Trout on Causey Reservoir (entire reservoir), and the daily bag limit is 4.
Is Causey Reservoir catch and release?
Some rules on Causey Reservoir are catch and release only, covering Lake Trout. Check the table for the section and dates that apply.
Do Utah statewide fishing rules apply on Causey Reservoir?
Where Causey Reservoir has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Utah's statewide regulations apply. Regulations are set by the Utah Division of Wildlife Resources; confirm with the official 2026 regulations before keeping a fish.
Other Utah waters with special regulations
- Logan River · Cache
- Green River · Carbon, Daggett, Emery, Grand, San Juan, Uintah and Wayne
- Flaming Gorge Reservoir · Daggett
- Provo River · Summit, Utah and Wasatch
- Calder Reservoir · Uintah
- Kolob Reservoir · Washington
- Lake Powell · Garfield, Kane and San Juan
- Weber River · Summit
- Fish Lake · Sevier
- Minersville Reservoir · Beaver
- Panguitch Lake · Garfield
- Hobbs Reservoir · Davis
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