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County stocking report · Utah

Duchesne County Trout Stocking

Across Duchesne County, the indexed Utah DWR feed contains 524,226 trout in 182 reported batches. The latest row is 750 Rainbow trout at Mirror L Z-3 on .

Feed freshness

Latest: August 31, 2026

Page data last checked or changed

Fish recorded
524,226
Stocking batches
182
Stocking days
52
Waters with data
70

Most active Duchesne County waters

1Mirror L Z-3Duchesne County · last stocked August 31, 202613,904 fish2Butterfly L Z-1Duchesne County · last stocked August 31, 20264,745 fish3Pass L Z-5Duchesne County · last stocked August 31, 20264,497 fish4Moosehorn L Z-4Duchesne County · last stocked August 17, 20263,338 fish5Upper Stillwater ResDuchesne County · last stocked August 12, 202611,084 fish
6Rock Cr, S FkDuchesne County · last stocked August 12, 20263,370 fish
7Pole Cr LDuchesne County · last stocked July 27, 2026499 fish
8Larvae L Wr-12Duchesne County · last stocked July 27, 2026400 fish

County species mix

Calculated from fish quantities in the imported rows.

Rainbow trout421,159 fish · 80%
Brook trout68,818 fish · 13%
Cutthroat trout15,513 fish · 3%
Tiger trout9,576 fish · 2%
Splake7,160 fish · 1%
Brown trout2,000 fish · 0%

Recent county activity

Stocking dates, waters, species, and quantities

Duchesne County trout stocking activity
Date stockedWaterSpeciesFishAvg. length
Mirror L Z-3Duchesne CountyRainbow trout75011.24 in
Pass L Z-5Duchesne CountyRainbow trout25011.24 in
Butterfly L Z-1Duchesne CountyRainbow trout20111.24 in
Mirror L Z-3Duchesne CountyRainbow trout75011.24 in
Butterfly L Z-1Duchesne CountyRainbow trout20111.24 in
Pass L Z-5Duchesne CountyRainbow trout30010.77 in
Moosehorn L Z-4Duchesne CountyRainbow trout22010.77 in
Rock Cr, S FkDuchesne CountyBrook trout3,3705.12 in
Upper Stillwater ResDuchesne CountyBrook trout7615.12 in
Mirror L Z-3Duchesne CountyRainbow trout75010.77 in
Moosehorn L Z-4Duchesne CountyRainbow trout30010.77 in
Pass L Z-5Duchesne CountyRainbow trout30010.77 in
Butterfly L Z-1Duchesne CountyRainbow trout25010.77 in
Mirror L Z-3Duchesne CountyRainbow trout75210.50 in
Butterfly L Z-1Duchesne CountyRainbow trout30010.50 in
Moosehorn L Z-4Duchesne CountyRainbow trout30110.98 in
Pass L Z-5Duchesne CountyRainbow trout29910.98 in
Mirror L Z-3Duchesne CountyRainbow trout75010.77 in
Pole Cr LDuchesne CountyTiger trout4994.03 in
Larvae L Wr-12Duchesne CountyBrook trout4003.62 in

Showing the 20 most recent of 182 reported batches.

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Totals are calculated from TroutNotify's imported Utah DWR trout rows. They may change when the agency adds or corrects its report. Stocking data does not replace fishing regulations or access guidance.

Duchesne County Trout Stocking | Utah Waters & Dates · TroutNotify