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Butterfly L Z-1 - stocking log

Utah · Utah Division of Wildlife Resources (DWR)

Butterfly L Z-1 gets stocked steadily rather than heavily: 16 plants on record since 2026, usually landing in July, June, August.

Butterfly L Z-1 was last stocked on August 31, 2026 with 201 Rainbow, per Utah Division of Wildlife Resources (DWR).
Species on record here: Rainbow (13), Tiger Trout (2), Brook Trout (1).
16 stockings are on file for this water since 2026, totaling 4,745 fish where counts were published.

Recorded stockings by month:

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Stocking log

August 31, 2026Rainbow201 fish · Duchesne

August 24, 2026Rainbow201 fish · Duchesne

August 12, 2026Rainbow250 fish · Duchesne

August 3, 2026Rainbow300 fish · Duchesne

July 27, 2026Rainbow300 fish · Duchesne

July 20, 2026Rainbow300 fish · Duchesne

July 16, 2026Rainbow300 fish · Duchesne

July 14, 2026Tiger Trout297 fish · Duchesne

July 8, 2026Rainbow149 fish · Duchesne

June 29, 2026Rainbow300 fish · Duchesne

June 24, 2026Rainbow602 fish · Duchesne

June 24, 2026Brook Trout496 fish · Duchesne

June 10, 2026Rainbow302 fish · Duchesne

June 8, 2026Rainbow300 fish · Duchesne

June 3, 2026Tiger Trout298 fish · Duchesne

Field note · It has been a while since the last posted plant here. Stocked trout that survive the early rush spread out and feed more naturally, so fish this like wild water: lighter line, smaller offerings, and the cooler ends of the day.

All Utah stockings · every Utah water with a log · state CSV · how to fish a fresh plant

Log reflects Utah DWR fish stocking report as of 2026-10-04. Waters can be stocked without an advance posting - treat this as a record, not a promise.

Butterfly L Z-1 - stocking log

Stocking log

Hear when Utah waters get stocked