About this water
Rock Lake, Middle is a lake in Utah. State records show it stocked 12 times between 2000 and 2025. The most-stocked species are colorado river cutthroat trout and cutthroat trout. 5,612 colorado river cutthroat trout have gone in across 11 releases.
Stocking history
12 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Sep 18, 2025 | Cutthroat trout | 400 | 2.1" | — |
| Sep 19, 2023 | Colorado River cutthroat trout | 468 | 1.4" | — |
| Sep 23, 2019 | Colorado River cutthroat trout | 569 | 1.7" | — |
| Oct 12, 2018 | Colorado River cutthroat trout | 413 | 1.7" | — |
| Oct 7, 2013 | Colorado River cutthroat trout · Cutthroat, S. Slope, Sheep L. | 566 | 1.4" | — |
| Sep 15, 2010 | Colorado River cutthroat trout · Cutthroat, S. Slope, Sheep L. | 600 | 2.0" | — |
| Sep 15, 2009 | Colorado River cutthroat trout · Cutthroat, S. Slope, Sheep L. | — | 2.0" | — |
| Sep 24, 2008 | Colorado River cutthroat trout · Cutthroat, S. Slope, Sheep L. | 595 | 1.4" | — |
| Sep 15, 2008 | Colorado River cutthroat trout · Cutthroat, S. Slope, Sheep L. | 600 | 2.0" | — |
| Sep 30, 2003 | Colorado River cutthroat trout | 606 | 1.8" | — |
| Oct 7, 2002 | Colorado River cutthroat trout | 595 | 2.1" | — |
| Oct 6, 2000 | Colorado River cutthroat trout · Cutthroat, Colorado Southern | 600 | 1.4" | — |
Stocking records for Rock Lake, Middle published by Utah Division of Wildlife Resources. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Utah stocking report.


