Last stocked
June 26, 2025
Plants on record
38
Since 2011
Species recorded
2
Average size
4.9 in
Elevation
4,798.4 ft
How Ostle Reservoir is stocked
The first plant of the year usually falls in the first week of June. In 2025 it was June 26, 2025, later than usual.
Duck Lake (16.4 mi), Pishkun Reservoir (20.9 mi), and Tunnel Lake (22.4 mi) were stocked more recently. Pishkun Reservoir is also stocked with Rainbow Trout.
Fish at Ostle Reservoir
Fishing Ostle Reservoir is most likely to be for Rainbow Trout. Rainbow Trout accounts for 35 of 38 plants on record, ahead of Tiger Muskie.
Around the dates Ostle Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 56.7°F in June, 48.2°F in May, 65.4°F in July, 55°F in September. That is air temperature at these coordinates, not water temperature. Open-Meteo
Rainbow Trout 35 plants
- Plants
- 35 of 38
- Last stocked
- June 26, 2025
- Average length
- 4.6 in
Tiger Muskie 3 plants
- Plants
- 3 of 38
- Last stocked
- October 26, 2022
- Average length
- 7.9 in
Fish stocked per year
- 2,0002011
- 2,0002012
- 4,5182013
- 3,9222014
- 3,0112015
- 1,9712016
- 2,0152017
- 2,0252018
- 2,0202019
- 3,5572020
- 3,0002021
- 2,9662022
- 3,0002023
- 3,0202024
- 2,2002025
Stocking history
Showing 15 of 38 plants Showing 38 plants
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| June 26, 2025 | Rainbow Trout | 1,200 | 3.7 in | report |
| June 26, 2025 | Rainbow Trout | 1,000 | 6.02 in | report |
| June 27, 2024 | Rainbow Trout | 1,020 | 3.96 in | report |
| June 5, 2024 | Rainbow Trout | 1,000 | 3.3 in | report |
| June 5, 2024 | Rainbow Trout | 1,000 | 5.5 in | report |
| June 27, 2023 | Rainbow Trout | 1,000 | 3.34 in | report |
| June 27, 2023 | Rainbow Trout | 1,000 | 5.71 in | report |
| June 14, 2023 | Rainbow Trout | 1,000 | 3.89 in | report |
| October 26, 2022 | Tiger Muskie | 20 | 8.44 in | report |
| June 27, 2022 | Rainbow Trout | 930 | 3.79 in | report |
| June 27, 2022 | Rainbow Trout | 1,000 | 6.14 in | report |
| June 16, 2022 | Rainbow Trout | 1,016 | 3.4 in | report |
| June 16, 2021 | Rainbow Trout | 1,000 | 3.81 in | report |
| June 1, 2021 | Rainbow Trout | 1,000 | 5.04 in | report |
| June 1, 2021 | Rainbow Trout | 1,000 | 2.97 in | report |
| June 25, 2020 | Tiger Muskie | 20 | 10.45 in | report |
| June 16, 2020 | Rainbow Trout | 527 | 3.39 in | report |
| June 16, 2020 | Rainbow Trout | 1,010 | 4.41 in | report |
| June 2, 2020 | Rainbow Trout | 1,000 | 3.52 in | report |
| June 2, 2020 | Rainbow Trout | 1,000 | 2.97 in | report |
| July 8, 2019 | Tiger Muskie | 20 | 4.89 in | report |
| June 19, 2019 | Rainbow Trout | 1,000 | 3.75 in | report |
| June 19, 2019 | Rainbow Trout | 1,000 | 4.53 in | report |
| June 4, 2018 | Rainbow Trout | 1,003 | 3.4 in | report |
| June 4, 2018 | Rainbow Trout | 1,022 | 4.42 in | report |
| May 25, 2017 | Rainbow Trout | 1,000 | 3.4 in | report |
| May 25, 2017 | Rainbow Trout | 1,015 | 4.19 in | report |
| June 2, 2016 | Rainbow Trout | 1,004 | 3.31 in | report |
| June 2, 2016 | Rainbow Trout | 967 | 4.42 in | report |
| June 17, 2015 | Rainbow Trout | 1,008 | 4.19 in | report |
| May 28, 2015 | Rainbow Trout | 2,003 | 4.27 in | report |
| October 9, 2014 | Rainbow Trout | 1,917 | 7.2 in | report |
| May 29, 2014 | Rainbow Trout | 2,005 | 4.12 in | report |
| September 20, 2013 | Rainbow Trout | 529 | 12.13 in | report |
| September 12, 2013 | Rainbow Trout | 1,989 | 9.2 in | report |
| June 18, 2013 | Rainbow Trout | 2,000 | 5.6 in | report |
| May 22, 2012 | Rainbow Trout | 2,000 | 4.8 in | report |
| July 7, 2011 | Rainbow Trout | 2,000 | 4.7 in | report |
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Species stocked here
Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.