Cutthroat Trout Stocked · 11 plants · last September 24, 2025 Last stocked September 24, 2025 · avg 4.8 in · 11 plants
Cutthroat Trout species guideRoss Reservoir fishing
Ross Reservoir fishing is stocked with Cutthroat Trout on a reservoir. Also recorded: White Sucker. It is stocked about 0.8 times a year since 2012, most often in August and September.
- Last stocked
- September 24, 2025
- · Cutthroat Trout
- Plants on record
- 11
- Since 2012
- Species stocked
- 1 (+1 also recorded)
- Average size
- 4.8 in
- Elevation
- 3,999.9 ft
Fish at Ross Reservoir
Around the dates Ross Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 67.1°F in August, 58.5°F in September, 69°F in July, 51.3°F in May. That is air temperature at these coordinates, not water temperature. Open-Meteo
Cutthroat Trout Stocked · 11 plants · last September 24, 2025 White Sucker Confirmed present
How Ross Reservoir is stocked
No plants recorded in 2013, 2015, 2017, and 2019.
Fish stocked in 2012
1,500
Fish stocked in 2014
1,500
Fish stocked in 2016
1,750
Fish stocked in 2018
2,000
Fish stocked in 2020
2,200
Fish stocked in 2021
2,210
Fish stocked in 2022
2,000
Fish stocked in 2023
2,000
Fish stocked in 2024
835
Fish stocked in 2025
5,239
Stocking history
| Date | Species | Quantity | Avg. length | Source |
|---|---|---|---|---|
| September 24, 2025 | Cutthroat Trout | 5,239 | 4.27 in | report |
| September 25, 2024 | Cutthroat Trout | 835 | 4.17 in | report |
| August 29, 2023 | Cutthroat Trout | 2,000 | 2.97 in | report |
| August 8, 2022 | Cutthroat Trout | 2,000 | 2.74 in | report |
| August 6, 2021 | Cutthroat Trout | 2,210 | 3.01 in | report |
| July 28, 2020 | Cutthroat Trout | 2,200 | 2.83 in | report |
| August 7, 2018 | Cutthroat Trout | 2,000 | 2.33 in | report |
| July 18, 2016 | Cutthroat Trout | 1,750 | 7.7 in | report |
| September 3, 2014 | Cutthroat Trout | 1,000 | 3 in | report |
| September 3, 2014 | Cutthroat Trout | 500 | 12 in | report |
| May 14, 2012 | Cutthroat Trout | 1,500 | 7.4 in | report |
Access and facts
- Water type
- reservoir
- Nearest town
- Chinook
From Chinook take Clear Creek Rd (MT 529) south 23.3 miles, turn left on a two-track and go about 2.4 miles to the water.
Drafted by AI from the cited sources and checked before publishing.
Advisories, closures, regulations and water conditions change. Check the Montana Fish, Wildlife & Parks before you go.
Nearest lakes
Common questions
What fish are at Ross Reservoir?
Fishing Ross Reservoir usually means Cutthroat Trout. All 11 plants on record are Cutthroat Trout. Cutthroat Trout was last stocked September 24, 2025, averaging 4.8 in. White Sucker is recorded here outside the stocking reports.
When is Ross Reservoir stocked?
Last stocked September 24, 2025. It is stocked about 0.8 times a year since 2012, most often in August and September. No plants recorded in 2013, 2015, 2017, and 2019.
How big are the fish stocked at Ross Reservoir?
Cutthroat Trout stocked at Ross Reservoir average 4.8 in.
How do you get on Ross Reservoir?
The nearest town is Chinook. From Chinook take Clear Creek Rd (MT 529) south 23.3 miles, turn left on a two-track and go about 2.4 miles to the water.
Which lakes near Ross Reservoir were stocked more recently?
H.C. Kuhr Reservoir (10.4 mi), Bearpaw Lake (10.6 mi), Grasshopper Reservoir (11 mi), Faber Reservoir (13.9 mi), and Cow Creek Reservoir (15.5 mi) were stocked more recently.