Clark Canyon Reservoir

Clark Canyon Reservoir fishing

Fishing at Clark Canyon Reservoir is on a reservoir, stocked with Rainbow Trout. It is stocked about 5.5 times a year since 2011, most often in June and July. Species guides list dawn and dusk as the active times.

Last stocked

July 17, 2025

Plants on record

82

Since 2011

Species recorded

1

Average size

4.3 in

Elevation

5,554.4 ft

Access and facts

Water type
reservoir
Nearest town
Dillon

An earthfill dam reservoir on the Beaverhead River about 20 miles south of Dillon, built by the Bureau of Reclamation. It floods the historic Camp Fortunate site from the Lewis and Clark Expedition and is stocked with trout.

Sources: water_type , shore_notes , nearest_town , photos , fishing_notes

View larger map · Open on Google Maps

How Clark Canyon Reservoir is stocked

The first plant of the year usually falls in the first week of July. In 2025 it was July 1, 2025, about when it usually is.

Ruby River Reservoir (40.8 mi) was stocked more recently. Ruby River Reservoir is also stocked with Rainbow Trout.

Fish at Clark Canyon Reservoir

Fishing Clark Canyon Reservoir is most likely to be for Rainbow Trout. All 82 plants on record are Rainbow Trout.

Around the dates Clark Canyon Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 69.6°F in July, 59.7°F in June, 67.2°F in August, 48.9°F in May. That is air temperature at these coordinates, not water temperature. Open-Meteo

Rainbow Trout 82 plants
Plants
82 of 82
Last stocked
July 17, 2025
Average length
4.3 in

Seasons and rigs are on the Rainbow Trout guide.

Fishing Clark Canyon Reservoir

Fishing is a popular activity on Clark Canyon Reservoir, the body of water created by the Clark Canyon Dam. This reservoir is regularly stocked with fish, which attracts anglers to its waters in Beaverhead County, Montana.

Sources: en.wikipedia.org

Fish stocked per year

  • 277,5752011
  • 266,2042012
  • 139,5272013
  • 272,4512014
  • 228,4412015
  • 303,5892016
  • 179,3522017
  • 204,4232018
  • 293,5502019
  • 303,9332020
  • 447,3222021
  • 88,5282022
  • 88,5062023
  • 187,2412024
  • 244,5152025

Stocking history

Showing 15 of 82 plants Showing 82 plants

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
July 17, 2025 Rainbow Trout 105,715 2.2 in report
July 17, 2025 Rainbow Trout 20,063 5.38 in report
July 17, 2025 Rainbow Trout 23,208 4.73 in report
July 10, 2025 Rainbow Trout 37,996 5.7 in report
July 10, 2025 Rainbow Trout 28,497 5.7 in report
July 1, 2025 Rainbow Trout 6,768 8.59 in report
July 1, 2025 Rainbow Trout 8,234 3.87 in report
July 1, 2025 Rainbow Trout 7,080 8.76 in report
July 1, 2025 Rainbow Trout 6,954 8.66 in report
July 8, 2024 Rainbow Trout 158,184 2.39 in report
July 1, 2024 Rainbow Trout 11,671 8.05 in report
July 1, 2024 Rainbow Trout 3,876 6.21 in report
June 20, 2024 Rainbow Trout 13,510 5.81 in report
July 26, 2023 Rainbow Trout 71,388 2.71 in report
July 26, 2023 Rainbow Trout 7,608 2.82 in report
July 26, 2023 Rainbow Trout 9,510 4.22 in report
June 13, 2022 Rainbow Trout 88,528 2.58 in report
July 28, 2021 Rainbow Trout 82,316 2.39 in report
July 28, 2021 Rainbow Trout 84,000 2.61 in report
July 28, 2021 Rainbow Trout 72,402 2.46 in report
July 12, 2021 Rainbow Trout 35,310 4.17 in report
July 8, 2021 Rainbow Trout 101,400 3.4 in report
July 6, 2021 Rainbow Trout 36,014 4.14 in report
July 6, 2021 Rainbow Trout 35,880 4.14 in report
July 20, 2020 Rainbow Trout 14,975 4.87 in report
July 15, 2020 Rainbow Trout 38,493 4.73 in report
July 13, 2020 Rainbow Trout 31,388 4.72 in report
July 13, 2020 Rainbow Trout 37,420 4.7 in report
July 6, 2020 Rainbow Trout 5,458 4.54 in report
July 6, 2020 Rainbow Trout 40,747 4.54 in report
July 6, 2020 Rainbow Trout 16,068 5.58 in report
June 4, 2020 Rainbow Trout 70,676 3.34 in report
June 4, 2020 Rainbow Trout 33,898 3.19 in report
May 18, 2020 Rainbow Trout 14,810 5.3 in report
July 24, 2019 Rainbow Trout 8,125 4.64 in report
July 17, 2019 Rainbow Trout 40,380 4.52 in report
July 17, 2019 Rainbow Trout 307 11.26 in report
July 17, 2019 Rainbow Trout 24,534 3.64 in report
July 15, 2019 Rainbow Trout 46,562 4.03 in report
July 1, 2019 Rainbow Trout 60,608 4.04 in report
July 1, 2019 Rainbow Trout 5,980 5.51 in report
July 1, 2019 Rainbow Trout 53,032 4.04 in report
July 1, 2019 Rainbow Trout 6,719 5.51 in report
June 20, 2019 Rainbow Trout 21,660 5.61 in report
June 20, 2019 Rainbow Trout 25,643 5.46 in report
August 6, 2018 Rainbow Trout 35,268 3.19 in report
August 6, 2018 Rainbow Trout 45,000 3.03 in report
July 11, 2018 Rainbow Trout 21,644 4.32 in report
July 2, 2018 Rainbow Trout 59,203 4.19 in report
July 2, 2018 Rainbow Trout 43,308 4.1 in report
August 28, 2017 Rainbow Trout 35,178 3.59 in report
August 28, 2017 Rainbow Trout 4,722 4.15 in report
August 28, 2017 Rainbow Trout 43,708 3.45 in report
July 10, 2017 Rainbow Trout 49,011 4.42 in report
July 10, 2017 Rainbow Trout 46,733 4.36 in report
July 18, 2016 Rainbow Trout 70,349 3.38 in report
July 18, 2016 Rainbow Trout 74,244 3.38 in report
July 13, 2016 Rainbow Trout 53,426 3.96 in report
July 11, 2016 Rainbow Trout 48,397 3.98 in report
July 11, 2016 Rainbow Trout 57,173 3.92 in report
August 17, 2015 Rainbow Trout 79,349 2.93 in report
August 17, 2015 Rainbow Trout 68,642 3.04 in report
June 17, 2015 Rainbow Trout 43,227 4.57 in report
June 17, 2015 Rainbow Trout 37,223 4.59 in report
August 18, 2014 Rainbow Trout 99,897 2.97 in report
August 18, 2014 Rainbow Trout 69,095 3.02 in report
July 14, 2014 Rainbow Trout 54,560 4.18 in report
July 14, 2014 Rainbow Trout 48,899 4.16 in report
August 12, 2013 Rainbow Trout 68,529 2.89 in report
July 15, 2013 Rainbow Trout 36,179 4.24 in report
July 15, 2013 Rainbow Trout 34,819 4.26 in report
July 26, 2012 Rainbow Trout 109,477 2.12 in report
July 5, 2012 Rainbow Trout 39,571 4.07 in report
July 2, 2012 Rainbow Trout 59,798 3.93 in report
July 2, 2012 Rainbow Trout 57,358 3.91 in report
June 29, 2011 Rainbow Trout 36,523 3.91 in report
June 29, 2011 Rainbow Trout 36,040 3.89 in report
June 29, 2011 Rainbow Trout 13,500 4.37 in report
June 27, 2011 Rainbow Trout 39,508 4.46 in report
June 15, 2011 Rainbow Trout 50,136 4.15 in report
June 13, 2011 Rainbow Trout 51,041 4.05 in report
June 13, 2011 Rainbow Trout 50,827 4.02 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.

Nearest lakes