Clarks Reservoir fishing

Fishing at Clarks Reservoir has Rainbow Trout on the stocking report. It is stocked about 1.1 times a year since 2011, most often in April and May. Species guides list dawn and dusk as the active times.

Last stocked

May 12, 2025

Plants on record

17

Since 2011

Species recorded

1

Average size

2.8 in

Elevation

2,813.5 ft

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How Clarks Reservoir is stocked

The first plant of the year usually falls in the fourth week of April. In 2025 it was May 12, 2025, later than usual.

No plants recorded in 2013.

Silvertip Reservoir (5.5 mi) and Spotted Eagle Lake (35 mi) were stocked more recently. Silvertip Reservoir is also stocked with Rainbow Trout and Spotted Eagle Lake is also stocked with Rainbow Trout.

Fish at Clarks Reservoir

Fishing Clarks Reservoir is most likely to be for Rainbow Trout. All 17 plants on record are Rainbow Trout.

Around the dates Clarks Reservoir is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 42.9°F in April, 55.6°F in May, 66.9°F in June. That is air temperature at these coordinates, not water temperature. Open-Meteo

Rainbow Trout 17 plants
Plants
17 of 17
Last stocked
May 12, 2025
Average length
2.8 in

Seasons and rigs are on the Rainbow Trout guide.

Fish stocked per year

  • 4,0002011
  • 4,0002012
  • 6,5002014
  • 6,5002015
  • 4,0002016
  • 4,0002017
  • 4,0002018
  • 4,0002019
  • 2,2002020
  • 1,0002021
  • 2,0002022
  • 2,0002023
  • 2,0002024
  • 2,0002025

Stocking history

Showing 15 of 17 plants Showing 17 plants

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
May 12, 2025 Rainbow Trout 2,000 2.26 in report
May 22, 2024 Rainbow Trout 2,000 1.78 in report
May 18, 2023 Rainbow Trout 2,000 2.27 in report
April 26, 2022 Rainbow Trout 2,000 2 in report
May 19, 2021 Rainbow Trout 1,000 4.47 in report
May 8, 2020 Rainbow Trout 200 8.12 in report
April 21, 2020 Rainbow Trout 2,000 4.42 in report
May 15, 2019 Rainbow Trout 4,000 2.15 in report
May 1, 2018 Rainbow Trout 4,000 2.01 in report
April 11, 2017 Rainbow Trout 4,000 1.98 in report
April 4, 2016 Rainbow Trout 4,000 1.9 in report
June 9, 2015 Rainbow Trout 4,000 4 in report
April 8, 2015 Rainbow Trout 2,500 1.8 in report
April 18, 2014 Rainbow Trout 4,000 2 in report
April 16, 2014 Rainbow Trout 2,500 2 in report
April 26, 2012 Rainbow Trout 4,000 2.15 in report
April 20, 2011 Rainbow Trout 4,000 2 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