Mission Lake fishing

Fishing at Mission Lake has Brown Trout on the stocking report. It is stocked about 0.9 times a year since 2011, most often in May and June. Species guides list dawn, day, and dusk as the active times.

Last stocked

May 12, 2026

Plants on record

14

Since 2011

Species recorded

1

Average size

4 in

Elevation

3,962.6 ft

How Mission Lake is stocked

The first plant of the year usually falls in the first week of June. In 2026 it was May 12, 2026, earlier than usual.

No plants recorded in 2018, 2020, and 2022.

Fish at Mission Lake

Fishing Mission Lake is most likely to be for Brown Trout. All 14 plants on record are Brown Trout.

Around the dates Mission Lake is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 59.4°F in June, 51.1°F in May. That is air temperature at these coordinates, not water temperature. Open-Meteo

Brown Trout 14 plants
Plants
14 of 14
Last stocked
May 12, 2026
Average length
4 in

Seasons and rigs are on the Brown Trout guide.

Fish stocked per year

  • 15,1552011
  • 15,0712012
  • 14,9982013
  • 15,0942014
  • 14,8412015
  • 15,1002016
  • 17,8492017
  • 10,4672019
  • 11,3732021
  • 13,2412023
  • 11,4352024
  • 11,7482025
  • 12,8922026

Stocking history

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
May 12, 2026 Brown Trout 12,892 3.36 in report
May 20, 2025 Brown Trout 11,748 3.7 in report
May 16, 2024 Brown Trout 11,435 3.43 in report
May 17, 2023 Brown Trout 13,241 3.73 in report
June 8, 2021 Brown Trout 11,373 4.74 in report
June 5, 2019 Brown Trout 10,467 4.14 in report
June 7, 2017 Brown Trout 17,849 4.44 in report
June 7, 2016 Brown Trout 15,100 4.22 in report
June 8, 2015 Brown Trout 688 4.28 in report
June 8, 2015 Brown Trout 14,153 4.13 in report
May 27, 2014 Brown Trout 15,094 3.81 in report
June 7, 2013 Brown Trout 14,998 3.85 in report
June 14, 2012 Brown Trout 15,071 3.97 in report
June 15, 2011 Brown Trout 15,155 4.08 in report

Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

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