Gasvoda Reservoir Fish Stocking
Montana · 2014–2025 on record
According to Montana fish & wildlife agency, Gasvoda Reservoir was last stocked August 12, 2025 with Largemouth Bass. Gasvoda Reservoir has 19 stocking records on file, spanning 2014–2025, with about 20,050 fish stocked over that period.
When Gasvoda Reservoir is stocked
Gasvoda Reservoir is typically stocked in summer, most often in June — 10 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Gasvoda Reservoir, freshest activity first.
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2 mi2 species · 20 records
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13 mi2 species · 24 records
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Crow Coulee Reservoir
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Lanning Reservoir
4 mi2 species · 26 records
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Pegar Reservoir
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Pilot Rock Res
7 mi1 species · 11 records
Last stocked May 2005
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| August 12, 2025 | Largemouth Bass | 500 | 1.86" | Montana fish & wildlife agency |
| June 27, 2025 | Rainbow Trout | 1,500 | 6.02" | Montana fish & wildlife agency |
| June 11, 2024 | Rainbow Trout | 1,500 | 5.8" | Montana fish & wildlife agency |
| July 27, 2023 | Largemouth Bass | 500 | 1.8" | Montana fish & wildlife agency |
| June 21, 2023 | Rainbow Trout | 1,500 | 5.66" | Montana fish & wildlife agency |
| June 9, 2022 | Rainbow Trout | 1,500 | 5.66" | Montana fish & wildlife agency |
| July 22, 2021 | Largemouth Bass | 500 | 1.92" | Montana fish & wildlife agency |
| June 3, 2021 | Rainbow Trout | 1,500 | 4.99" | Montana fish & wildlife agency |
Show 11 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 3, 2020 | Rainbow Trout | 1,500 | 3.52" | Montana fish & wildlife agency |
| July 27, 2019 | Largemouth Bass | 500 | 1.55" | Montana fish & wildlife agency |
| June 5, 2019 | Rainbow Trout | 1,500 | 5.2" | Montana fish & wildlife agency |
| June 8, 2018 | Rainbow Trout | 1,500 | 5.3" | Montana fish & wildlife agency |
| August 2, 2017 | Largemouth Bass | 500 | 3.03" | Montana fish & wildlife agency |
| June 6, 2017 | Rainbow Trout | 1,500 | 6.05" | Montana fish & wildlife agency |
| October 18, 2016 | Rainbow Trout | 250 | 8.56" | Montana fish & wildlife agency |
| July 22, 2015 | Largemouth Bass | 800 | 2.07" | Montana fish & wildlife agency |
| June 9, 2015 | Rainbow Trout | 1,500 | 5.37" | Montana fish & wildlife agency |
| May 14, 2014 | Rainbow Trout | 1,000 | 7.06" | Montana fish & wildlife agency |
| May 14, 2014 | Rainbow Trout | 500 | 4.38" | Montana fish & wildlife agency |
Frequently asked
When was Gasvoda Reservoir last stocked?
According to Montana fish & wildlife agency, Gasvoda Reservoir was last stocked August 12, 2025 with Largemouth Bass.
What fish species are stocked in Gasvoda Reservoir?
Gasvoda Reservoir is stocked with Largemouth Bass and Rainbow Trout.
What time of year is Gasvoda Reservoir stocked?
Gasvoda Reservoir is typically stocked in summer, most often in June.
How often is Gasvoda Reservoir stocked?
Gasvoda Reservoir has been stocked about 2 times a year — 19 recorded stockings between 2014 and 2025.
How many fish have been stocked in Gasvoda Reservoir?
About 20,050 fish have been stocked in Gasvoda Reservoir across 19 recorded events since 2014, per Montana fish & wildlife agency.
What size are the fish stocked in Gasvoda Reservoir?
Fish stocked in Gasvoda Reservoir average about 4.5 inches, based on the sizes the agency reported.