Montana stocking report
Gasvoda Reservoir
Last reported stocking
The latest reported stocking at Gasvoda Reservoir was on August 12, 2025: 500 Largemouth Bass (1.86 in avg).
Record last checked: . This is not a stocking date.
Source: Montana Fish, Wildlife & Parks.
A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.
No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.
Location map
Gasvoda Reservoir location context
Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.
Before you go
Plan a trip to Gasvoda Reservoir
Check the latest report
Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.
Check access and fishing rules
Use Montana's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.
Choose the right location
The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.
Get stocking alerts for this waterAgency records
Stocking history
19 records from May 14, 2014 to August 12, 2025. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.
2025 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| August 12, 2025 reported | Largemouth Bass | 500 | 1.86 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 27, 2025 reported | Rainbow Trout | 1,500 | 6.0200000000000005 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2024 1 record
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| June 11, 2024 reported | Rainbow Trout | 1,500 | 5.8 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2023 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| July 27, 2023 reported | Largemouth Bass | 500 | 1.8 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 21, 2023 reported | Rainbow Trout | 1,500 | 5.66 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2022 1 record
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| June 9, 2022 reported | Rainbow Trout | 1,500 | 5.66 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2021 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| July 22, 2021 reported | Largemouth Bass | 500 | 1.92 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 3, 2021 reported | Rainbow Trout | 1,500 | 4.99 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2020 1 record
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| June 3, 2020 reported | Rainbow Trout | 1,500 | 3.52 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2019 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| July 27, 2019 reported | Largemouth Bass | 500 | 1.55 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 5, 2019 reported | Rainbow Trout | 1,500 | 5.2 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2018 1 record
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| June 8, 2018 reported | Rainbow Trout | 1,500 | 5.3 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2017 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| August 2, 2017 reported | Largemouth Bass | 500 | 3.0300000000000002 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 6, 2017 reported | Rainbow Trout | 1,500 | 6.05 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2016 1 record
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| October 18, 2016 reported | Rainbow Trout | 250 | 8.56 in avg | Big Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2015 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| July 22, 2015 reported | Largemouth Bass | 800 | 2.07 in avg | Miles City Fish Hatchery | Montana Fish, Wildlife & Parks |
| June 9, 2015 reported | Rainbow Trout | 1,500 | 5.37 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
2014 2 records
| Date / status | Species | Fish | Size | Hatchery | Source |
|---|---|---|---|---|---|
| May 14, 2014 reported | Rainbow Trout | 500 | 4.38 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
| May 14, 2014 reported | Rainbow Trout | 1,000 | 7.0600000000000005 in avg | Giant Springs Trout Hatchery | Montana Fish, Wildlife & Parks |
Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.
Data source: Montana Fish, Wildlife & Parks. A record for this water was last checked on . This check date is not a stocking date.
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