Big Reservoir Fish Stocking
Montana · 1984–2025 on record
According to Montana fish & wildlife agency, Big Reservoir was last stocked May 17, 2025 with Rainbow Trout. Big Reservoir has 10 stocking records on file, spanning 1984–2025, with about 20,068 fish stocked over that period.
When Big Reservoir is stocked
Nearby stocked waters
Other stocked waters near Big Reservoir, freshest activity first.
Fort Peck Trout Pond
19 mi1 species · 11 records
Last stocked October 2025
Glasgow Base Pond
10 mi7 species · 114 records
Last stocked September 2025
Home Run Pond
13 mi4 species · 85 records
Last stocked September 2025
Atlas Reservoir
18 mi2 species · 12 records
Last stocked August 2025
Shoot Reservoir
19 mi3 species · 42 records
Last stocked June 2025
VR 009 Reservoir
10 mi4 species · 74 records
Last stocked May 2025
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 17, 2025 | Rainbow Trout | 2,500 | 3.17" | Montana fish & wildlife agency |
| May 15, 2024 | Rainbow Trout | 2,500 | 2.92" | Montana fish & wildlife agency |
| May 17, 2023 | Rainbow Trout | 2,500 | 2.63" | Montana fish & wildlife agency |
| May 11, 2022 | Rainbow Trout | 2,500 | 3.25" | Montana fish & wildlife agency |
| July 2, 2021 | Rainbow Trout | 2,500 | 3.49" | Montana fish & wildlife agency |
| July 1, 1990 | Fathead Minnow | 4,000 | 2.3" | Montana fish & wildlife agency |
| May 29, 1986 | Black Crappie | 1,580 | 3" | Montana fish & wildlife agency |
| May 19, 1986 | Fathead Minnow | 700 | 2" | Montana fish & wildlife agency |
Show 2 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| April 10, 1986 | Yellow Perch | 288 | 8" | Montana fish & wildlife agency |
| July 20, 1984 | Fathead Minnow | 1,000 | 2" | Montana fish & wildlife agency |
Frequently asked
When was Big Reservoir last stocked?
According to Montana fish & wildlife agency, Big Reservoir was last stocked May 17, 2025 with Rainbow Trout.
What fish species are stocked in Big Reservoir?
Big Reservoir is stocked with Rainbow Trout, Fathead Minnow, Black Crappie, and Yellow Perch.
How often is Big Reservoir stocked?
Big Reservoir is stocked intermittently — 10 recorded stockings between 1984 and 2025.
How many fish have been stocked in Big Reservoir?
About 20,068 fish have been stocked in Big Reservoir across 10 recorded events since 1984, per Montana fish & wildlife agency.
What size are the fish stocked in Big Reservoir?
Fish stocked in Big Reservoir average about 3.3 inches, based on the sizes the agency reported.