Atlas Reservoir Fish Stocking
Montana · 1987–2025 on record
According to Montana fish & wildlife agency, Atlas Reservoir was last stocked August 26, 2025 with Largemouth Bass. Atlas Reservoir has 12 stocking records on file, spanning 1987–2025, with about 64,269 fish stocked over that period.
When Atlas Reservoir is stocked
Atlas Reservoir is typically stocked in summer, most often in May — 3 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Atlas Reservoir, freshest activity first.
Glasgow Base Pond
8 mi7 species · 114 records
Last stocked September 2025
Nelson Reservoir
5 mi11 species · 209 records
Last stocked June 2025
Hose Reservoir
11 mi1 species · 37 records
Last stocked June 2025
VR 009 Reservoir
8 mi4 species · 74 records
Last stocked May 2025
Forsman Reservoir
6 mi5 species · 14 records
Last stocked July 2007
Chapman Reservoir
17 mi1 species · 1 records
Last stocked July 1994
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| August 26, 2025 | Largemouth Bass | 750 | 1.84" | Montana fish & wildlife agency |
| August 21, 2024 | Largemouth Bass | 750 | 1.5" | Montana fish & wildlife agency |
| July 26, 2011 | Largemouth Bass | 1,000 | 1.5" | Montana fish & wildlife agency |
| July 17, 2007 | Largemouth Bass | 1,000 | 1.2" | Montana fish & wildlife agency |
| July 21, 2006 | Largemouth Bass | 2,000 | 2.6" | Montana fish & wildlife agency |
| June 7, 1990 | Fathead Minnow | 11,025 | 2" | Montana fish & wildlife agency |
| May 17, 1989 | Largemouth Bass | 600 | 5" | Montana fish & wildlife agency |
| May 25, 1988 | Fathead Minnow | 33,687 | 2" | Montana fish & wildlife agency |
Show 4 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 19, 1988 | Largemouth Bass | 865 | 5" | Montana fish & wildlife agency |
| April 7, 1988 | Fathead Minnow | 6,000 | 2" | Montana fish & wildlife agency |
| April 7, 1988 | Fathead Minnow | 6,000 | 2" | Montana fish & wildlife agency |
| September 30, 1987 | Largemouth Bass | 592 | 5" | Montana fish & wildlife agency |
Frequently asked
When was Atlas Reservoir last stocked?
According to Montana fish & wildlife agency, Atlas Reservoir was last stocked August 26, 2025 with Largemouth Bass.
What fish species are stocked in Atlas Reservoir?
Atlas Reservoir is stocked with Largemouth Bass and Fathead Minnow.
What time of year is Atlas Reservoir stocked?
Atlas Reservoir is typically stocked in summer, most often in May.
How often is Atlas Reservoir stocked?
Atlas Reservoir is stocked intermittently — 12 recorded stockings between 1987 and 2025.
How many fish have been stocked in Atlas Reservoir?
About 64,269 fish have been stocked in Atlas Reservoir across 12 recorded events since 1987, per Montana fish & wildlife agency.
What size are the fish stocked in Atlas Reservoir?
Fish stocked in Atlas Reservoir average about 2.6 inches, based on the sizes the agency reported.