Square Butte Reservoir Fish Stocking
Montana · 1969–1976 on record
According to Montana fish & wildlife agency, Square Butte Reservoir was last stocked April 20, 1976 with Rainbow Trout. Square Butte Reservoir has 3 stocking records on file, spanning 1969–1976, with about 6,302 fish stocked over that period.
Nearby stocked waters
Other stocked waters near Square Butte Reservoir, freshest activity first.
Shallow Reservoir
2 mi2 species · 24 records
Last stocked September 2025
Bresaylor Reservoir
4 mi1 species · 10 records
Last stocked August 2025
Lark Reservoir
4 mi3 species · 32 records
Last stocked August 2025
Snag Retention Reservoir
3 mi1 species · 6 records
Last stocked May 2025
Rebate Reservoir
5 mi2 species · 21 records
Last stocked May 2025
Batosh Reservoir
5 mi1 species · 21 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 |
|---|---|---|---|---|
| April 20, 1976 | Rainbow Trout | 2,522 | 5" | Montana fish & wildlife agency |
| September 16, 1970 | Rainbow Trout | 1,680 | 5" | Montana fish & wildlife agency |
| May 5, 1969 | Rainbow Trout | 2,100 | 4" | Montana fish & wildlife agency |
Frequently asked
When was Square Butte Reservoir last stocked?
According to Montana fish & wildlife agency, Square Butte Reservoir was last stocked April 20, 1976 with Rainbow Trout.
What fish species are stocked in Square Butte Reservoir?
Square Butte Reservoir is stocked with Rainbow Trout.
How often is Square Butte Reservoir stocked?
Square Butte Reservoir is stocked intermittently — 3 recorded stockings between 1969 and 1976.
How many fish have been stocked in Square Butte Reservoir?
About 6,302 fish have been stocked in Square Butte Reservoir across 3 recorded events since 1969, per Montana fish & wildlife agency.
What size are the fish stocked in Square Butte Reservoir?
Fish stocked in Square Butte Reservoir average about 4.7 inches, based on the sizes the agency reported.