Grandey Lake Fish Stocking
Montana · 1960–1981 on record
According to Montana fish & wildlife agency, Grandey Lake was last stocked March 26, 1981 with Rainbow Trout. Grandey Lake has 12 stocking records on file, spanning 1960–1981, with about 10,850 fish stocked over that period.
When Grandey Lake is stocked
Grandey Lake is typically stocked in spring, most often in May — 4 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Grandey Lake, freshest activity first.
Marshall Reservoir
12 mi3 species · 13 records
Last stocked August 2025
Ayers Pond
16 mi2 species · 8 records
Last stocked August 2025
Beardsley Lake
14 mi3 species · 25 records
Last stocked May 2025
Coal Creek Reservoir
9 mi2 species · 5 records
Last stocked April 2022
Singleton Reservoir
13 mi2 species · 9 records
Last stocked July 2020
Beardsley Pond
14 mi1 species · 31 records
Last stocked June 2020
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| March 26, 1981 | Rainbow Trout | 1,000 | 2" | Montana fish & wildlife agency |
| April 27, 1979 | Rainbow Trout | 600 | 3" | Montana fish & wildlife agency |
| April 15, 1977 | Rainbow Trout | 600 | 3" | Montana fish & wildlife agency |
| May 4, 1976 | Rainbow Trout | 1,000 | 4" | Montana fish & wildlife agency |
| May 29, 1975 | Rainbow Trout | 600 | 4" | Montana fish & wildlife agency |
| April 4, 1973 | Rainbow Trout | 600 | 2" | Montana fish & wildlife agency |
| June 23, 1971 | Rainbow Trout | 600 | 3" | Montana fish & wildlife agency |
| May 7, 1969 | Rainbow Trout | 600 | 3" | Montana fish & wildlife agency |
Show 4 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 11, 1964 | Rainbow Trout | 1,500 | 2" | Montana fish & wildlife agency |
| October 6, 1960 | Bluegill | 3,000 | 1" | Montana fish & wildlife agency |
| July 25, 1960 | Largemouth Bass | 150 | 2" | Montana fish & wildlife agency |
| July 25, 1960 | Largemouth Bass | 600 | 2" | Montana fish & wildlife agency |
Frequently asked
When was Grandey Lake last stocked?
According to Montana fish & wildlife agency, Grandey Lake was last stocked March 26, 1981 with Rainbow Trout.
What fish species are stocked in Grandey Lake?
Grandey Lake is stocked with Rainbow Trout, Bluegill, and Largemouth Bass.
What time of year is Grandey Lake stocked?
Grandey Lake is typically stocked in spring, most often in May.
How often is Grandey Lake stocked?
Grandey Lake is stocked intermittently — 12 recorded stockings between 1960 and 1981.
How many fish have been stocked in Grandey Lake?
About 10,850 fish have been stocked in Grandey Lake across 12 recorded events since 1960, per Montana fish & wildlife agency.
What size are the fish stocked in Grandey Lake?
Fish stocked in Grandey Lake average about 2.6 inches, based on the sizes the agency reported.