Corwin Reservoir Fish Stocking
Montana · 1954–1954 on record
According to Montana fish & wildlife agency, Corwin Reservoir was last stocked October 6, 1954 with Bluegill. Corwin Reservoir has 2 stocking records on file, spanning 1954–1954, with about 600 fish stocked over that period.
Nearby stocked waters
Other stocked waters near Corwin Reservoir, freshest activity first.
Dry Blood Reservoir
12 mi2 species · 18 records
Last stocked October 2025
Cow Creek Reservoir
7 mi7 species · 72 records
Last stocked October 2025
Payola Reservoir
7 mi1 species · 33 records
Last stocked August 2025
South Fork Blood Reservoir
10 mi1 species · 26 records
Last stocked August 2025
Petrolia Reservoir
9 mi8 species · 74 records
Last stocked June 2025
Box Elder Creek Reservoir
2 mi2 species · 54 records
Last stocked June 2025
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| October 6, 1954 | Bluegill | 500 | 2" | Montana fish & wildlife agency |
| October 6, 1954 | Largemouth Bass | 100 | 4" | Montana fish & wildlife agency |
Frequently asked
When was Corwin Reservoir last stocked?
According to Montana fish & wildlife agency, Corwin Reservoir was last stocked October 6, 1954 with Bluegill.
What fish species are stocked in Corwin Reservoir?
Corwin Reservoir is stocked with Bluegill and Largemouth Bass.
How often is Corwin Reservoir stocked?
Corwin Reservoir has been stocked about 2 times a year — 2 recorded stockings between 1954 and 1954.
How many fish have been stocked in Corwin Reservoir?
About 600 fish have been stocked in Corwin Reservoir across 2 recorded events since 1954, per Montana fish & wildlife agency.
What size are the fish stocked in Corwin Reservoir?
Fish stocked in Corwin Reservoir average about 3.0 inches, based on the sizes the agency reported.