Portra Reservoir Fish Stocking
Montana · 1946–1982 on record
According to Montana fish & wildlife agency, Portra Reservoir was last stocked April 16, 1982 with Yellow Perch. Portra Reservoir has 6 stocking records on file, spanning 1946–1982, with about 53,080 fish stocked over that period.
When Portra Reservoir is stocked
Nearby stocked waters
Other stocked waters near Portra Reservoir, freshest activity first.
Knudsen Bros Pond
12 mi3 species · 13 records
Last stocked June 2025
Hofman Reservoir
18 mi2 species · 69 records
Last stocked May 2025
Crusch Reservoir
12 mi2 species · 30 records
Last stocked May 2025
Big Muddy Reservoir
23 mi2 species · 49 records
Last stocked May 2022
Lund Reservoir
23 mi1 species · 32 records
Last stocked April 2007
Bainville RR Pond #1
16 mi9 species · 28 records
Last stocked May 1996
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| April 16, 1982 | Yellow Perch | 100 | 7" | Montana fish & wildlife agency |
| June 13, 1979 | Northern Pike | 4,000 | 1" | Montana fish & wildlife agency |
| May 19, 1977 | Northern Pike | 3,000 | 2" | Montana fish & wildlife agency |
| April 25, 1966 | Rainbow Trout | 34,980 | 4" | Montana fish & wildlife agency |
| October 28, 1946 | Largemouth Bass | 1,000 | 3" | Montana fish & wildlife agency |
| September 19, 1946 | Bluegill | 10,000 | 1" | Montana fish & wildlife agency |
Frequently asked
When was Portra Reservoir last stocked?
According to Montana fish & wildlife agency, Portra Reservoir was last stocked April 16, 1982 with Yellow Perch.
What fish species are stocked in Portra Reservoir?
Portra Reservoir is stocked with Yellow Perch, Northern Pike, Rainbow Trout, Largemouth Bass, and Bluegill.
How often is Portra Reservoir stocked?
Portra Reservoir is stocked intermittently — 6 recorded stockings between 1946 and 1982.
How many fish have been stocked in Portra Reservoir?
About 53,080 fish have been stocked in Portra Reservoir across 6 recorded events since 1946, per Montana fish & wildlife agency.
What size are the fish stocked in Portra Reservoir?
Fish stocked in Portra Reservoir average about 3.0 inches, based on the sizes the agency reported.