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Stocked last season

Cook Reservoir 1 Fish Stocking

Montana · 1966 to 1997 on record

According to FWP records, Cook Reservoir 1 has 19 stocking records on file across 2 species. The most recent stocking season represented is 1997.

Cook Reservoir 1 stocking
Cook Reservoir 1 photo
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19
Stocking records
22,266
Fish reported stocked
2
Species
1997
Latest season

Stocking activity by season

19 seasons on record, most in the 1997 (1 records). Click a bar to jump to that season below.

1 records
1997 · 1,260 fish
1966
1968
1977
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997

Stocking records per season (labelled by the season's end year). Montana's source reports by season, so records aren't broken out by month.

Most-stocked species

Rainbow Trout 18 records
Yellowstone Cutthroat Trout 1 record

Location

46.4558, -111.0511

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Stocking history

Values shown exactly as the agency reported them; species names are normalized for search.

SpeciesFish stockedSizePhase
Rainbow Trout 1,260 4.2 in Arlee

A stocking record does not guarantee fish remain present or may legally be harvested. Check current Montana fishing regulations →

Quick facts

Latest season 1997
Most stocked Rainbow Trout
Species Rainbow Trout, Yellowstone Cutthroat Trout
Seasons on record 1966 – 1997
Fish reported 22,266
Coordinates 46.4558, -111.0511

Data source

Compiled from public records published by the Montana Fish, Wildlife & Parks. StockedSpots is independent and not affiliated with or endorsed by FWP.

Source: Montana Fish, Wildlife & Parks (FWP). Data last checked September 1, 2026.
View FWP source →

Nearby stocked waters

Frequently asked questions

FWP records show Cook Reservoir 1 stocked with Rainbow Trout, Yellowstone Cutthroat Trout.

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