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Stocked last season

Boulder River Fish Stocking

Montana · 1928 to 1983 on record

According to FWP records, Boulder River has 1,504 stocking records on file across 6 species. The most recent stocking season represented is 1983.

Boulder River stocking
Boulder River photo
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1,504
Stocking records
11,517,598
Fish reported stocked
6
Species
1983
Latest season

Stocking activity by season

55 seasons on record, most in the 1955 (100 records). Click a bar to jump to that season below.

2 records
1983 · 18,708 fish
1959
1960
1961
1962
1963
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1967
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1983

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. Showing the most recent 25 of 55 seasons — the full history is listed below.

Most-stocked species

Rainbow Trout 1,144 records
Cutthroat Trout 162 records
Brown Trout 118 records
Yellowstone Cutthroat Trout 70 records
Brook Trout 8 records

Location

45.8529, -109.9234

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Stocking history

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

SpeciesFish stockedSizePhase
Rainbow Trout 9,354 8 in Arlee
Rainbow Trout 9,354 8 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 1983
Most stocked Rainbow Trout
Species Rainbow Trout, Cutthroat Trout, Brown Trout, Yellowstone Cutthroat Trout, Brook Trout, Arctic Grayling
Seasons on record 1928 – 1983
Fish reported 11,517,598
Coordinates 45.8529, -109.9234

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 Boulder River stocked with Rainbow Trout, Cutthroat Trout, Brown Trout, Yellowstone Cutthroat Trout, Brook Trout, Arctic Grayling.

See something that looks off?

Every stocking record on StockedSpots is pulled directly from official state wildlife agency sources — you can see exactly where each state's data comes from on our data sources page. If a record looks wrong, or you'd like a page reviewed or removed, let us know and we'll look into it.

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