Home/ Montana/ Twelvemile Lake
Stocked last season

Twelvemile Lake Fish Stocking

Montana · 1952 to 2023 on record

According to FWP records, Twelvemile Lake has 13 stocking records on file across 2 species. The most recent stocking season represented is 2023.

Twelvemile Lake stocking
Twelvemile Lake photo
replace with photo
13
Stocking records
13,658
Fish reported stocked
2
Species
2023
Latest season

Stocking activity by season

13 seasons on record, most in the 2023 (1 records). Click a bar to jump to that season below.

1 records
2023 · 350 fish
1952
1966
1968
1971
1977
1984
1990
2002
2007
2012
2017
2019
2023

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

Westslope Cutthroat Trout 10 records
Cutthroat Trout 3 records

Location

46.1636, -114.4549

Get directions OpenStreetMap →

Stocking history

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

SpeciesFish stockedSizePhase
Westslope Cutthroat Trout 350 1.79 in Anaconda

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

Quick facts

Latest season 2023
Most stocked Westslope Cutthroat Trout
Species Westslope Cutthroat Trout, Cutthroat Trout
Seasons on record 1952 – 2023
Fish reported 13,658
Coordinates 46.1636, -114.4549

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 Twelvemile Lake stocked with Westslope Cutthroat Trout, Cutthroat Trout.

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.

Report an issue →