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Stocked last season

Castle Lake Fish Stocking

Montana · 1934 to 2013 on record

According to FWP records, Castle Lake has 38 stocking records on file across 5 species. The most recent stocking season represented is 2013.

Castle Lake stocking
Castle Lake photo
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38
Stocking records
95,409
Fish reported stocked
5
Species
2013
Latest season

Stocking activity by season

30 seasons on record, most in the 2013 (2 records). Click a bar to jump to that season below.

2 records
2013 · 998 fish
1966
1969
1973
1975
1977
1979
1981
1982
1983
1985
1987
1989
1991
1993
1995
1997
1998
1999
2001
2004
2007
2009
2010
2011
2013

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 30 seasons — the full history is listed below.

Most-stocked species

Westslope Cutthroat Trout 16 records
Yellowstone Cutthroat Trout 16 records
Cutthroat Trout 3 records
Rainbow Trout 2 records
Arctic Grayling 1 record

Location

46.4403, -110.7127

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Stocking history

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

SpeciesFish stockedSizePhase
Westslope Cutthroat Trout 499 1.85 in Anaconda
Westslope Cutthroat Trout 499 1.85 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 2013
Most stocked Westslope Cutthroat Trout
Species Westslope Cutthroat Trout, Yellowstone Cutthroat Trout, Cutthroat Trout, Rainbow Trout, Arctic Grayling
Seasons on record 1934 – 2013
Fish reported 95,409
Coordinates 46.4403, -110.7127

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 Castle Lake stocked with Westslope Cutthroat Trout, Yellowstone Cutthroat Trout, Cutthroat Trout, Rainbow 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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