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Stocked last season

Flat Lake Fish Stocking

Montana · 1973 to 2013 on record

According to FWP records, Flat Lake has 65 stocking records on file across 5 species. The most recent stocking season represented is 2013.

Flat Lake stocking
Flat Lake photo
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65
Stocking records
147,115
Fish reported stocked
5
Species
2013
Latest season

Stocking activity by season

33 seasons on record, most in the 1976 (4 records). Click a bar to jump to that season below.

1 records
2013 · 1,000 fish
1981
1982
1984
1985
1986
1987
1988
1989
1990
1993
1994
1995
1996
1997
1998
1999
2000
2001
2003
2004
2006
2010
2011
2012
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 33 seasons — the full history is listed below.

Most-stocked species

Rainbow Trout 59 records
Largemouth Bass 2 records
Walleye 2 records
Fathead Minnow 1 record
Northern Pike 1 record

Location

48.0182, -106.3728

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Stocking history

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

SpeciesFish stockedSizePhase
Rainbow Trout 1,000 6.69 in Arlee X Erwin - Ennis

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 Rainbow Trout
Species Rainbow Trout, Largemouth Bass, Walleye, Fathead Minnow, Northern Pike
Seasons on record 1973 – 2013
Fish reported 147,115
Coordinates 48.0182, -106.3728

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 Flat Lake stocked with Rainbow Trout, Largemouth Bass, Walleye, Fathead Minnow, Northern Pike.

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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