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Stocked last season

Holter Reservoir Fish Stocking

Montana · 1931 to 2025 on record

According to FWP records, Holter Reservoir has 1,167 stocking records on file across 3 species. The most recent stocking season represented is 2025.

Holter Reservoir stocking
Holter Reservoir photo
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1,167
Stocking records
21,266,489
Fish reported stocked
3
Species
2025
Latest season

Stocking activity by season

85 seasons on record, most in the 2013 (36 records). Click a bar to jump to that season below.

21 records
2025 · 214,840 fish
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025

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 85 seasons — the full history is listed below.

Most-stocked species

Rainbow Trout 1,124 records
Brown Trout 23 records
Kokanee 20 records

Location

46.9424, -111.9588

Get directions OpenStreetMap →

Stocking history

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

SpeciesFish stockedSizePhase
Rainbow Trout 12,929 7.65 in Arlee
Rainbow Trout 12,929 7.65 in Arlee
Rainbow Trout 11,256 7.85 in Eagle Lake
Rainbow Trout 9,971 8.35 in Eagle Lake
Rainbow Trout 8,568 8.23 in Eagle Lake
Rainbow Trout 9,025 8.57 in Eagle Lake
Rainbow Trout 1,083 8.57 in Eagle Lake
Rainbow Trout 9,792 8.23 in Eagle Lake
Rainbow Trout 9,949 8.27 in Eagle Lake
Rainbow Trout 9,600 8.28 in Eagle Lake
Rainbow Trout 9,239 8.36 in Eagle Lake
Rainbow Trout 9,971 8.35 in Eagle Lake
Rainbow Trout 5,661 8.8 in Eagle Lake
Rainbow Trout 12,264 7.63 in Arlee
Rainbow Trout 12,312 7.62 in Arlee
Rainbow Trout 12,275 7.68 in Arlee
Rainbow Trout 12,546 7.73 in Arlee
Rainbow Trout 12,192 7.65 in Arlee
Rainbow Trout 11,640 7.77 in Arlee
Rainbow Trout 12,950 7.6 in Arlee
Rainbow Trout 8,688 8.56 in Eagle Lake

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

Quick facts

Latest season 2025
Most stocked Rainbow Trout
Species Rainbow Trout, Brown Trout, Kokanee
Seasons on record 1931 – 2025
Fish reported 21,266,489
Coordinates 46.9424, -111.9588

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

State: Montana 3.9 mi
Willow Creek
286 records · 6 species
Latest 2007
State: Montana 6.2 mi
Little Prickly Pear Creek
100 records · 4 species
Latest 1969
State: Montana 7.9 mi
Lyons Creek
14 records · 3 species
Latest 1951
State: Montana 9.1 mi
Craig Pond
1 records · 1 species
Latest 1971
State: Montana 11.5 mi
Pollack Pond
21 records · 1 species
Latest 1981
State: Montana 11.6 mi
Stickney Creek
4 records · 1 species
Latest 1941

Frequently asked questions

FWP records show Holter Reservoir stocked with Rainbow Trout, Brown Trout, Kokanee.

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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