What species are stocked in Big Therriault Lake?

On record: Westslope Cutthroat Trout, Cutthroat Trout, Brook Trout, Coho Salmon. Source: Montana Fish, Wildlife & Parks.

Home / Montana / Lincoln County / Big Therriault Lake

Montana stocking report

Big Therriault Lake

50 records Last reported: August 17, 2024

Last reported stocking

The latest reported stocking at Big Therriault Lake was on August 17, 2024: 4,000 Westslope Cutthroat Trout (2 in avg).

Record last checked: 2026-07-24. This is not a stocking date.

Browse stocking history

Source: Montana Fish, Wildlife & Parks.

A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.

No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.

County: Lincoln
Species on record: Westslope Cutthroat Trout, Cutthroat Trout, Brook Trout, Coho Salmon
Records: 50 records
Official source: Montana Fish, Wildlife & Parks report

Location map

Big Therriault Lake location context

Agency coordinates · access unverified

Big Therriault LakeAgency coordinates Lower Thompson LakeAgency coordinates Spar LakeAgency coordinates Troy Kids PondAgency coordinates Eureka PondAgency coordinates

Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.

Before you go

Plan a trip to Big Therriault Lake

Check the latest report

Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.

Check access and fishing rules

Use Montana's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.

Choose the right location

The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.

Get stocking alerts for this water

Agency records

Stocking history

50 records from June 21, 1932 to August 17, 2024. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.

2024 1 record

2024 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 17, 2024 reported	Westslope Cutthroat Trout	4,000	2 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2023 1 record

2023 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 14, 2023 reported	Westslope Cutthroat Trout	4,250	1.1400000000000001 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2022 1 record

2022 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 11, 2022 reported	Westslope Cutthroat Trout	4,000	1.75 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2021 1 record

2021 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 19, 2021 reported	Westslope Cutthroat Trout	4,000	1.99 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2019 1 record

2019 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 5, 2019 reported	Westslope Cutthroat Trout	4,000	1.21 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2017 1 record

2017 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 7, 2017 reported	Westslope Cutthroat Trout	3,870	2 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

2015 1 record

2015 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 9, 2015 reported	Westslope Cutthroat Trout	3,599	1.83 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2014 1 record

2014 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 18, 2014 reported	Westslope Cutthroat Trout	4,327	1.26 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2012 1 record

2012 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 22, 2012 reported	Westslope Cutthroat Trout	3,604	1.52 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2011 1 record

2011 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 31, 2011 reported	Westslope Cutthroat Trout	4,050	1.47 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2010 1 record

2010 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 19, 2010 reported	Westslope Cutthroat Trout	3,200	1.27 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2009 1 record

2009 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 22, 2009 reported	Westslope Cutthroat Trout	4,050	3.88 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2008 2 records

2008 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 30, 2008 reported	Westslope Cutthroat Trout	3,682	4.7700000000000005 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 30, 2008 reported	Westslope Cutthroat Trout	385	10.120000000000001 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2007 1 record

2007 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 25, 2007 reported	Westslope Cutthroat Trout	2,314	1.23 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2005 3 records

2005 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 16, 2005 reported	Westslope Cutthroat Trout	1,028	8.22 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 15, 2005 reported	Westslope Cutthroat Trout	1,028	8.22 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 15, 2005 reported	Westslope Cutthroat Trout	2,058	3.65 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2003 1 record

2003 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 25, 2003 reported	Westslope Cutthroat Trout	6,080	4.22 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2001 1 record

2001 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 26, 2001 reported	Westslope Cutthroat Trout	4,242	4.5 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1999 1 record

1999 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 7, 1999 reported	Westslope Cutthroat Trout	5,628	3.9 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1997 1 record

1997 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 25, 1997 reported	Westslope Cutthroat Trout	4,167	4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1995 3 records

1995 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 30, 1995 reported	Westslope Cutthroat Trout	3,324	3.7 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 30, 1995 reported	Westslope Cutthroat Trout	816	4.1 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 28, 1995 reported	Westslope Cutthroat Trout	4,140	3.8000000000000003 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1993 1 record

1993 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 28, 1993 reported	Westslope Cutthroat Trout	3,097	3.7 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1991 1 record

1991 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 2, 1991 reported	Westslope Cutthroat Trout	2,994	4.4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1989 1 record

1989 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 21, 1989 reported	Westslope Cutthroat Trout	2,952	3.4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1987 1 record

1987 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 8, 1987 reported	Westslope Cutthroat Trout	5,002	6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1985 1 record

1985 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 9, 1985 reported	Westslope Cutthroat Trout	5,000	6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1984 1 record

1984 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 6, 1984 reported	Westslope Cutthroat Trout	5,003	6 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1981 1 record

1981 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 29, 1981 reported	Westslope Cutthroat Trout	6,016	4 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1980 1 record

1980 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 8, 1980 reported	Westslope Cutthroat Trout	6,006	5 in avg	Murray Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1979 1 record

1979 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 26, 1979 reported	Westslope Cutthroat Trout	5,000	4 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1978 1 record

1978 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 3, 1978 reported	Westslope Cutthroat Trout	6,000	3 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1976 1 record

1976 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 23, 1976 reported	Westslope Cutthroat Trout	28,782	2 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1974 1 record

1974 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 9, 1974 reported	Westslope Cutthroat Trout	4,200	4 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1972 1 record

1972 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 25, 1972 reported	Westslope Cutthroat Trout	10,000	4 in avg	Creston National Fish Hatchery	Montana Fish, Wildlife & Parks

1969 2 records

1969 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 29, 1969 reported	Cutthroat Trout	5,060	5 in avg	Libby	Montana Fish, Wildlife & Parks
October 28, 1969 reported	Cutthroat Trout	5,060	5 in avg	Libby	Montana Fish, Wildlife & Parks

1966 1 record

1966 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 5, 1966 reported	Cutthroat Trout	44,000	2 in avg	Libby	Montana Fish, Wildlife & Parks

1953 1 record

1953 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 18, 1953 reported	Cutthroat Trout	10,000		Libby	Montana Fish, Wildlife & Parks

1946 1 record

1946 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 25, 1946 reported	Cutthroat Trout	2,200	4 in avg	Libby	Montana Fish, Wildlife & Parks

1944 4 records

1944 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 22, 1944 reported	Brook Trout	1,000	5 in avg	Libby	Montana Fish, Wildlife & Parks
June 22, 1944 reported	Brook Trout	1,000	5 in avg	Libby	Montana Fish, Wildlife & Parks
May 25, 1944 reported	Brook Trout	2,150	4 in avg	Libby	Montana Fish, Wildlife & Parks
May 25, 1944 reported	Brook Trout	2,150	4 in avg	Libby	Montana Fish, Wildlife & Parks

1937 1 record

1937 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 7, 1937 reported	Cutthroat Trout	6,767		Libby	Montana Fish, Wildlife & Parks

1932 2 records

1932 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 22, 1932 reported	Coho Salmon	20,000	2 in avg	Libby	Montana Fish, Wildlife & Parks
June 21, 1932 reported	Coho Salmon	20,000	2 in avg	Libby	Montana Fish, Wildlife & Parks

Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.

Data source: Montana Fish, Wildlife & Parks. A record for this water was last checked on 2026-07-24. This check date is not a stocking date.

Alert me about Big Therriault Lake