What species are stocked in Marias River?

On record: Brown Trout, Rainbow Trout, Pallid Sturgeon, Smallmouth Bass, Channel Catfish, Coho Salmon, Bullhead, Crappie. Source: Montana Fish, Wildlife & Parks.

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Montana stocking report

Marias River

141 records Last reported: September 14, 2023

Last reported stocking

The latest reported stocking at Marias River was on September 14, 2023: 5,640 Brown Trout (6.6000000000000005 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: Chouteau
Species on record: Brown Trout, Rainbow Trout, Pallid Sturgeon, Smallmouth Bass, Channel Catfish, Coho Salmon, Bullhead, Crappie
Records: 141 records
Official source: Montana Fish, Wildlife & Parks report

Location map

Marias River location context

Agency coordinates · access unverified

Marias RiverAgency coordinates Briggs PondAgency coordinates Eightmile SpringsAgency coordinates Leningtons ReservoirAgency coordinates Gasvoda ReservoirAgency 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 Marias River

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

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

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Agency records

Stocking history

141 records from May 8, 1940 to September 14, 2023. 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.

2023 2 records

2023 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 14, 2023 reported	Brown Trout	5,640	6.6000000000000005 in avg		Montana Fish, Wildlife & Parks
September 14, 2023 reported	Brown Trout	5,640	6.6000000000000005 in avg		Montana Fish, Wildlife & Parks

2014 2 records

2014 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 17, 2014 reported	Rainbow Trout	4,068	7.95 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 17, 2014 reported	Rainbow Trout	5,986	9.13 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2013 2 records

2013 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 16, 2013 reported	Rainbow Trout	5,183	6.19 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 12, 2013 reported	Rainbow Trout	4,979	7.87 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2012 4 records

2012 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 18, 2012 reported	Rainbow Trout	117	6.7 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 18, 2012 reported	Rainbow Trout	9,955	3.92 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 18, 2012 reported	Brown Trout	4,527	6.9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 16, 2012 reported	Brown Trout	5,276	5.72 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2011 2 records

2011 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 3, 2011 reported	Rainbow Trout	9,882	4.13 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 22, 2011 reported	Rainbow Trout	9,988	7.83 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2010 9 records

2010 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 15, 2010 reported	Rainbow Trout	9,450	5.7 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 13, 2010 reported	Brown Trout	11,078	7.29 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 8, 2010 reported	Brown Trout	10,019	7.3 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 23, 2010 reported	Rainbow Trout	9,077	7.79 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 23, 2010 reported	Rainbow Trout	1,013	8.22 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 1, 2010 reported	Brown Trout	2,424	9.46 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 1, 2010 reported	Brown Trout	1,938	9.21 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
March 31, 2010 reported	Brown Trout	2,535	9.28 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
March 31, 2010 reported	Brown Trout	2,172	9.120000000000001 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2009 8 records

2009 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 24, 2009 reported	Rainbow Trout	10,041	4 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 22, 2009 reported	Pallid Sturgeon	10,769	5 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 10, 2009 reported	Brown Trout	9,398	7 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 10, 2009 reported	Rainbow Trout	6,261	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 13, 2009 reported	Rainbow Trout	11,183	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 10, 2009 reported	Brown Trout	4,845	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 9, 2009 reported	Pallid Sturgeon	1,203	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 8, 2009 reported	Brown Trout	4,830	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2008 4 records

2008 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 12, 2008 reported	Brown Trout	12,284	5.46 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 2, 2008 reported	Rainbow Trout	9,593	7.74 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 6, 2008 reported	Rainbow Trout	9,062	8.3 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 4, 2008 reported	Brown Trout	7,446	8.48 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2007 6 records

2007 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 6, 2007 reported	Brown Trout	7,721	5.18 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 22, 2007 reported	Rainbow Trout	10,000	7.68 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 10, 2007 reported	Brown Trout	5,670	8.94 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 10, 2007 reported	Rainbow Trout	10,016	7.78 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 9, 2007 reported	Brown Trout	6,461	8.82 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 9, 2007 reported	Brown Trout	5,936	8.77 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2006 3 records

2006 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 11, 2006 reported	Rainbow Trout	5,292	8.09 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 11, 2006 reported	Rainbow Trout	5,350	8.3 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 20, 2006 reported	Rainbow Trout	10,030	7.8500000000000005 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2005 4 records

2005 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 12, 2005 reported	Rainbow Trout	20,000	3.9 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 21, 2005 reported	Pallid Sturgeon	11,100	0.35000000000000003 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks
June 21, 2005 reported	Pallid Sturgeon	22,200	0.35000000000000003 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks
June 21, 2005 reported	Pallid Sturgeon	22,200	0.35000000000000003 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

2003 2 records

2003 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 15, 2003 reported	Rainbow Trout	19,350	4.1 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 15, 2003 reported	Brown Trout	21,840	4.4 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2002 2 records

2002 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 17, 2002 reported	Rainbow Trout	18,537	4.1 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 16, 2002 reported	Brown Trout	24,661	4.7 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2001 2 records

2001 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 13, 2001 reported	Brown Trout	20,055	4.2 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 12, 2001 reported	Rainbow Trout	21,000	3.5 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

2000 2 records

2000 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 28, 2000 reported	Rainbow Trout	39,928	3.9 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 27, 2000 reported	Brown Trout	41,610	4.2 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1999 2 records

1999 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 16, 1999 reported	Rainbow Trout	20,064	4.1 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 15, 1999 reported	Brown Trout	25,095	4.9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1998 2 records

1998 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 8, 1998 reported	Rainbow Trout	19,080	3.8000000000000003 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 7, 1998 reported	Brown Trout	23,025	4.5 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1997 1 record

1997 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 17, 1997 reported	Brown Trout	11,165	4.5 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1994 1 record

1994 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 19, 1994 reported	Rainbow Trout	13,310	5.2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1993 4 records

1993 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 4, 1993 reported	Rainbow Trout	10,604	2.5 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 3, 1993 reported	Smallmouth Bass	20,000	1.5 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks
April 15, 1993 reported	Rainbow Trout	3,330	5.3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 15, 1993 reported	Rainbow Trout	6,710	5.3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1992 2 records

1992 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 30, 1992 reported	Rainbow Trout	4,278	2.8000000000000003 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 26, 1992 reported	Smallmouth Bass	7,540	2.2 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1991 2 records

1991 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 1, 1991 reported	Rainbow Trout	4,393	2.7 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 25, 1991 reported	Smallmouth Bass	15,000	1.6 in avg	Miles City Fish Hatchery	Montana Fish, Wildlife & Parks

1990 1 record

1990 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 25, 1990 reported	Rainbow Trout	5,085	2.8000000000000003 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1978 1 record

1978 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 20, 1978 reported	Smallmouth Bass	10,000	2 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks

1977 3 records

1977 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 1, 1977 reported	Channel Catfish	37,500	2 in avg	Out-of-State	Montana Fish, Wildlife & Parks
September 1, 1977 reported	Channel Catfish	37,500	2 in avg	Out-of-State	Montana Fish, Wildlife & Parks
July 6, 1977 reported	Smallmouth Bass	5,000	2 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks

1976 1 record

1976 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 4, 1976 reported	Rainbow Trout	3,060	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1975 1 record

1975 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 11, 1975 reported	Rainbow Trout	3,141	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1974 1 record

1974 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
April 25, 1974 reported	Rainbow Trout	3,060	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1973 3 records

1973 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 9, 1973 reported	Rainbow Trout	1,224	11 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 1, 1973 reported	Rainbow Trout	1,275	10 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 11, 1973 reported	Rainbow Trout	1,178	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1972 3 records

1972 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 4, 1972 reported	Rainbow Trout	1,632	11 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 18, 1972 reported	Rainbow Trout	673	10 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 14, 1972 reported	Rainbow Trout	1,060	12 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1971 3 records

1971 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 27, 1971 reported	Rainbow Trout	571	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 2, 1971 reported	Rainbow Trout	1,632	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 5, 1971 reported	Rainbow Trout	1,377	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1970 2 records

1970 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 21, 1970 reported	Brown Trout	32,000	4 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 9, 1970 reported	Rainbow Trout	3,488	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1969 3 records

1969 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
June 11, 1969 reported	Rainbow Trout	2,856	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 29, 1969 reported	Rainbow Trout	2,448	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 25, 1969 reported	Coho Salmon	38,250	3 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1968 3 records

1968 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 23, 1968 reported	Channel Catfish	50,248	2 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks
June 14, 1968 reported	Rainbow Trout	4,926	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
March 28, 1968 reported	Rainbow Trout	5,049	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1967 3 records

1967 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 1, 1967 reported	Channel Catfish	100,000	2 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks
July 24, 1967 reported	Rainbow Trout	4,896	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 15, 1967 reported	Rainbow Trout	4,712	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1966 3 records

1966 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 26, 1966 reported	Rainbow Trout	2,448	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 8, 1966 reported	Rainbow Trout	5,916	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 2, 1966 reported	Rainbow Trout	4,896	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1965 2 records

1965 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 6, 1965 reported	Rainbow Trout	5,508	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
June 22, 1965 reported	Rainbow Trout	5,304	8 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1964 4 records

1964 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 11, 1964 reported	Rainbow Trout	2,856	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 4, 1964 reported	Rainbow Trout	3,060	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 28, 1964 reported	Rainbow Trout	3,060	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 28, 1964 reported	Rainbow Trout	3,060	9 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1963 2 records

1963 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 15, 1963 reported	Rainbow Trout	3,190	10 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 12, 1963 reported	Rainbow Trout	1,450	10 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1957 1 record

1957 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
May 16, 1957 reported	Rainbow Trout	10,142	4 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1955 13 records

1955 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 19, 1955 reported	Rainbow Trout	70,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
October 18, 1955 reported	Rainbow Trout	70,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
October 17, 1955 reported	Rainbow Trout	70,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 18, 1955 reported	Rainbow Trout	15,250	1 in avg	Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 18, 1955 reported	Rainbow Trout	560		Big Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 16, 1955 reported	Rainbow Trout	18,750	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 16, 1955 reported	Rainbow Trout	18,750	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 15, 1955 reported	Rainbow Trout	62,400	1 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks
September 15, 1955 reported	Rainbow Trout	18,750	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 14, 1955 reported	Rainbow Trout	18,750	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 14, 1955 reported	Rainbow Trout	18,750	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 13, 1955 reported	Rainbow Trout	22,500	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
September 13, 1955 reported	Rainbow Trout	52,896	1 in avg	Flathead Lake Salmon Hatchery	Montana Fish, Wildlife & Parks

1947 1 record

1947 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 9, 1947 reported	Brown Trout	15,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1946 1 record

1946 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 19, 1946 reported	Brown Trout	6,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1945 1 record

1945 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 7, 1945 reported	Brown Trout	32,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1944 4 records

1944 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 24, 1944 reported	Rainbow Trout	2,500	5 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 19, 1944 reported	Brown Trout	25,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 19, 1944 reported	Brown Trout	25,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
August 3, 1944 reported	Brown Trout	25,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1943 2 records

1943 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 14, 1943 reported	Brown Trout	38,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 12, 1943 reported	Brown Trout	40,000	2 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1942 3 records

1942 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 23, 1942 reported	Brown Trout	24,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 20, 1942 reported	Brown Trout	24,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
July 18, 1942 reported	Brown Trout	24,000	3 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1941 4 records

1941 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 17, 1941 reported	Rainbow Trout	4,500	5 in avg	Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 9, 1941 reported	Brown Trout	32,000		Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 6, 1941 reported	Brown Trout	45,000		Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
April 1, 1941 reported	Brown Trout	58,000		Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks

1940 4 records

1940 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
October 16, 1940 reported	Bullhead	2,268	2 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks
October 16, 1940 reported	Crappie	768	3 in avg	Miles City - Federal	Montana Fish, Wildlife & Parks
May 15, 1940 reported	Brown Trout	28,000		Giant Springs Trout Hatchery	Montana Fish, Wildlife & Parks
May 8, 1940 reported	Brown Trout	28,000		Giant Springs Trout Hatchery	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.

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