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Montana stocking report

Ackley Lake

255 records Last reported: May 20, 2026

Last reported stocking

The latest reported stocking at Ackley Lake was on May 20, 2026: 10,300 Rainbow Trout (2.84 in avg).

Record last checked: . 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
Judith Basin
Species on record
Rainbow Trout, Brown Trout, Tiger Muskellunge, Kokanee, Yellowstone Cutthroat Trout, Brook Trout, Cutthroat Trout, Coho Salmon
Records
255 records
Official source
Montana Fish, Wildlife & Parks report

Location map

Ackley Lake location context

Agency coordinates · access unverified
Beaverhead County Big Horn County Blaine County Broadwater County Carbon County Carter County Cascade County Chouteau County Custer County Daniels County Dawson County Deer Lodge County Fallon County Fergus County Flathead County Gallatin County Garfield County Glacier County Golden Valley County Granite County Hill County Jefferson County Judith Basin County Lake County Lewis and Clark County Liberty County Lincoln County Madison County McCone County Meagher County Mineral County Missoula County Musselshell County Park County Petroleum County Phillips County Pondera County Powder River County Powell County Prairie County Ravalli County Richland County Roosevelt County Rosebud County Sanders County Sheridan County Silver Bow County Stillwater County Sweet Grass County Teton County Toole County Treasure County Valley County Wheatland County Wibaux County Yellowstone County MT Ackley Lake, Judith Basin County Ackley Lake Kolar Reservoir 1, Judith Basin County Kolar Reservoir 1 Kolar Reservoir 2, Judith Basin County Kolar Reservoir 2 Dipping Vat Pond, Judith Basin County Dipping Vat Pond Rhoda Lake, Judith Basin County Rhoda Lake South Fork Judith River, Judith Basin County South Fork Judith River C-1 Reservoir, Judith Basin County C-1 Reservoir Kolar Reservoir #4, Judith Basin County Kolar Reservoir #4 Kolar Reservoir #5, Judith Basin County Kolar Reservoir #5 Judith Basin County
Ackley LakeAgency coordinates Kolar Reservoir 1Agency coordinates Kolar Reservoir 2Agency coordinates Dipping Vat PondAgency coordinates Rhoda LakeAgency 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.

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Plan a trip to Ackley 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.

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

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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

255 records from May 21, 1932 to May 20, 2026. 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.

2026 2 records
2026 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 20, 2026 reported Rainbow Trout10,3002.84 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 20, 2026 reported Rainbow Trout14,6704.18 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2025 2 records
2025 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 13, 2025 reported Rainbow Trout15,3464.33 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 13, 2025 reported Rainbow Trout10,0173.0100000000000002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2024 5 records
2024 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
November 19, 2024 reported Rainbow Trout4,6832.34 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 10, 2024 reported Rainbow Trout1,3178.09 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 14, 2024 reported Rainbow Trout10,1802.81 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 14, 2024 reported Rainbow Trout15,0364.29 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 14, 2024 reported Brown Trout2,5183.47 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2023 3 records
2023 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 14, 2023 reported Tiger Muskellunge20010.86 in avg Miles City Fish Hatchery Montana Fish, Wildlife & Parks
May 22, 2023 reported Rainbow Trout14,8394.38 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 22, 2023 reported Rainbow Trout10,0003.33 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2022 3 records
2022 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 30, 2022 reported Rainbow Trout2986.3100000000000005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 23, 2022 reported Rainbow Trout9,5703.41 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 19, 2022 reported Rainbow Trout34,7443.77 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2021 3 records
2021 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 21, 2021 reported Rainbow Trout4,9765.2700000000000005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 10, 2021 reported Rainbow Trout35,0384.28 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 10, 2021 reported Rainbow Trout22,0702.85 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2020 2 records
2020 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 11, 2020 reported Rainbow Trout20,0362.77 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 11, 2020 reported Rainbow Trout36,8103.86 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2019 3 records
2019 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 26, 2019 reported Rainbow Trout1,4559.51 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 2019 reported Rainbow Trout23,8693.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 2, 2019 reported Rainbow Trout35,0213.8000000000000003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2018 4 records
2018 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 20, 2018 reported Rainbow Trout11,2385.47 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 2, 2018 reported Rainbow Trout3,7004.88 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 24, 2018 reported Rainbow Trout15,0303 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 14, 2018 reported Rainbow Trout20,0044.0600000000000005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2017 5 records
2017 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 20, 2017 reported Rainbow Trout16,9435.01 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 6, 2017 reported Rainbow Trout15,3074.44 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 2017 reported Rainbow Trout11,7353.08 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 2017 reported Rainbow Trout3,2963.12 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 27, 2017 reported Rainbow Trout15,0444.82 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2016 3 records
2016 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 22, 2016 reported Rainbow Trout15,3594.73 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 2016 reported Rainbow Trout15,0153.0100000000000002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 2, 2016 reported Rainbow Trout15,0143.8000000000000003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2015 7 records
2015 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 22, 2015 reported Rainbow Trout10,0964.88 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 15, 2015 reported Tiger Muskellunge1,0004 in avg Miles City Fish Hatchery Montana Fish, Wildlife & Parks
May 28, 2015 reported Tiger Muskellunge3,0001.25 in avg Miles City Fish Hatchery Montana Fish, Wildlife & Parks
May 20, 2015 reported Rainbow Trout30,0143.02 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 20, 2015 reported Rainbow Trout3,6575.58 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 20, 2015 reported Rainbow Trout11,3664.11 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 20, 2015 reported Brown Trout2,5033.85 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2014 3 records
2014 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 5, 2014 reported Rainbow Trout7,9144.24 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 5, 2014 reported Rainbow Trout7,1134.25 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 27, 2014 reported Rainbow Trout30,1633.06 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2013 2 records
2013 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 22, 2013 reported Rainbow Trout30,0642.88 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 22, 2013 reported Rainbow Trout10,0984.24 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2012 2 records
2012 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 23, 2012 reported Rainbow Trout30,0002.8000000000000003 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 11, 2012 reported Rainbow Trout10,0183.22 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2011 3 records
2011 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 3, 2011 reported Rainbow Trout12,4262.9 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 3, 2011 reported Rainbow Trout17,5742.8000000000000003 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 9, 2011 reported Rainbow Trout10,0024.0600000000000005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2010 2 records
2010 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 25, 2010 reported Rainbow Trout30,0002.7 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 10, 2010 reported Rainbow Trout10,0743.73 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2009 3 records
2009 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 30, 2009 reported Rainbow Trout11,0004 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 26, 2009 reported Rainbow Trout19,0863 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 12, 2009 reported Rainbow Trout9,9664 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2008 1 record
2008 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 12, 2008 reported Rainbow Trout39,3854.32 in avg Bluewater Springs Trout Hatchery Montana Fish, Wildlife & Parks
2007 2 records
2007 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 29, 2007 reported Rainbow Trout30,2722.96 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 24, 2007 reported Rainbow Trout10,2604.04 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2006 2 records
2006 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 23, 2006 reported Rainbow Trout10,6923.83 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 23, 2006 reported Rainbow Trout32,8252.67 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2005 2 records
2005 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 13, 2005 reported Rainbow Trout31,6003.16 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 9, 2005 reported Rainbow Trout10,4553.2600000000000002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2004 2 records
2004 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 21, 2004 reported Rainbow Trout10,0004.2 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 8, 2004 reported Rainbow Trout29,9884.19 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2003 2 records
2003 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 15, 2003 reported Rainbow Trout29,9284.17 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 29, 2003 reported Rainbow Trout9,9403.69 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2002 3 records
2002 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 4, 2002 reported Rainbow Trout5,0005.1000000000000005 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 31, 2002 reported Rainbow Trout30,4502.9 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 31, 2002 reported Rainbow Trout5,0754.2 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
2001 2 records
2001 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 11, 2001 reported Rainbow Trout30,4673.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 9, 2001 reported Rainbow Trout10,0003.9 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2000 2 records
2000 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 20, 2000 reported Rainbow Trout30,3452.8000000000000003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 3, 2000 reported Rainbow Trout10,5003.9 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1999 2 records
1999 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 8, 1999 reported Rainbow Trout30,7303 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 3, 1999 reported Rainbow Trout10,0354.3 in avg Bluewater Springs Trout Hatchery Montana Fish, Wildlife & Parks
1998 4 records
1998 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 1, 1998 reported Rainbow Trout4,0006.7 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 5, 1998 reported Rainbow Trout2,5283.2 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 1998 reported Rainbow Trout31,0503.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 14, 1998 reported Rainbow Trout10,0003.9 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1997 2 records
1997 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 27, 1997 reported Rainbow Trout31,4503.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 1997 reported Rainbow Trout10,4343.8000000000000003 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1996 4 records
1996 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 23, 1996 reported Rainbow Trout7,9733 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 23, 1996 reported Rainbow Trout12,0502.5 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 22, 1996 reported Rainbow Trout9,0004.5 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 13, 1996 reported Rainbow Trout7,1764.5 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1995 4 records
1995 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 26, 1995 reported Rainbow Trout10,0005 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 30, 1995 reported Rainbow Trout20,3253.6 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 17, 1995 reported Rainbow Trout10,2914 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 12, 1995 reported Rainbow Trout10,0204.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1994 2 records
1994 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 1, 1994 reported Rainbow Trout20,0003.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 12, 1994 reported Rainbow Trout22,1004.5 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1993 3 records
1993 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 10, 1993 reported Rainbow Trout20,0083.2 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 24, 1993 reported Rainbow Trout10,0004.1 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 1993 reported Rainbow Trout10,0005.4 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1992 2 records
1992 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 28, 1992 reported Rainbow Trout22,5153.7 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 18, 1992 reported Rainbow Trout21,0004 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1991 2 records
1991 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 10, 1991 reported Rainbow Trout21,4883.5 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 28, 1991 reported Rainbow Trout22,1814 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1990 3 records
1990 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 13, 1990 reported Rainbow Trout20,0263.4 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 25, 1990 reported Rainbow Trout9,6254.1 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 25, 1990 reported Rainbow Trout10,4325.2 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1989 2 records
1989 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 27, 1989 reported Rainbow Trout20,0323.4 in avg Bluewater Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 18, 1989 reported Rainbow Trout20,0935.1000000000000005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1988 2 records
1988 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 1, 1988 reported Rainbow Trout20,2803.5 in avg Bluewater Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 1988 reported Rainbow Trout21,7805 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1987 2 records
1987 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 1, 1987 reported Rainbow Trout20,0023.5 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 14, 1987 reported Rainbow Trout20,0303.9 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1986 3 records
1986 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 24, 1986 reported Rainbow Trout1,0039 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 24, 1986 reported Rainbow Trout20,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 21, 1986 reported Rainbow Trout20,4034 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1985 1 record
1985 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 20, 1985 reported Rainbow Trout30,1565 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1984 1 record
1984 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 5, 1984 reported Rainbow Trout20,4004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1983 2 records
1983 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 6, 1983 reported Kokanee27,9442 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 19, 1983 reported Rainbow Trout10,0804 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1982 3 records
1982 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 17, 1982 reported Rainbow Trout2,5009 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 4, 1982 reported Kokanee33,3202 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 23, 1982 reported Rainbow Trout10,0164 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1981 2 records
1981 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 10, 1981 reported Rainbow Trout20,3495 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 1, 1981 reported Kokanee38,8702 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1980 2 records
1980 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 15, 1980 reported Kokanee46,7402 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 25, 1980 reported Rainbow Trout20,4204 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1979 4 records
1979 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 8, 1979 reported Kokanee50,0001 in avg Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
May 2, 1979 reported Rainbow Trout4,2325 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 1, 1979 reported Rainbow Trout30,0285 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 1, 1979 reported Rainbow Trout5,9065 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1978 4 records
1978 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 17, 1978 reported Rainbow Trout3,4688 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 28, 1978 reported Rainbow Trout25,5256 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 3, 1978 reported Kokanee100,0001 in avg Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
April 4, 1978 reported Rainbow Trout40,3924 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1977 2 records
1977 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
March 17, 1977 reported Rainbow Trout37,8425 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 17, 1977 reported Rainbow Trout37,8425 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1976 3 records
1976 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 18, 1976 reported Rainbow Trout18,7505 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 22, 1976 reported Rainbow Trout39,4364 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 19, 1976 reported Rainbow Trout39,7104 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1975 3 records
1975 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 24, 1975 reported Rainbow Trout22,4255 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 23, 1975 reported Rainbow Trout31,0505 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 23, 1975 reported Rainbow Trout23,9205 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1974 10 records
1974 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 5, 1974 reported Rainbow Trout4,28410 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 5, 1974 reported Rainbow Trout3,91610 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 5, 1974 reported Rainbow Trout3,91610 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 3, 1974 reported Rainbow Trout6,9616 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 3, 1974 reported Rainbow Trout16,7066 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 30, 1974 reported Rainbow Trout16,7076 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 30, 1974 reported Rainbow Trout12,8066 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 30, 1974 reported Rainbow Trout4,1766 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 7, 1974 reported Rainbow Trout13,4646 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 3, 1974 reported Rainbow Trout25,0466 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1973 3 records
1973 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 3, 1973 reported Kokanee50,0001 in avg Yellowstone River Trout Hatchery Montana Fish, Wildlife & Parks
April 3, 1973 reported Rainbow Trout46,8004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 20, 1973 reported Rainbow Trout27,1405 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1972 2 records
1972 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 13, 1972 reported Kokanee40,5402 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 17, 1972 reported Rainbow Trout62,2113 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1971 4 records
1971 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
October 31, 1971 reported Yellowstone Cutthroat Trout3,2446 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 5, 1971 reported Kokanee34,1702 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 29, 1971 reported Rainbow Trout25,0004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 26, 1971 reported Rainbow Trout30,2164 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1970 2 records
1970 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 16, 1970 reported Kokanee51,0001 in avg Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
April 10, 1970 reported Rainbow Trout60,2004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1969 2 records
1969 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 16, 1969 reported Kokanee56,600 Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
April 9, 1969 reported Rainbow Trout65,1204 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1968 2 records
1968 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 19, 1968 reported Kokanee50,868 Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
March 7, 1968 reported Rainbow Trout74,6642 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1967 18 records
1967 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 14, 1967 reported Rainbow Trout1,99410 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 10, 1967 reported Rainbow Trout25,5004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 9, 1967 reported Rainbow Trout2,7909 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 8, 1967 reported Rainbow Trout2,7909 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 7, 1967 reported Rainbow Trout2,07010 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 6, 1967 reported Rainbow Trout4,0409 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 4, 1967 reported Rainbow Trout2,07010 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 3, 1967 reported Rainbow Trout2,88010 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 2, 1967 reported Rainbow Trout3,06010 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 2, 1967 reported Rainbow Trout4,8009 in avg Washoe Park Trout Hatchery Montana Fish, Wildlife & Parks
July 20, 1967 reported Rainbow Trout4,8009 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 20, 1967 reported Rainbow Trout3,3609 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 20, 1967 reported Rainbow Trout4,8969 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 20, 1967 reported Rainbow Trout2,9379 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 10, 1967 reported Kokanee51,264 Flathead Lake Salmon Hatchery Montana Fish, Wildlife & Parks
May 2, 1967 reported Rainbow Trout8,5104 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 28, 1967 reported Rainbow Trout30,0984 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 28, 1967 reported Rainbow Trout37,3404 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1963 1 record
1963 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 26, 1963 reported Rainbow Trout12,4804 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1962 2 records
1962 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 16, 1962 reported Rainbow Trout12,7054 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 18, 1962 reported Rainbow Trout12,5004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1961 2 records
1961 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 19, 1961 reported Rainbow Trout12,5005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 27, 1961 reported Rainbow Trout12,4702 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1960 2 records
1960 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 27, 1960 reported Rainbow Trout24,9844 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 6, 1960 reported Rainbow Trout330 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1959 3 records
1959 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 8, 1959 reported Brook Trout21,0915 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
September 3, 1959 reported Brook Trout22,0085 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 13, 1959 reported Rainbow Trout90,0483 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1957 1 record
1957 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 26, 1957 reported Kokanee50,000 Polsen Montana Fish, Wildlife & Parks
1956 8 records
1956 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 14, 1956 reported Rainbow Trout2,2756 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 23, 1956 reported Rainbow Trout1,4956 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 15, 1956 reported Rainbow Trout1,2006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 9, 1956 reported Rainbow Trout2,6076 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 26, 1956 reported Rainbow Trout1,1856 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 14, 1956 reported Kokanee59,904 Polsen Montana Fish, Wildlife & Parks
March 29, 1956 reported Rainbow Trout6,1344 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
March 26, 1956 reported Rainbow Trout5,1004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1955 6 records
1955 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 20, 1955 reported Rainbow Trout1,680 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 14, 1955 reported Kokanee50,688 Polsen Montana Fish, Wildlife & Parks
July 13, 1955 reported Rainbow Trout45,6961 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 13, 1955 reported Rainbow Trout45,6961 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 20, 1955 reported Rainbow Trout3,2405 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 20, 1955 reported Rainbow Trout3,2405 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1954 5 records
1954 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 10, 1954 reported Rainbow Trout28,8002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 22, 1954 reported Rainbow Trout1,680 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 16, 1954 reported Rainbow Trout1,440 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 5, 1954 reported Rainbow Trout1,260 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 1954 reported Rainbow Trout900 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1953 2 records
1953 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 17, 1953 reported Rainbow Trout5,2502 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 5, 1953 reported Rainbow Trout1,080 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1952 7 records
1952 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 15, 1952 reported Kokanee4,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 10, 1952 reported Kokanee4,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 9, 1952 reported Rainbow Trout4,0004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 3, 1952 reported Rainbow Trout7,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 1952 reported Kokanee5,4303 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 16, 1952 reported Rainbow Trout10,8603 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 18, 1952 reported Kokanee39,2802 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1951 3 records
1951 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
October 3, 1951 reported Rainbow Trout7007 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 5, 1951 reported Rainbow Trout5,4006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 12, 1951 reported Rainbow Trout1,4006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1950 5 records
1950 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 9, 1950 reported Kokanee1,8004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
July 9, 1950 reported Rainbow Trout1,2005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 20, 1950 reported Rainbow Trout1,1207 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 15, 1950 reported Rainbow Trout1,8007 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 21, 1950 reported Rainbow Trout2,2506 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1949 3 records
1949 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 23, 1949 reported Rainbow Trout2,2406 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 22, 1949 reported Cutthroat Trout2,7005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 26, 1949 reported Rainbow Trout7,9205 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1948 2 records
1948 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 13, 1948 reported Rainbow Trout15,2802 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
August 30, 1948 reported Rainbow Trout1,8004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1947 2 records
1947 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 14, 1947 reported Cutthroat Trout20,000 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 15, 1947 reported Rainbow Trout3,3005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1946 2 records
1946 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 12, 1946 reported Rainbow Trout19,1002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 16, 1946 reported Rainbow Trout2,1005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1945 1 record
1945 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 10, 1945 reported Rainbow Trout2,5006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1944 1 record
1944 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
April 26, 1944 reported Rainbow Trout4,0007 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1943 2 records
1943 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 19, 1943 reported Cutthroat Trout30,000 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 7, 1943 reported Rainbow Trout8,0005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1942 2 records
1942 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 19, 1942 reported Rainbow Trout3,0006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 17, 1942 reported Rainbow Trout3,0006 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1941 2 records
1941 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
September 29, 1941 reported Rainbow Trout4,0005 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 23, 1941 reported Rainbow Trout6,0004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1940 4 records
1940 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
October 15, 1940 reported Rainbow Trout20,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
October 15, 1940 reported Rainbow Trout20,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 17, 1940 reported Rainbow Trout5,0004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
April 17, 1940 reported Rainbow Trout5,0004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1939 2 records
1939 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
August 19, 1939 reported Cutthroat Trout20,000 Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
May 13, 1939 reported Rainbow Trout18,0002 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1938 1 record
1938 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 6, 1938 reported Rainbow Trout10,0003 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1933 1 record
1933 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 24, 1933 reported Coho Salmon12,5004 in avg Big Springs Trout Hatchery Montana Fish, Wildlife & Parks
1932 1 record
1932 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
May 21, 1932 reported Coho Salmon15,4252 in avg Yellowstone River 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 . This check date is not a stocking date.

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