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Montana stocking report

Lost Lake

96 records Last stocked: May 6, 2026

The short answer

Lost Lake was last stocked on May 6, 2026: 1,007 Rainbow Trout (3.2600000000000002 in avg).

Counties
Lincoln, Carbon, Lake, Stillwater, Mineral, Missoula
Species on record
Rainbow Trout, Yellowstone Cutthroat Trout, Arctic Grayling, Westslope Cutthroat Trout, Cutthroat Trout, Brook Trout
Records
96 stocking events
Official source
Montana Fish, Wildlife & Parks report

Location map

Lost Lake location context

Approximate · county context
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 Lost Lake, Lincoln County Lost Lake Lower Thompson Lake, Lincoln County Lower Thompson Lake Spar Lake, Lincoln County Spar Lake Troy Kids Pond, Lincoln County Troy Kids Pond Eureka Pond, Lincoln County Eureka Pond Bootjack Lake, Lincoln County Bootjack Lake Cibid Lake, Lincoln County Cibid Lake Leon Lake, Lincoln County Leon Lake Moran Lake, Lincoln County Moran Lake Lincoln County
Lost LakeLincoln County Lower Thompson LakeLincoln County Spar LakeLincoln County Troy Kids PondLincoln County Eureka PondLincoln County

Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.

Looking for a different Lost Lake? Also on record: Lost Lake (Custer County, Idaho) · Lost Lake (Idaho County, Idaho) · Lost Lake (Lemhi County, Idaho) · Lost Lake (Shoshone County, Idaho) · Lost Lake (Valley County, Idaho)

Agency records

Full stocking history

DateSpeciesFishSizeHatchery
May 6, 2026 Rainbow Trout 1,007 3.2600000000000002 in avg Jocko River Trout Hatchery
July 1, 2025 Rainbow Trout 1,011 3.7600000000000002 in avg Jocko River Trout Hatchery
May 13, 2024 Rainbow Trout 1,100 7.76 in avg Murray Springs Trout Hatchery
May 9, 2023 Rainbow Trout 1,100 7.74 in avg Murray Springs Trout Hatchery
May 18, 2022 Rainbow Trout 1,000 7.98 in avg Murray Springs Trout Hatchery
June 3, 2021 Rainbow Trout 1,000 7.4 in avg Murray Springs Trout Hatchery
July 20, 2020 Yellowstone Cutthroat Trout 350 2.83 in avg Yellowstone River Trout Hatchery
May 21, 2020 Rainbow Trout 1,101 7.15 in avg Murray Springs Trout Hatchery
October 8, 2019 Rainbow Trout 1,241 2.15 in avg Murray Springs Trout Hatchery
June 3, 2019 Rainbow Trout 1,001 7.21 in avg Murray Springs Trout Hatchery
September 18, 2018 Arctic Grayling 800 1.8 in avg Yellowstone River Trout Hatchery
June 6, 2018 Rainbow Trout 1,000 7.46 in avg Murray Springs Trout Hatchery
May 24, 2017 Rainbow Trout 1,000 7.69 in avg Murray Springs Trout Hatchery
June 2, 2016 Rainbow Trout 1,002 7.28 in avg Murray Springs Trout Hatchery
September 14, 2015 Arctic Grayling 200 2.2600000000000002 in avg Yellowstone River Trout Hatchery
June 9, 2015 Rainbow Trout 1,003 6.01 in avg Murray Springs Trout Hatchery
September 12, 2013 Rainbow Trout 959 3.6 in avg Murray Springs Trout Hatchery
May 23, 2012 Rainbow Trout 908 8.83 in avg Murray Springs Trout Hatchery
July 1, 2011 Rainbow Trout 445 3.43 in avg Murray Springs Trout Hatchery
April 26, 2011 Rainbow Trout 503 7.92 in avg Murray Springs Trout Hatchery
April 29, 2010 Rainbow Trout 517 8.6 in avg Murray Springs Trout Hatchery
May 27, 2009 Rainbow Trout 704 7.54 in avg Murray Springs Trout Hatchery
September 9, 2008 Arctic Grayling 400 2 in avg Yellowstone River Trout Hatchery
May 9, 2008 Rainbow Trout 680 7.05 in avg Murray Springs Trout Hatchery
June 8, 2007 Rainbow Trout 1,074 4.12 in avg Jocko River Trout Hatchery
May 8, 2007 Rainbow Trout 697 7.34 in avg Murray Springs Trout Hatchery
May 3, 2006 Rainbow Trout 692 5.72 in avg Murray Springs Trout Hatchery
April 28, 2005 Rainbow Trout 703 6.95 in avg Murray Springs Trout Hatchery
April 15, 2004 Rainbow Trout 700 7.46 in avg Murray Springs Trout Hatchery
June 17, 2003 Rainbow Trout 1,012 4.46 in avg Jocko River Trout Hatchery
April 24, 2003 Rainbow Trout 676 7.73 in avg Murray Springs Trout Hatchery
May 3, 2002 Rainbow Trout 1,001 2.6 in avg Murray Springs Trout Hatchery
May 3, 2002 Rainbow Trout 503 7.5 in avg Murray Springs Trout Hatchery
September 20, 2001 Rainbow Trout 250 4.1 in avg Murray Springs Trout Hatchery
July 3, 2001 Rainbow Trout 1,253 2.4 in avg Jocko River Trout Hatchery
May 24, 2001 Rainbow Trout 744 2.7 in avg Murray Springs Trout Hatchery
September 22, 2000 Rainbow Trout 522 4.1 in avg Murray Springs Trout Hatchery
May 24, 2000 Rainbow Trout 101 8.9 in avg Murray Springs Trout Hatchery
July 6, 1999 Rainbow Trout 1,000 5 in avg Jocko River Trout Hatchery
June 15, 1999 Rainbow Trout 630 3.2 in avg Murray Springs Trout Hatchery
September 28, 1998 Rainbow Trout 511 4 in avg Murray Springs Trout Hatchery
September 8, 1997 Rainbow Trout 648 3.9 in avg Murray Springs Trout Hatchery
August 21, 1997 Arctic Grayling 364 1 in avg Flathead Lake Salmon Hatchery
August 21, 1997 Arctic Grayling 1,185 1 in avg Flathead Lake Salmon Hatchery
August 5, 1997 Rainbow Trout 296 7.6000000000000005 in avg Jocko River Trout Hatchery
August 5, 1997 Rainbow Trout 698 6.2 in avg Jocko River Trout Hatchery
June 9, 1995 Rainbow Trout 1,004 2.6 in avg Jocko River Trout Hatchery
May 19, 1995 Rainbow Trout 1,012 2.4 in avg Murray Springs Trout Hatchery
August 29, 1994 Rainbow Trout 1,000 4 in avg Murray Springs Trout Hatchery
October 6, 1993 Rainbow Trout 1,575 4.7 in avg Murray Springs Trout Hatchery
June 17, 1993 Rainbow Trout 993 3.4 in avg Jocko River Trout Hatchery
September 22, 1992 Rainbow Trout 1,136 3.5 in avg Murray Springs Trout Hatchery
July 28, 1992 Arctic Grayling 350 0.9 in avg Flathead Lake Salmon Hatchery
October 10, 1991 Rainbow Trout 904 3.8000000000000003 in avg Murray Springs Trout Hatchery
June 17, 1991 Rainbow Trout 1,002 5.9 in avg Jocko River Trout Hatchery
June 2, 1986 Rainbow Trout 1,013 3 in avg Jocko River Trout Hatchery
September 5, 1985 Rainbow Trout 3,000 5 in avg Big Springs Trout Hatchery
August 18, 1984 Arctic Grayling 1,000 2 in avg Bluewater Springs Trout Hatchery
August 18, 1984 Arctic Grayling 500 2 in avg Bluewater Springs Trout Hatchery
June 19, 1984 Rainbow Trout 1,008 4 in avg Big Springs Trout Hatchery
September 22, 1982 Westslope Cutthroat Trout 1,000 2 in avg Murray Springs Trout Hatchery
October 24, 1979 Westslope Cutthroat Trout 1,200 2 in avg Creston National Fish Hatchery
August 10, 1975 Yellowstone Cutthroat Trout 1,500 2 in avg Yellowstone River Trout Hatchery
July 29, 1971 Yellowstone Cutthroat Trout 1,475 3 in avg Yellowstone River Trout Hatchery
July 29, 1971 Yellowstone Cutthroat Trout 1,003 3 in avg Yellowstone River Trout Hatchery
July 28, 1970 Arctic Grayling 20,000 1 in avg Flathead Lake Salmon Hatchery
June 24, 1968 Rainbow Trout 1,215 8 in avg Washoe Park Trout Hatchery
May 2, 1968 Rainbow Trout 5,050 7 in avg Washoe Park Trout Hatchery
May 22, 1967 Rainbow Trout 4,369 8 in avg Creston National Fish Hatchery
July 19, 1966 Rainbow Trout 2,000 3 in avg Jocko River Trout Hatchery
September 29, 1965 Rainbow Trout 4,000 4 in avg Creston National Fish Hatchery
September 1, 1965 Rainbow Trout 2,000 4 in avg Jocko River Trout Hatchery
August 2, 1965 Cutthroat Trout 5,000 3 in avg Yellowstone River Trout Hatchery
June 8, 1965 Rainbow Trout 4,007 7 in avg Creston National Fish Hatchery
April 25, 1964 Rainbow Trout 4,003 7 in avg Creston National Fish Hatchery
May 22, 1963 Rainbow Trout 4,002 6 in avg Creston National Fish Hatchery
May 9, 1962 Rainbow Trout 4,000 6 in avg Creston National Fish Hatchery
August 21, 1961 Cutthroat Trout 4,956 2 in avg Yellowstone River Trout Hatchery
May 26, 1961 Rainbow Trout 3,998 6 in avg Creston National Fish Hatchery
August 4, 1960 Cutthroat Trout 4,830 3 in avg Bozeman Fish Cultural Center
September 11, 1952 Cutthroat Trout 14,400 1 in avg Libby
September 10, 1951 Rainbow Trout 220 2 in avg Creston National Fish Hatchery
June 14, 1949 Rainbow Trout 3,570
June 11, 1948 Rainbow Trout 10,176 99 in avg
June 27, 1944 Brook Trout 60,000 Flathead Lake Salmon Hatchery
June 23, 1943 Brook Trout 20,000 Flathead Lake Salmon Hatchery
June 8, 1943 Brook Trout 10,400 3 in avg Libby
July 22, 1942 Brook Trout 35,000 Flathead Lake Salmon Hatchery
April 28, 1941 Brook Trout 2,000 4 in avg Libby
June 29, 1940 Brook Trout 43,000 Flathead Lake Salmon Hatchery
May 27, 1939 Brook Trout 75,000 Flathead Lake Salmon Hatchery
August 2, 1937 Brook Trout 4,000 2 in avg Libby
July 29, 1937 Brook Trout 10,000 3 in avg Flathead Lake Salmon Hatchery
August 17, 1936 Rainbow Trout 22,500
May 21, 1934 Arctic Grayling 40,000 Flathead Lake Salmon Hatchery
June 20, 1928 Arctic Grayling 300,000 Flathead Lake Salmon Hatchery

Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Data source: Montana Fish, Wildlife & Parks. Last updated: .

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