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Idaho stocking report

Big Lost River

270 records Last stocked: August 4, 2026

The short answer

Big Lost River was last stocked on August 4, 2026: 800 Yellowstone Cutthroat Trout (Catchable (6+ inches)).

County
Butte
Species on record
Yellowstone Cutthroat Trout, Triploid Rainbow Trout, Rainbow Trout, Brown Trout, Brook Trout, Whitefish
Records
270 stocking events
Official source
Idaho Department of Fish and Game report

Location map

Big Lost River location context

Approximate · county context
Ada County Adams County Bannock County Bear Lake County Benewah County Bingham County Blaine County Boise County Bonner County Bonneville County Boundary County Butte County Camas County Canyon County Caribou County Cassia County Clark County Clearwater County Custer County Elmore County Franklin County Fremont County Gem County Gooding County Idaho County Jefferson County Jerome County Kootenai County Latah County Lemhi County Lewis County Lincoln County Madison County Minidoka County Nez Perce County Oneida County Owyhee County Payette County Power County Shoshone County Teton County Twin Falls County Valley County Washington County ID Big Lost River, Butte County Big Lost River Birch Creek, Butte County Birch Creek Pass Creek Lake, Butte County Pass Creek Lake Antelope Creek, Butte County Antelope Creek Dry Creek, Butte County Dry Creek Little Lost River, Butte County Little Lost River Big Spring Creek, Butte County Big Spring Creek Lower Pass Creek, Butte County Lower Pass Creek Spring Creek, Butte County Spring Creek Butte County
Big Lost RiverButte County Birch CreekButte County Pass Creek LakeButte County Antelope CreekButte County Dry CreekButte 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.

Agency records

Full stocking history

DateSpeciesFishSize
August 4, 2026 Yellowstone Cutthroat Trout 800 Catchable (6+ inches)
August 25, 2025 Triploid Rainbow Trout 558 Catchable (6+ inches)
August 12, 2025 Triploid Rainbow Trout 435 Catchable (6+ inches)
March 31, 2025 Triploid Rainbow Trout 1,128 Catchable (6+ inches)
October 18, 2024 Yellowstone Cutthroat Trout 5,950 Fingerling (3-6 inches)
August 8, 2024 Triploid Rainbow Trout 290 Catchable (12-14 inches)
March 25, 2024 Rainbow Trout 200 Adults
November 3, 2023 Triploid Rainbow Trout 3,017 Fry (0-3 inches)
November 2, 2023 Rainbow Trout 102 Adults
October 31, 2023 Triploid Rainbow Trout 1,644 Catchable (6+ inches)
October 26, 2023 Rainbow Trout 232 Adults
October 18, 2023 Triploid Rainbow Trout 373 Catchable (12-14 inches)
October 2, 2023 Triploid Rainbow Trout 1,788 Catchable (12-14 inches)
August 24, 2023 Triploid Rainbow Trout 430 Catchable (6+ inches)
August 1, 2023 Triploid Rainbow Trout 434 Catchable (6+ inches)
June 29, 2023 Triploid Rainbow Trout 2,078 Catchable (6+ inches)
May 1, 2023 Rainbow Trout 435 Sub-Catchable (6-8 inches)
July 12, 2021 Triploid Rainbow Trout 948 Catchable (12-14 inches)
June 21, 2021 Triploid Rainbow Trout 1,498 Catchable (12-14 inches)
June 28, 2019 Triploid Rainbow Trout 3,000 Catchable (6+ inches)
April 27, 2017 Rainbow Trout 252 Adults
October 14, 2016 Yellowstone Cutthroat Trout 19,910 Fingerling (3-6 inches)
September 22, 2016 Triploid Rainbow Trout 1,000 Catchable (6+ inches)
April 13, 2016 Triploid Rainbow Trout 4,512 Fingerling (3-6 inches)
September 22, 2006 Triploid Rainbow Trout 1,710 Catchable (6+ inches)
September 20, 2006 Triploid Rainbow Trout 1,020 Catchable (6+ inches)
June 25, 2003 Triploid Rainbow Trout 26,400 Fry (0-3 inches)
July 22, 2002 Rainbow Trout 900 Catchable (6+ inches)
July 8, 2002 Rainbow Trout 500 Catchable (6+ inches)
June 26, 2002 Rainbow Trout 500 Catchable (6+ inches)
June 10, 2002 Rainbow Trout 525 Catchable (6+ inches)
August 24, 2001 Rainbow Trout 350 Catchable (6+ inches)
July 24, 2001 Rainbow Trout 518 Catchable (6+ inches)
July 10, 2001 Rainbow Trout 500 Catchable (6+ inches)
June 19, 2001 Rainbow Trout 500 Catchable (6+ inches)
June 5, 2001 Rainbow Trout 499 Catchable (6+ inches)
June 1, 2001 Rainbow Trout 400 Catchable (6+ inches)
July 24, 2000 Rainbow Trout 500 Catchable (6+ inches)
July 10, 2000 Rainbow Trout 500 Catchable (6+ inches)
June 26, 2000 Rainbow Trout 500 Catchable (6+ inches)
June 13, 2000 Rainbow Trout 500 Catchable (6+ inches)
July 20, 1999 Rainbow Trout 612 Catchable (6+ inches)
July 13, 1999 Rainbow Trout 340 Catchable (6+ inches)
July 21, 1998 Rainbow Trout 1,013 Catchable (6+ inches)
July 7, 1998 Rainbow Trout 585 Catchable (6+ inches)
June 22, 1998 Rainbow Trout 1,050 Catchable (6+ inches)
June 9, 1998 Rainbow Trout 578 Catchable (6+ inches)
August 8, 1997 Rainbow Trout 120 Catchable (6+ inches)
July 22, 1997 Rainbow Trout 576 Catchable (6+ inches)
July 9, 1997 Rainbow Trout 580 Catchable (6+ inches)
August 20, 1996 Rainbow Trout 60 Adults
July 22, 1996 Rainbow Trout 780 Catchable (6+ inches)
July 8, 1996 Rainbow Trout 750 Catchable (6+ inches)
June 27, 1996 Rainbow Trout 1,500 Catchable (6+ inches)
July 25, 1995 Rainbow Trout 756 Catchable (6+ inches)
July 19, 1995 Rainbow Trout 760 Catchable (6+ inches)
July 10, 1995 Rainbow Trout 750 Catchable (6+ inches)
June 29, 1995 Rainbow Trout 791 Catchable (6+ inches)
July 15, 1994 Rainbow Trout 750 Catchable (6+ inches)
July 1, 1994 Rainbow Trout 790 Catchable (6+ inches)
June 17, 1994 Rainbow Trout 765 Catchable (6+ inches)
June 3, 1994 Rainbow Trout 590 Catchable (6+ inches)
May 27, 1994 Rainbow Trout 167 Catchable (6+ inches)
July 29, 1993 Rainbow Trout 750 Catchable (6+ inches)
July 15, 1993 Rainbow Trout 787 Catchable (6+ inches)
June 29, 1993 Rainbow Trout 760 Catchable (6+ inches)
June 10, 1993 Rainbow Trout 760 Catchable (6+ inches)
July 17, 1992 Rainbow Trout 570 Catchable (6+ inches)
July 6, 1992 Rainbow Trout 475 Catchable (6+ inches)
June 26, 1992 Rainbow Trout 256 Catchable (6+ inches)
June 19, 1992 Rainbow Trout 475 Catchable (6+ inches)
June 10, 1992 Rainbow Trout 247 Catchable (6+ inches)
June 4, 1992 Rainbow Trout 247 Catchable (6+ inches)
May 22, 1992 Rainbow Trout 440 Catchable (6+ inches)
July 16, 1991 Rainbow Trout 850 Catchable (6+ inches)
July 3, 1991 Rainbow Trout 756 Catchable (6+ inches)
June 14, 1991 Rainbow Trout 770 Catchable (6+ inches)
May 30, 1991 Rainbow Trout 813 Catchable (6+ inches)
July 25, 1990 Rainbow Trout 750 Catchable (6+ inches)
July 18, 1990 Rainbow Trout 250 Catchable (6+ inches)
July 11, 1990 Rainbow Trout 750 Catchable (6+ inches)
June 13, 1990 Rainbow Trout 750 Catchable (6+ inches)
June 1, 1990 Rainbow Trout 750 Catchable (6+ inches)
July 20, 1989 Rainbow Trout 800 Catchable (6+ inches)
June 8, 1989 Rainbow Trout 1,476 Catchable (6+ inches)
July 21, 1988 Rainbow Trout 1,540 Catchable (6+ inches)
July 7, 1988 Rainbow Trout 1,680 Catchable (6+ inches)
June 28, 1988 Rainbow Trout 1,540 Catchable (6+ inches)
June 7, 1988 Rainbow Trout 1,650 Catchable (6+ inches)
July 27, 1987 Rainbow Trout 440 Catchable (6+ inches)
July 21, 1987 Rainbow Trout 1,320 Catchable (6+ inches)
July 15, 1987 Brown Trout 37,060 Fingerling (3-6 inches)
July 14, 1987 Brown Trout 29,920 Fingerling (3-6 inches)
June 30, 1987 Rainbow Trout 2,640 Catchable (6+ inches)
June 10, 1987 Rainbow Trout 220 Catchable (6+ inches)
June 8, 1987 Rainbow Trout 2,640 Catchable (6+ inches)
May 21, 1987 Rainbow Trout 220 Catchable (6+ inches)
May 20, 1987 Rainbow Trout 2,640 Catchable (6+ inches)
August 5, 1986 Rainbow Trout 4,650 Catchable (6+ inches)
August 4, 1986 Rainbow Trout 1,500 Catchable (6+ inches)
July 14, 1986 Brown Trout 81,600 Fingerling (3-6 inches)
July 14, 1986 Rainbow Trout 4,650 Catchable (6+ inches)
July 11, 1986 Rainbow Trout 1,500 Catchable (6+ inches)
July 18, 1985 Rainbow Trout 756 Catchable (6+ inches)
July 2, 1985 Rainbow Trout 1,456 Catchable (6+ inches)
July 2, 1985 Rainbow Trout 3,495 Catchable (6+ inches)
June 12, 1985 Rainbow Trout 2,040 Catchable (6+ inches)
May 22, 1985 Rainbow Trout 1,500 Catchable (6+ inches)
May 16, 1985 Rainbow Trout 2,500 Catchable (6+ inches)
August 3, 1984 Brown Trout 29,575 Fry (0-3 inches)
July 25, 1984 Rainbow Trout 9,400 Catchable (6+ inches)
July 24, 1984 Rainbow Trout 4,700 Catchable (6+ inches)
August 29, 1983 Rainbow Trout 4,568 Fingerling (3-6 inches)
August 25, 1983 Rainbow Trout 1,575 Fingerling (3-6 inches)
July 25, 1983 Rainbow Trout 1,575 Catchable (6+ inches)
July 25, 1983 Rainbow Trout 3,675 Catchable (6+ inches)
July 1, 1983 Rainbow Trout 1,576 Catchable (6+ inches)
August 24, 1982 Rainbow Trout 1,560 Catchable (6+ inches)
August 13, 1982 Rainbow Trout 1,045 Catchable (6+ inches)
July 21, 1982 Rainbow Trout 1,440 Catchable (6+ inches)
July 15, 1982 Rainbow Trout 2,990 Catchable (6+ inches)
May 26, 1982 Rainbow Trout 3,600 Catchable (6+ inches)
August 20, 1981 Rainbow Trout 812 Catchable (6+ inches)
July 31, 1981 Rainbow Trout 1,612 Catchable (6+ inches)
July 2, 1981 Rainbow Trout 1,505 Catchable (6+ inches)
July 2, 1981 Rainbow Trout 4,200 Catchable (6+ inches)
May 22, 1981 Rainbow Trout 1,800 Catchable (6+ inches)
May 13, 1981 Rainbow Trout 2,400 Catchable (6+ inches)
October 17, 1980 Brook Trout 150 Adults
August 29, 1980 Rainbow Trout 2,160 Catchable (6+ inches)
August 15, 1980 Rainbow Trout 1,500 Catchable (6+ inches)
August 8, 1980 Rainbow Trout 540 Catchable (6+ inches)
August 7, 1980 Rainbow Trout 1,620 Catchable (6+ inches)
July 25, 1980 Rainbow Trout 1,400 Catchable (6+ inches)
July 2, 1980 Rainbow Trout 1,860 Catchable (6+ inches)
May 19, 1980 Rainbow Trout 4,000 Catchable (6+ inches)
July 13, 1979 Rainbow Trout 1,980 Catchable (6+ inches)
June 13, 1979 Rainbow Trout 2,300 Catchable (6+ inches)
May 23, 1979 Rainbow Trout 4,830 Catchable (6+ inches)
August 25, 1978 Rainbow Trout 3,080 Catchable (6+ inches)
August 23, 1978 Rainbow Trout 220 Catchable (6+ inches)
August 15, 1978 Brook Trout 495 Fingerling (3-6 inches)
August 10, 1978 Rainbow Trout 4,440 Catchable (6+ inches)
July 27, 1978 Rainbow Trout 1,665 Catchable (6+ inches)
July 11, 1978 Rainbow Trout 2,988 Catchable (6+ inches)
June 27, 1978 Rainbow Trout 2,520 Catchable (6+ inches)
May 24, 1978 Rainbow Trout 2,700 Catchable (6+ inches)
September 12, 1977 Rainbow Trout 8,401 Fry (0-3 inches)
August 2, 1977 Rainbow Trout 2,520 Catchable (6+ inches)
June 21, 1977 Rainbow Trout 1,440 Catchable (6+ inches)
May 24, 1977 Rainbow Trout 1,320 Catchable (6+ inches)
August 3, 1976 Rainbow Trout 2,900 Catchable (6+ inches)
July 13, 1976 Rainbow Trout 2,062 Catchable (6+ inches)
July 2, 1976 Rainbow Trout 2,160 Catchable (6+ inches)
May 26, 1976 Rainbow Trout 4,800 Catchable (6+ inches)
September 29, 1975 Rainbow Trout 5,600 Catchable (6+ inches)
September 4, 1975 Rainbow Trout 3,300 Catchable (6+ inches)
September 3, 1975 Rainbow Trout 3,800 Catchable (6+ inches)
August 13, 1975 Rainbow Trout 2,000 Catchable (6+ inches)
August 6, 1975 Rainbow Trout 1,920 Catchable (6+ inches)
July 22, 1975 Rainbow Trout 4,800 Catchable (6+ inches)
June 13, 1975 Rainbow Trout 4,200 Catchable (6+ inches)
May 21, 1975 Rainbow Trout 3,800 Catchable (6+ inches)
September 6, 1974 Rainbow Trout 3,500 Catchable (6+ inches)
September 3, 1974 Rainbow Trout 2,800 Catchable (6+ inches)
September 3, 1974 Rainbow Trout 560 Catchable (6+ inches)
August 26, 1974 Rainbow Trout 1,140 Catchable (6+ inches)
August 26, 1974 Rainbow Trout 2,160 Catchable (6+ inches)
August 16, 1974 Rainbow Trout 1,920 Catchable (6+ inches)
August 6, 1974 Rainbow Trout 2,160 Catchable (6+ inches)
July 16, 1974 Rainbow Trout 2,160 Catchable (6+ inches)
July 15, 1974 Rainbow Trout 1,800 Catchable (6+ inches)
July 2, 1974 Rainbow Trout 3,500 Catchable (6+ inches)
May 16, 1974 Rainbow Trout 1,800 Catchable (6+ inches)
August 20, 1973 Rainbow Trout 2,200 Catchable (6+ inches)
August 13, 1973 Rainbow Trout 2,800 Catchable (6+ inches)
August 2, 1973 Rainbow Trout 2,040 Catchable (6+ inches)
August 1, 1973 Rainbow Trout 1,360 Catchable (6+ inches)
July 26, 1973 Brook Trout 15 Catchable (6+ inches)
July 26, 1973 Rainbow Trout 45 Catchable (6+ inches)
July 19, 1973 Rainbow Trout 1,800 Catchable (6+ inches)
July 12, 1973 Rainbow Trout 3,200 Catchable (6+ inches)
July 2, 1973 Rainbow Trout 4,480 Catchable (6+ inches)
June 13, 1973 Rainbow Trout 1,920 Catchable (6+ inches)
June 12, 1973 Rainbow Trout 1,920 Catchable (6+ inches)
May 29, 1973 Rainbow Trout 3,840 Catchable (6+ inches)
May 25, 1973 Rainbow Trout 1,440 Catchable (6+ inches)
May 16, 1973 Brook Trout 600 Fingerling (3-6 inches)
May 16, 1973 Rainbow Trout 2,400 Fingerling (3-6 inches)
May 3, 1973 Rainbow Trout 4,560 Catchable (6+ inches)
April 11, 1973 Rainbow Trout 3,900 Catchable (6+ inches)
August 23, 1972 Rainbow Trout 900 Catchable (6+ inches)
August 22, 1972 Rainbow Trout 3,720 Catchable (6+ inches)
August 17, 1972 Rainbow Trout 1,680 Catchable (6+ inches)
August 10, 1972 Rainbow Trout 1,320 Catchable (6+ inches)
August 10, 1972 Rainbow Trout 1,800 Catchable (6+ inches)
July 26, 1972 Rainbow Trout 1,800 Catchable (6+ inches)
July 19, 1972 Rainbow Trout 6,080 Catchable (6+ inches)
July 13, 1972 Rainbow Trout 1,680 Catchable (6+ inches)
July 6, 1972 Rainbow Trout 4,080 Catchable (6+ inches)
June 27, 1972 Rainbow Trout 3,600 Catchable (6+ inches)
June 26, 1972 Rainbow Trout 1,500 Catchable (6+ inches)
May 30, 1972 Brook Trout 240 Fingerling (3-6 inches)
May 30, 1972 Rainbow Trout 1,280 Catchable (6+ inches)
May 30, 1972 Whitefish 320 Fingerling (3-6 inches)
May 17, 1972 Rainbow Trout 4,080 Catchable (6+ inches)
April 19, 1972 Rainbow Trout 4,030 Catchable (6+ inches)
September 14, 1971 Rainbow Trout 1,660 Catchable (6+ inches)
September 14, 1971 Rainbow Trout 3,360 Catchable (6+ inches)
September 8, 1971 Rainbow Trout 3,125 Catchable (6+ inches)
September 7, 1971 Rainbow Trout 3,500 Catchable (6+ inches)
August 27, 1971 Rainbow Trout 1,550 Catchable (6+ inches)
August 25, 1971 Rainbow Trout 2,160 Catchable (6+ inches)
August 18, 1971 Rainbow Trout 2,280 Catchable (6+ inches)
August 10, 1971 Rainbow Trout 2,280 Catchable (6+ inches)
August 2, 1971 Rainbow Trout 2,100 Catchable (6+ inches)
July 28, 1971 Rainbow Trout 1,920 Catchable (6+ inches)
July 26, 1971 Rainbow Trout 1,740 Catchable (6+ inches)
July 19, 1971 Rainbow Trout 2,100 Catchable (6+ inches)
July 13, 1971 Rainbow Trout 1,500 Catchable (6+ inches)
July 8, 1971 Rainbow Trout 2,080 Catchable (6+ inches)
June 30, 1971 Rainbow Trout 3,600 Catchable (6+ inches)
May 26, 1971 Rainbow Trout 2,400 Catchable (6+ inches)
May 26, 1971 Rainbow Trout 4,080 Catchable (6+ inches)
April 9, 1971 Rainbow Trout 4,900 Catchable (6+ inches)
August 31, 1970 Rainbow Trout 1,500 Catchable (6+ inches)
August 27, 1970 Rainbow Trout 1,920 Catchable (6+ inches)
August 24, 1970 Rainbow Trout 3,840 Catchable (6+ inches)
August 19, 1970 Rainbow Trout 1,560 Catchable (6+ inches)
August 18, 1970 Rainbow Trout 1,920 Catchable (6+ inches)
August 7, 1970 Rainbow Trout 2,400 Catchable (6+ inches)
July 31, 1970 Rainbow Trout 3,400 Catchable (6+ inches)
July 30, 1970 Rainbow Trout 2,220 Catchable (6+ inches)
July 22, 1970 Rainbow Trout 2,560 Catchable (6+ inches)
July 13, 1970 Rainbow Trout 1,920 Catchable (6+ inches)
July 2, 1970 Rainbow Trout 2,320 Catchable (6+ inches)
June 18, 1970 Rainbow Trout 1,860 Catchable (6+ inches)
June 3, 1970 Rainbow Trout 4,200 Catchable (6+ inches)
May 19, 1970 Rainbow Trout 2,280 Catchable (6+ inches)
May 6, 1970 Brook Trout 1,200 Fingerling (3-6 inches)
May 6, 1970 Rainbow Trout 480 Catchable (6+ inches)
April 9, 1970 Rainbow Trout 1,500 Catchable (6+ inches)
April 4, 1970 Brook Trout 600 Fingerling (3-6 inches)
April 4, 1970 Rainbow Trout 200 Fingerling (3-6 inches)
April 4, 1970 Whitefish 1,200 Fingerling (3-6 inches)
September 10, 1969 Rainbow Trout 1,750 Fingerling (3-6 inches)
August 28, 1969 Rainbow Trout 1,920 Fingerling (3-6 inches)
August 27, 1969 Rainbow Trout 5,280 Catchable (6+ inches)
August 25, 1969 Rainbow Trout 4,200 Catchable (6+ inches)
August 19, 1969 Rainbow Trout 4,560 Catchable (6+ inches)
August 5, 1969 Rainbow Trout 4,200 Catchable (6+ inches)
July 31, 1969 Rainbow Trout 2,640 Catchable (6+ inches)
July 30, 1969 Rainbow Trout 2,800 Catchable (6+ inches)
July 15, 1969 Rainbow Trout 3,960 Catchable (6+ inches)
July 1, 1969 Rainbow Trout 1,920 Catchable (6+ inches)
September 16, 1968 Rainbow Trout 3,600 Catchable (6+ inches)
September 6, 1968 Rainbow Trout 1,080 Catchable (6+ inches)
September 6, 1968 Rainbow Trout 2,520 Catchable (6+ inches)
August 29, 1968 Rainbow Trout 1,400 Catchable (6+ inches)
August 23, 1968 Rainbow Trout 2,100 Catchable (6+ inches)
August 7, 1968 Rainbow Trout 2,700 Catchable (6+ inches)
July 23, 1968 Rainbow Trout 1,500 Catchable (6+ inches)
July 22, 1968 Rainbow Trout 1,500 Catchable (6+ inches)
July 16, 1968 Rainbow Trout 1,560 Catchable (6+ inches)
July 10, 1968 Rainbow Trout 1,620 Catchable (6+ inches)
June 18, 1968 Rainbow Trout 1,740 Catchable (6+ inches)
May 28, 1968 Rainbow Trout 1,500 Catchable (6+ inches)
May 8, 1968 Rainbow Trout 3,990 Catchable (6+ inches)
April 24, 1968 Rainbow Trout 1,720 Catchable (6+ inches)
April 2, 1968 Rainbow Trout 5,280 Catchable (6+ inches)

Records shown exactly as published by Idaho Department of Fish and Game. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Data source: Idaho Department of Fish and Game. Last updated: .

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