Grasmere Reservoir - stocking report
Grasmere Reservoir was last stocked on October 2, 2025: 4,480 Rainbow Trout - Triploid (Catchable (6+ inches)).
Full stocking history
| Date | Species | Fish | Size |
|---|---|---|---|
| October 2, 2025 | Rainbow Trout - Triploid | 4,480 | Catchable (6+ inches) |
| October 2, 2025 | Rainbow Trout - Triploid | 9,557 | Catchable (6+ inches) |
| October 1, 2025 | Rainbow Trout - Triploid | 10,350 | Catchable (6+ inches) |
| October 1, 2025 | Rainbow Trout - Triploid | 6,183 | Catchable (6+ inches) |
| October 4, 2024 | Cutthroat Trout - Lahontan | 19,936 | Fingerling (3-6 inches) |
| October 6, 2023 | Cutthroat Trout - Lahontan | 20,040 | Fingerling (3-6 inches) |
| September 26, 2022 | Cutthroat Trout - Lahontan | 20,036 | Fingerling (3-6 inches) |
| September 28, 2021 | Cutthroat Trout - Lahontan | 26,112 | Fingerling (3-6 inches) |
| September 29, 2020 | Cutthroat Trout - Lahontan | 12,110 | Fingerling (3-6 inches) |
| September 29, 2020 | Cutthroat Trout - Lahontan | 16,130 | Fingerling (3-6 inches) |
| September 11, 2019 | Cutthroat Trout - Lahontan | 30,984 | Fry (0-3 inches) |
| September 25, 2018 | Cutthroat Trout - Lahontan | 10,596 | Fingerling (3-6 inches) |
| September 25, 2018 | Cutthroat Trout - Lahontan | 15,138 | Fingerling (3-6 inches) |
| September 21, 2017 | Cutthroat Trout - Lahontan | 10,183 | Fingerling (3-6 inches) |
| September 21, 2017 | Cutthroat Trout - Lahontan | 13,093 | Fingerling (3-6 inches) |
| September 29, 2016 | Rainbow Trout - Triploid | 1,036 | Catchable (6+ inches) |
| September 23, 2013 | Cutthroat Trout - Lahontan | 29,827 | Fingerling (3-6 inches) |
| September 19, 2012 | Cutthroat Trout - Lahontan | 33,880 | Fingerling (3-6 inches) |
| September 22, 2010 | Cutthroat Trout - Lahontan | 24,898 | Fingerling (3-6 inches) |
| September 8, 2009 | Cutthroat Trout - Lahontan | 20,280 | Fry (0-3 inches) |
| June 25, 2008 | Cutthroat Trout - Lahontan | 49,236 | Fry (0-3 inches) |
| June 28, 2007 | Cutthroat Trout - Lahontan | 49,918 | Fry (0-3 inches) |
| June 13, 2006 | Cutthroat Trout - Lahontan | 20,868 | Fry (0-3 inches) |
| June 16, 2005 | Cutthroat Trout - Lahontan | 20,944 | Fry (0-3 inches) |
| June 16, 2004 | Cutthroat Trout - Lahontan | 28,000 | Fry (0-3 inches) |
| June 24, 2003 | Cutthroat Trout - Lahontan | 24,840 | Fry (0-3 inches) |
| June 25, 2002 | Cutthroat Trout - Lahontan | 24,600 | Fry (0-3 inches) |
| June 21, 2001 | Cutthroat Trout - Lahontan | 24,641 | Fry (0-3 inches) |
| June 13, 2000 | Cutthroat Trout - Lahontan | 25,185 | Fry (0-3 inches) |
| June 24, 1998 | Cutthroat Trout - Lahontan | 24,900 | Fry (0-3 inches) |
| June 19, 1997 | Cutthroat Trout - Lahontan | 15,460 | Fry (0-3 inches) |
| June 18, 1996 | Cutthroat Trout - Lahontan | 7,490 | Fry (0-3 inches) |
| June 27, 1995 | Cutthroat Trout - Lahontan | 7,475 | Fry (0-3 inches) |
| June 8, 1994 | Cutthroat Trout - Lahontan | 6,000 | Fry (0-3 inches) |
| June 29, 1993 | Cutthroat Trout - Lahontan | 13,075 | Fry (0-3 inches) |
| October 27, 1992 | Cutthroat Trout - Lahontan | 2,700 | Fingerling (3-6 inches) |
| November 19, 1991 | Cutthroat Trout - Lahontan | 3,120 | Fingerling (3-6 inches) |
| September 10, 1988 | Cutthroat Trout - Lahontan | 10,250 | Fingerling (3-6 inches) |
| April 17, 1986 | Rainbow Trout | 6,080 | Catchable (6+ inches) |
| May 21, 1985 | Rainbow Trout | 6,080 | Catchable (6+ inches) |
| May 26, 1983 | Rainbow Trout | 6,120 | Catchable (6+ inches) |
| May 28, 1982 | Rainbow Trout | 2,660 | Catchable (6+ inches) |
| May 28, 1982 | Rainbow Trout | 5,850 | Catchable (6+ inches) |
| March 25, 1981 | Rainbow Trout | 2,700 | Catchable (6+ inches) |
| April 30, 1980 | Rainbow Trout | 7,440 | Catchable (6+ inches) |
| June 29, 1979 | Rainbow Trout | 1,410 | Catchable (6+ inches) |
| May 3, 1979 | Rainbow Trout | 5,760 | Catchable (6+ inches) |
| May 19, 1978 | Rainbow Trout | 7,200 | Catchable (6+ inches) |
| June 1, 1976 | Rainbow Trout | 6,300 | Catchable (6+ inches) |
| May 21, 1976 | Rainbow Trout | 5,040 | Catchable (6+ inches) |
| June 25, 1975 | Rainbow Trout | 3,960 | Catchable (6+ inches) |
| May 28, 1975 | Rainbow Trout | 5,520 | Catchable (6+ inches) |
| May 22, 1974 | Rainbow Trout | 6,510 | Catchable (6+ inches) |
| April 6, 1973 | Rainbow Trout | 6,090 | Catchable (6+ inches) |
| March 19, 1973 | Rainbow Trout | 4,320 | Catchable (6+ inches) |
| March 16, 1972 | Rainbow Trout | 3,360 | Adults |
| March 15, 1972 | Rainbow Trout | 3,360 | Adults |
| May 12, 1971 | Rainbow Trout | 7,920 | Catchable (6+ inches) |
| April 29, 1971 | Rainbow Trout | 7,200 | Catchable (6+ inches) |
| April 14, 1971 | Rainbow Trout | 3,600 | Catchable (6+ inches) |
| July 8, 1970 | Rainbow Trout | 14,310 | Fry (0-3 inches) |
| June 11, 1970 | Rainbow Trout | 14,700 | Catchable (6+ inches) |
| May 16, 1969 | Rainbow Trout | 23,340 | Fry (0-3 inches) |
| May 14, 1969 | Rainbow Trout | 5,250 | Catchable (6+ inches) |
| May 5, 1969 | Rainbow Trout | 5,460 | Catchable (6+ inches) |
| May 24, 1968 | Rainbow Trout | 4,080 | 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: .