Castle Rock Reservoir - stocking report
Castle Rock Reservoir was last stocked on June 19, 2025: 1,000 Walleye (1.29 in avg).
Full stocking history
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
| June 19, 2025 | Walleye | 1,000 | 1.29 in avg | Miles City Fish Hatchery |
| June 11, 2024 | Walleye | 1,000 | 1.3900000000000001 in avg | Miles City Fish Hatchery |
| July 12, 2023 | Walleye | 1,000 | 2.0100000000000002 in avg | Miles City Fish Hatchery |
| June 15, 2022 | Walleye | 1,000 | 1.1300000000000001 in avg | Miles City Fish Hatchery |
| September 30, 2021 | Channel Catfish | 8,227 | 1.57 in avg | Miles City Fish Hatchery |
| August 20, 2021 | Channel Catfish | 1,000 | 1.69 in avg | Miles City Fish Hatchery |
| June 28, 2021 | Walleye | 1,000 | 1.76 in avg | Miles City Fish Hatchery |
| August 19, 2020 | Channel Catfish | 1,000 | 1.61 in avg | Miles City Fish Hatchery |
| June 10, 2020 | Walleye | 2,000 | 2.79 in avg | Miles City Fish Hatchery |
| June 19, 2019 | Walleye | 1,000 | 1.59 in avg | Miles City Fish Hatchery |
| August 3, 2018 | Smallmouth Bass | 4,000 | 2.19 in avg | Miles City Fish Hatchery |
| June 24, 2018 | Walleye | 1,000 | 1.7 in avg | Miles City Fish Hatchery |
| August 22, 2017 | Channel Catfish | 1,000 | 2 in avg | Miles City Fish Hatchery |
| June 14, 2017 | Walleye | 1,000 | 1.51 in avg | Miles City Fish Hatchery |
| June 14, 2016 | Walleye | 1,000 | 1.34 in avg | Miles City Fish Hatchery |
| July 22, 2015 | Channel Catfish | 1,000 | 2.5 in avg | Miles City Fish Hatchery |
| June 16, 2015 | Walleye | 1,000 | 2 in avg | Miles City Fish Hatchery |
| September 2, 2014 | Smallmouth Bass | 4,000 | 2.49 in avg | Miles City Fish Hatchery |
| June 24, 2014 | Walleye | 1,000 | 1.25 in avg | Miles City Fish Hatchery |
| June 11, 2013 | Walleye | 1,000 | 1.5 in avg | Miles City Fish Hatchery |
| June 11, 2012 | Walleye | 1,000 | 1.49 in avg | Miles City Fish Hatchery |
| June 21, 2011 | Walleye | 1,000 | 1.12 in avg | Miles City Fish Hatchery |
| June 22, 2010 | Walleye | 1,000 | 1.5 in avg | Miles City Fish Hatchery |
| June 24, 2009 | Walleye | 1,049 | 2 in avg | Miles City Fish Hatchery |
| June 17, 2008 | Walleye | 1,100 | 1.2 in avg | Miles City Fish Hatchery |
| June 12, 2007 | Walleye | 1,000 | 1.5 in avg | Miles City Fish Hatchery |
| June 7, 2006 | Walleye | 1,000 | 1 in avg | Miles City Fish Hatchery |
| June 14, 2005 | Walleye | 1,000 | 1.2 in avg | Miles City Fish Hatchery |
| July 22, 2004 | Walleye | 1,000 | 2.2 in avg | Miles City Fish Hatchery |
| June 11, 2003 | Walleye | 1,000 | 1.1 in avg | Miles City Fish Hatchery |
| June 19, 2002 | Walleye | 1,000 | 1.2 in avg | Miles City Fish Hatchery |
| June 7, 2001 | Walleye | 1,000 | 1.1 in avg | Miles City Fish Hatchery |
| October 23, 2000 | Channel Catfish | 8,000 | 2.3000000000000003 in avg | Miles City Fish Hatchery |
| June 12, 2000 | Walleye | 1,000 | 1.2 in avg | Miles City Fish Hatchery |
| June 17, 1999 | Walleye | 1,000 | 1.2 in avg | Miles City Fish Hatchery |
| June 11, 1998 | Walleye | 1,000 | 1.3 in avg | Miles City Fish Hatchery |
| June 11, 1997 | Walleye | 1,000 | 1.2 in avg | Miles City Fish Hatchery |
| June 17, 1996 | Walleye | 5,040 | 1.4000000000000001 in avg | Miles City Fish Hatchery |
| June 8, 1995 | Walleye | 5,000 | 1.1 in avg | Miles City Fish Hatchery |
| June 6, 1994 | Walleye | 5,000 | 1.3 in avg | Miles City Fish Hatchery |
| June 4, 1993 | Walleye | 5,000 | 1.3 in avg | Miles City Fish Hatchery |
| June 9, 1992 | Walleye | 5,000 | 1.1 in avg | Miles City Fish Hatchery |
| July 29, 1991 | Smallmouth Bass | 912 | 6.2 in avg | Miles City Fish Hatchery |
| July 29, 1991 | Smallmouth Bass | 1,600 | 5 in avg | Miles City Fish Hatchery |
| July 26, 1991 | Smallmouth Bass | 3,970 | 1.7 in avg | Miles City Fish Hatchery |
| June 18, 1991 | Walleye | 5,000 | 1.7 in avg | Miles City Fish Hatchery |
| June 12, 1990 | Walleye | 5,000 | 1.2 in avg | Miles City Fish Hatchery |
| June 19, 1989 | Walleye | 5,000 | 1.8 in avg | Miles City Fish Hatchery |
| April 21, 1988 | Walleye | 50,000 | 0.2 in avg | Miles City Fish Hatchery |
| June 24, 1986 | Walleye | 1,000 | 2 in avg | Miles City Fish Hatchery |
| September 19, 1984 | Channel Catfish | 3,000 | 1 in avg | Miles City Fish Hatchery |
| May 11, 1984 | Walleye | 500,000 | Miles City Fish Hatchery | |
| April 11, 1984 | Northern Pike | 625,000 | Miles City Fish Hatchery | |
| May 16, 1979 | Fathead Minnow | 30,000 | 1 in avg | Miles City - Federal |
| May 24, 1977 | Walleye | 250,000 | Out-of-State | |
| July 29, 1976 | Largemouth Bass | 104,000 | 1 in avg | Miles City - Federal |
| June 2, 1976 | Northern Pike | 15,000 | 2 in avg | Miles City - Federal |
| May 20, 1976 | Crappie | 100 | 10 in avg | Wild |
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: .