Clarks Reservoir Fish Stocking
Montana · 1946–2025 on record
According to Montana fish & wildlife agency, Clarks Reservoir was last stocked May 12, 2025 with Rainbow Trout. Clarks Reservoir has 73 stocking records on file, spanning 1946–2025, with about 263,992 fish stocked over that period.
When Clarks Reservoir is stocked
Clarks Reservoir is typically stocked in spring, most often in April — 33 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Clarks Reservoir, freshest activity first.
Silvertip Reservoir
6 mi10 species · 49 records
Last stocked September 2025
Haughian Bass Pond
5 mi2 species · 11 records
Last stocked August 2025
Cherry Creek Pond
3 mi1 species · 2 records
Last stocked June 2025
South Fork Reservoir
2 mi8 species · 34 records
Last stocked May 2025
Reukauf Reservoir
3 mi1 species · 34 records
Last stocked May 2025
Haughian Reservoir #1
4 mi3 species · 64 records
Last stocked May 2025
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 12, 2025 | Rainbow Trout | 2,000 | 2.26" | Montana fish & wildlife agency |
| May 22, 2024 | Rainbow Trout | 2,000 | 1.78" | Montana fish & wildlife agency |
| May 18, 2023 | Rainbow Trout | 2,000 | 2.27" | Montana fish & wildlife agency |
| April 26, 2022 | Rainbow Trout | 2,000 | 2" | Montana fish & wildlife agency |
| May 19, 2021 | Rainbow Trout | 1,000 | 4.47" | Montana fish & wildlife agency |
| May 8, 2020 | Rainbow Trout | 200 | 8.12" | Montana fish & wildlife agency |
| April 21, 2020 | Rainbow Trout | 2,000 | 4.42" | Montana fish & wildlife agency |
| May 15, 2019 | Rainbow Trout | 4,000 | 2.15" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 1, 2018 | Rainbow Trout | 4,000 | 2.01" | Montana fish & wildlife agency |
| April 11, 2017 | Rainbow Trout | 4,000 | 1.98" | Montana fish & wildlife agency |
| April 4, 2016 | Rainbow Trout | 4,000 | 1.9" | Montana fish & wildlife agency |
| June 9, 2015 | Rainbow Trout | 4,000 | 4" | Montana fish & wildlife agency |
| April 8, 2015 | Rainbow Trout | 2,500 | 1.8" | Montana fish & wildlife agency |
| April 18, 2014 | Rainbow Trout | 4,000 | 2" | Montana fish & wildlife agency |
| April 16, 2014 | Rainbow Trout | 2,500 | 2" | Montana fish & wildlife agency |
| April 26, 2012 | Rainbow Trout | 4,000 | 2.15" | Montana fish & wildlife agency |
| April 20, 2011 | Rainbow Trout | 4,000 | 2" | Montana fish & wildlife agency |
| April 19, 2010 | Rainbow Trout | 1,000 | 2.6" | Montana fish & wildlife agency |
| April 13, 2009 | Rainbow Trout | 4,000 | 2" | Montana fish & wildlife agency |
| April 5, 2008 | Rainbow Trout | 4,000 | 2.4" | Montana fish & wildlife agency |
| April 4, 2007 | Rainbow Trout | 4,000 | 2.6" | Montana fish & wildlife agency |
| April 5, 2006 | Rainbow Trout | 4,000 | 2.4" | Montana fish & wildlife agency |
| March 28, 2005 | Rainbow Trout | 4,000 | 2.4" | Montana fish & wildlife agency |
| March 31, 2004 | Rainbow Trout | 4,000 | 2.3" | Montana fish & wildlife agency |
| March 31, 2004 | Rainbow Trout | 2,500 | 2.3" | Montana fish & wildlife agency |
| March 28, 2003 | Rainbow Trout | 4,000 | 2.1" | Montana fish & wildlife agency |
| September 1, 1999 | Largemouth Bass | 5,000 | 2.9" | Montana fish & wildlife agency |
| August 22, 1997 | Largemouth Bass | 555 | 8" | Montana fish & wildlife agency |
| August 20, 1996 | Largemouth Bass | 6,000 | 2.2" | Montana fish & wildlife agency |
| May 1, 1996 | Rainbow Trout | 4,000 | 2.9" | Montana fish & wildlife agency |
| April 25, 1995 | Rainbow Trout | 4,000 | 2.6" | Montana fish & wildlife agency |
| April 21, 1994 | Rainbow Trout | 4,000 | 3.2" | Montana fish & wildlife agency |
| October 5, 1993 | Rainbow Trout | 5,009 | 6" | Montana fish & wildlife agency |
| May 18, 1993 | Rainbow Trout | 2,500 | 2.9" | Montana fish & wildlife agency |
| April 16, 1993 | Rainbow Trout | 4,000 | 3" | Montana fish & wildlife agency |
| March 12, 1992 | Rainbow Trout | 4,000 | 2.3" | Montana fish & wildlife agency |
| March 25, 1991 | Rainbow Trout | 4,000 | 2.3" | Montana fish & wildlife agency |
| April 16, 1990 | Rainbow Trout | 4,000 | 2.8" | Montana fish & wildlife agency |
| May 26, 1989 | Rainbow Trout | 4,000 | 3.3" | Montana fish & wildlife agency |
| May 6, 1988 | Rainbow Trout | 4,000 | 3" | Montana fish & wildlife agency |
| May 7, 1987 | Rainbow Trout | 4,000 | 3.2" | Montana fish & wildlife agency |
| April 2, 1986 | Rainbow Trout | 4,000 | 4" | Montana fish & wildlife agency |
| April 3, 1985 | Rainbow Trout | 5,000 | 3" | Montana fish & wildlife agency |
| April 11, 1984 | Rainbow Trout | 8,000 | 4" | Montana fish & wildlife agency |
| April 20, 1983 | Rainbow Trout | 4,600 | 4" | Montana fish & wildlife agency |
| April 22, 1982 | Rainbow Trout | 4,000 | 3" | Montana fish & wildlife agency |
| October 22, 1981 | Rainbow Trout | 4,268 | 9" | Montana fish & wildlife agency |
| March 25, 1981 | Rainbow Trout | 7,000 | 2" | Montana fish & wildlife agency |
| April 23, 1980 | Rainbow Trout | 2,400 | 2" | Montana fish & wildlife agency |
| April 9, 1980 | Rainbow Trout | 4,000 | 3" | Montana fish & wildlife agency |
Showing 50 of 73 stocking records.
Frequently asked
When was Clarks Reservoir last stocked?
According to Montana fish & wildlife agency, Clarks Reservoir was last stocked May 12, 2025 with Rainbow Trout.
What fish species are stocked in Clarks Reservoir?
Clarks Reservoir is stocked with Rainbow Trout, Largemouth Bass, Brook Trout, Bullhead, and Northern Pike.
What time of year is Clarks Reservoir stocked?
Clarks Reservoir is typically stocked in spring, most often in April.
How often is Clarks Reservoir stocked?
Clarks Reservoir is stocked intermittently — 73 recorded stockings between 1946 and 2025.
How many fish have been stocked in Clarks Reservoir?
About 263,992 fish have been stocked in Clarks Reservoir across 73 recorded events since 1946, per Montana fish & wildlife agency.
What size are the fish stocked in Clarks Reservoir?
Fish stocked in Clarks Reservoir average about 3.3 inches, based on the sizes the agency reported.