Boneau Reservoir Fish Stocking
Montana · 1951–2011 on record
According to Montana fish & wildlife agency, Boneau Reservoir was last stocked June 14, 2011 with Brown Trout. Boneau Reservoir has 111 stocking records on file, spanning 1951–2011, with about 1,245,508 fish stocked over that period.
When Boneau Reservoir is stocked
Boneau Reservoir is typically stocked in spring, most often in May — 30 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Boneau Reservoir, freshest activity first.
Normandy Coulee Pond
9 mi2 species · 61 records
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Beaver Creek Reservoir
10 mi9 species · 342 records
Last stocked April 2026
Bearpaw Lake
9 mi4 species · 214 records
Last stocked September 2025
Clawitter Reservoir
10 mi2 species · 11 records
Last stocked July 2018
Agency Pond
4 mi1 species · 2 records
Last stocked May 2008
Williamson Reservoir
6 mi4 species · 25 records
Last stocked May 2008
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 14, 2011 | Brown Trout | 10,036 | 4.12" | Montana fish & wildlife agency |
| June 30, 2010 | Walleye | 20,003 | 1.62" | Montana fish & wildlife agency |
| April 28, 2010 | Brown Trout | 10,467 | 3.46" | Montana fish & wildlife agency |
| July 1, 2009 | Walleye | 20,034 | 2" | Montana fish & wildlife agency |
| May 28, 2009 | Brown Trout | 10,067 | 4" | Montana fish & wildlife agency |
| May 19, 2008 | Brown Trout | 15,105 | 3.71" | Montana fish & wildlife agency |
| May 1, 2008 | Rainbow Trout | 15,668 | 5.6" | Montana fish & wildlife agency |
| May 1, 2008 | Rainbow Trout | 169 | 10.8" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 14, 2007 | Rainbow Trout | 15,641 | 6.4" | Montana fish & wildlife agency |
| June 5, 2007 | Brown Trout | 9,867 | 4.05" | Montana fish & wildlife agency |
| October 6, 2006 | Rainbow Trout | 6,006 | 5.72" | Montana fish & wildlife agency |
| June 1, 2006 | Brown Trout | 10,028 | 4.03" | Montana fish & wildlife agency |
| May 18, 2006 | Rainbow Trout | 15,686 | 5.65" | Montana fish & wildlife agency |
| July 2, 2002 | Rainbow Trout | 203 | 10.8" | Montana fish & wildlife agency |
| July 2, 2002 | Rainbow Trout | 6,606 | 6.8" | Montana fish & wildlife agency |
| June 17, 2002 | Brown Trout | 6,016 | 4.5" | Montana fish & wildlife agency |
| June 20, 2001 | Rainbow Trout | 6,000 | 7" | Montana fish & wildlife agency |
| June 20, 2001 | Rainbow Trout | 25 | 10" | Montana fish & wildlife agency |
| June 7, 2001 | Brown Trout | 5,992 | 3.8" | Montana fish & wildlife agency |
| June 13, 2000 | Brown Trout | 6,028 | 4.2" | Montana fish & wildlife agency |
| June 18, 1999 | Brown Trout | 5,358 | 4.3" | Montana fish & wildlife agency |
| September 17, 1997 | Rainbow Trout | 7,500 | 6.3" | Montana fish & wildlife agency |
| July 12, 1995 | Rainbow Trout | 5,400 | 7" | Montana fish & wildlife agency |
| May 26, 1994 | Rainbow Trout | 5,695 | 7" | Montana fish & wildlife agency |
| May 4, 1993 | Rainbow Trout | 5,400 | 7" | Montana fish & wildlife agency |
| May 26, 1992 | Rainbow Trout | 150 | 22.8" | Montana fish & wildlife agency |
| May 26, 1992 | Rainbow Trout | 5,400 | 6.6" | Montana fish & wildlife agency |
| September 23, 1991 | Rainbow Trout | 2,000 | 7" | Montana fish & wildlife agency |
| June 11, 1991 | Rainbow Trout | 5,400 | 6.4" | Montana fish & wildlife agency |
| June 11, 1991 | Rainbow Trout | 150 | 24" | Montana fish & wildlife agency |
| June 19, 1990 | Rainbow Trout | 500 | 15" | Montana fish & wildlife agency |
| June 19, 1990 | Rainbow Trout | 200 | 8.1" | Montana fish & wildlife agency |
| April 24, 1990 | Rainbow Trout | 150 | 15" | Montana fish & wildlife agency |
| April 24, 1990 | Rainbow Trout | 5,400 | 6.4" | Montana fish & wildlife agency |
| May 10, 1989 | Rainbow Trout | 150 | 15" | Montana fish & wildlife agency |
| May 12, 1988 | Rainbow Trout | 5,400 | 6" | Montana fish & wildlife agency |
| June 22, 1987 | Rainbow Trout | 5,400 | 7.5" | Montana fish & wildlife agency |
| April 28, 1987 | Rainbow Trout | 75 | 26" | Montana fish & wildlife agency |
| May 31, 1979 | Rainbow Trout | 1,500 | 8" | Montana fish & wildlife agency |
| May 17, 1979 | Rainbow Trout | 4,500 | 8" | Montana fish & wildlife agency |
| May 1, 1979 | Rainbow Trout | 3,000 | 8" | Montana fish & wildlife agency |
| May 1, 1979 | Rainbow Trout | 6,996 | 8" | Montana fish & wildlife agency |
| June 6, 1978 | Rainbow Trout | 6,276 | 9" | Montana fish & wildlife agency |
| April 10, 1978 | Rainbow Trout | 6,500 | 8" | Montana fish & wildlife agency |
| April 21, 1977 | Rainbow Trout | 5,120 | 9" | Montana fish & wildlife agency |
| April 19, 1977 | Rainbow Trout | 5,000 | 9" | Montana fish & wildlife agency |
| April 18, 1977 | Rainbow Trout | 2,380 | 9" | Montana fish & wildlife agency |
| April 12, 1977 | Rainbow Trout | 4,000 | 9" | Montana fish & wildlife agency |
| May 13, 1976 | Rainbow Trout | 1,360 | 9" | Montana fish & wildlife agency |
| May 13, 1976 | Rainbow Trout | 140 | 9" | Montana fish & wildlife agency |
Showing 50 of 111 stocking records.
Frequently asked
When was Boneau Reservoir last stocked?
According to Montana fish & wildlife agency, Boneau Reservoir was last stocked June 14, 2011 with Brown Trout.
What fish species are stocked in Boneau Reservoir?
Boneau Reservoir is stocked with Brown Trout, Walleye, Rainbow Trout, and Largemouth Bass.
What time of year is Boneau Reservoir stocked?
Boneau Reservoir is typically stocked in spring, most often in May.
How often is Boneau Reservoir stocked?
Boneau Reservoir has been stocked about 2 times a year — 111 recorded stockings between 1951 and 2011.
How many fish have been stocked in Boneau Reservoir?
About 1,245,508 fish have been stocked in Boneau Reservoir across 111 recorded events since 1951, per Montana fish & wildlife agency.
What size are the fish stocked in Boneau Reservoir?
Fish stocked in Boneau Reservoir average about 8.6 inches, based on the sizes the agency reported.