Hyalite Reservoir Fish Stocking
Montana · 1953–2023 on record
According to Montana fish & wildlife agency, Hyalite Reservoir was last stocked July 17, 2023 with Cutthroat Trout. Hyalite Reservoir has 74 stocking records on file, spanning 1953–2023, with about 1,497,945 fish stocked over that period.
When Hyalite Reservoir is stocked
Hyalite Reservoir is typically stocked in fall, most often in September — 38 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Hyalite Reservoir, freshest activity first.
Heather Lake
5 mi1 species · 10 records
Last stocked August 2025
Upper Bear Lake
7 mi1 species · 5 records
Last stocked July 2022
Bear Lakes
7 mi2 species · 15 records
Last stocked July 2013
Le Clair Pond #2
9 mi1 species · 1 records
Last stocked June 1998
Rat Lake
11 mi2 species · 29 records
Last stocked August 1989
Hyalite Lake
6 mi1 species · 12 records
Last stocked August 1986
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 17, 2023 | Cutthroat Trout | 10,000 | 2.32" | Montana fish & wildlife agency |
| August 3, 2022 | Cutthroat Trout | 10,000 | 2.53" | Montana fish & wildlife agency |
| July 20, 2021 | Cutthroat Trout | 12,015 | 2.76" | Montana fish & wildlife agency |
| June 25, 2021 | Cutthroat Trout | 10,020 | 2.34" | Montana fish & wildlife agency |
| June 9, 2020 | Cutthroat Trout | 4,500 | 2.4" | Montana fish & wildlife agency |
| June 8, 2020 | Cutthroat Trout | 4,500 | 2.4" | Montana fish & wildlife agency |
| July 9, 2019 | Cutthroat Trout | 10,000 | 1.77" | Montana fish & wildlife agency |
| June 11, 2018 | Cutthroat Trout | 10,000 | 1.78" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 6, 2017 | Cutthroat Trout | 9,950 | 1.61" | Montana fish & wildlife agency |
| June 20, 2016 | Cutthroat Trout | 10,500 | 1.9" | Montana fish & wildlife agency |
| June 9, 2015 | Cutthroat Trout | 28,405 | 2.05" | Montana fish & wildlife agency |
| June 16, 2014 | Cutthroat Trout | 29,798 | 2.1" | Montana fish & wildlife agency |
| September 9, 2013 | Cutthroat Trout | 26,750 | 3.8" | Montana fish & wildlife agency |
| September 4, 2012 | Cutthroat Trout | 31,000 | 3.25" | Montana fish & wildlife agency |
| September 14, 2011 | Cutthroat Trout | 29,300 | 3.95" | Montana fish & wildlife agency |
| September 14, 2010 | Cutthroat Trout | 27,500 | 3.65" | Montana fish & wildlife agency |
| September 8, 2009 | Cutthroat Trout | 17,000 | 4" | Montana fish & wildlife agency |
| August 31, 2009 | Cutthroat Trout | 15,000 | 4" | Montana fish & wildlife agency |
| September 9, 2008 | Cutthroat Trout | 31,000 | 4.4" | Montana fish & wildlife agency |
| July 24, 2007 | Cutthroat Trout | 27,550 | 2.7" | Montana fish & wildlife agency |
| July 25, 2006 | Cutthroat Trout | 29,424 | 2.3" | Montana fish & wildlife agency |
| July 29, 2005 | Cutthroat Trout | 29,925 | 2.3" | Montana fish & wildlife agency |
| July 29, 2005 | Cutthroat Trout | 500 | 7" | Montana fish & wildlife agency |
| September 20, 2004 | Cutthroat Trout | 4,000 | 1.2" | Montana fish & wildlife agency |
| September 20, 2004 | Cutthroat Trout | 7,500 | 2.5" | Montana fish & wildlife agency |
| September 20, 2004 | Cutthroat Trout | 1,050 | 3.4" | Montana fish & wildlife agency |
| September 20, 2004 | Cutthroat Trout | 23,400 | 2.24" | Montana fish & wildlife agency |
| September 16, 2003 | Cutthroat Trout | 30,000 | 2.5" | Montana fish & wildlife agency |
| September 17, 2002 | Cutthroat Trout | 28,500 | 2.4" | Montana fish & wildlife agency |
| September 25, 2001 | Cutthroat Trout | 30,000 | 2.4" | Montana fish & wildlife agency |
| September 20, 2000 | Cutthroat Trout | 29,274 | 2.5" | Montana fish & wildlife agency |
| September 15, 1999 | Cutthroat Trout | 31,500 | 2.6" | Montana fish & wildlife agency |
| September 18, 1998 | Cutthroat Trout | 12,460 | 2.2" | Montana fish & wildlife agency |
| September 18, 1998 | Cutthroat Trout | 17,540 | 3" | Montana fish & wildlife agency |
| September 17, 1997 | Cutthroat Trout | 30,000 | 2.6" | Montana fish & wildlife agency |
| September 18, 1996 | Cutthroat Trout | 30,000 | 2.5" | Montana fish & wildlife agency |
| September 12, 1995 | Cutthroat Trout | 21,354 | 2" | Montana fish & wildlife agency |
| September 12, 1995 | Cutthroat Trout | 8,646 | 2.6" | Montana fish & wildlife agency |
| July 28, 1994 | Cutthroat Trout | 425 | 6" | Montana fish & wildlife agency |
| July 7, 1994 | Cutthroat Trout | 28,805 | 2" | Montana fish & wildlife agency |
| July 7, 1994 | Cutthroat Trout | 1,195 | 2" | Montana fish & wildlife agency |
| September 7, 1993 | Cutthroat Trout | 30,000 | 2.7" | Montana fish & wildlife agency |
| September 15, 1992 | Cutthroat Trout | 23,644 | 2.5" | Montana fish & wildlife agency |
| September 15, 1992 | Cutthroat Trout | 6,356 | 2.6" | Montana fish & wildlife agency |
| September 10, 1991 | Cutthroat Trout | 30,236 | 2.7" | Montana fish & wildlife agency |
| September 25, 1990 | Cutthroat Trout | 35,145 | 2" | Montana fish & wildlife agency |
| October 4, 1988 | Cutthroat Trout | 12,432 | 1.9" | Montana fish & wildlife agency |
| October 4, 1988 | Cutthroat Trout | 31,789 | 1.7" | Montana fish & wildlife agency |
| September 10, 1987 | Cutthroat Trout | 27,015 | 2.1" | Montana fish & wildlife agency |
| August 28, 1985 | Cutthroat Trout | 25,116 | 3" | Montana fish & wildlife agency |
Showing 50 of 74 stocking records.
Frequently asked
When was Hyalite Reservoir last stocked?
According to Montana fish & wildlife agency, Hyalite Reservoir was last stocked July 17, 2023 with Cutthroat Trout.
What fish species are stocked in Hyalite Reservoir?
Hyalite Reservoir is stocked with Cutthroat Trout.
What time of year is Hyalite Reservoir stocked?
Hyalite Reservoir is typically stocked in fall, most often in September.
How often is Hyalite Reservoir stocked?
Hyalite Reservoir is stocked intermittently — 74 recorded stockings between 1953 and 2023.
How many fish have been stocked in Hyalite Reservoir?
About 1,497,945 fish have been stocked in Hyalite Reservoir across 74 recorded events since 1953, per Montana fish & wildlife agency.
What size are the fish stocked in Hyalite Reservoir?
Fish stocked in Hyalite Reservoir average about 2.9 inches, based on the sizes the agency reported.