Big Slough Fish Stocking
Utah · 1982–2003 on record
According to Utah DWR — Fish Stocking Events (1979–2024 archive), Big Slough was last stocked June 23, 2003 with Brown Trout. Big Slough has 37 stocking records on file, spanning 1982–2003, with about 69,220 fish stocked over that period.
When Big Slough is stocked
Big Slough is typically stocked in summer, most often in June — 14 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Big Slough, freshest activity first.
Beaver River
9 miBEAVER County · 4 species · 498 records
Last stocked June 2026
Kents Lake Middle
12 miBEAVER County · 5 species · 334 records
Last stocked June 2026
Merchant Valley Reservoir
13 miBEAVER County · 2 species · 93 records
Last stocked June 2026
Kents Lake Lower
11 miBEAVER County · 4 species · 119 records
Last stocked June 2026
Little Reservoir
10 miBEAVER County · 3 species · 313 records
Last stocked April 2026
Kents Lake Upper
12 miBEAVER County · 3 species · 53 records
Last stocked October 2025
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 23, 2003 | Brown Trout | 2,523 | 3.41" | Utah DWR |
| May 21, 2002 | Brown Trout | 2,506 | 3.66" | Utah DWR |
| July 2, 2001 | Brown Trout | 2,509 | 4.8" | Utah DWR |
| May 15, 2000 | Brown Trout | 2,512 | 4.21" | Utah DWR |
| June 11, 1999 | Brown Trout | 2,522 | 4.44" | Utah DWR |
| June 3, 1999 | Rainbow Trout | 501 | 9.7" | Utah DWR |
| July 14, 1998 | Rainbow Trout | 502 | 9.48" | Utah DWR |
| June 15, 1998 | Brown Trout | 2,491 | 4.29" | Utah DWR |
Show 29 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 7, 1997 | Brown Trout | 2,508 | 4.95" | Utah DWR |
| June 30, 1997 | Rainbow Trout | 499 | 9.53" | Utah DWR |
| June 27, 1996 | Rainbow Trout | 502 | 9.36" | Utah DWR |
| May 10, 1996 | Brown Trout | 2,530 | 3.27" | Utah DWR |
| June 15, 1995 | Brown Trout | 2,516 | 4.42" | Utah DWR |
| June 2, 1995 | Rainbow Trout | 502 | 9.21" | Utah DWR |
| June 23, 1994 | Rainbow Trout | 500 | 9.65" | Utah DWR |
| July 12, 1993 | Brown Trout | 2,500 | 4.71" | Utah DWR |
| June 24, 1993 | Rainbow Trout | 501 | 10.51" | Utah DWR |
| May 21, 1992 | Rainbow Trout | 502 | 9.08" | Utah DWR |
| May 12, 1992 | Brown Trout | 2,521 | 3.76" | Utah DWR |
| June 4, 1991 | Brown Trout | 2,537 | 3.47" | Utah DWR |
| May 14, 1991 | Rainbow Trout | 503 | 9.07" | Utah DWR |
| June 13, 1990 | Brown Trout | 2,503 | 3.56" | Utah DWR |
| May 23, 1990 | Rainbow Trout | 502 | 9.43" | Utah DWR |
| May 17, 1989 | Rainbow Trout | 502 | 9.65" | Utah DWR |
| May 8, 1989 | Brown Trout | 2,505 | 3.2" | Utah DWR |
| April 28, 1988 | Rainbow Trout | 500 | 9.49" | Utah DWR |
| April 27, 1988 | Brown Trout | 2,504 | 3.31" | Utah DWR |
| May 18, 1987 | Rainbow Trout | 500 | 10.42" | Utah DWR |
| May 6, 1987 | Brown Trout | 5,006 | 3.29" | Utah DWR |
| July 7, 1986 | Brook Trout | 4,999 | — | Utah DWR |
| June 23, 1986 | Rainbow Trout | 1,001 | — | Utah DWR |
| June 26, 1985 | Brook Trout | 5,004 | — | Utah DWR |
| May 30, 1985 | Brown Trout | 5,005 | — | Utah DWR |
| May 22, 1985 | Rainbow Trout | 1,002 | — | Utah DWR |
| August 16, 1983 | Rainbow Trout | 293 | — | Utah DWR |
| July 26, 1983 | Rainbow Trout | 204 | — | Utah DWR |
| July 9, 1982 | Brown Trout | 2,503 | — | Utah DWR |
Frequently asked
When was Big Slough last stocked?
According to Utah DWR — Fish Stocking Events (1979–2024 archive), Big Slough was last stocked June 23, 2003 with Brown Trout.
What fish species are stocked in Big Slough?
Big Slough is stocked with Brown Trout, Rainbow Trout, and Brook Trout.
What time of year is Big Slough stocked?
Big Slough is typically stocked in summer, most often in June.
How often is Big Slough stocked?
Big Slough has been stocked about 2 times a year — 37 recorded stockings between 1982 and 2003.
How many fish have been stocked in Big Slough?
About 69,220 fish have been stocked in Big Slough across 37 recorded events since 1982, per Utah fish & wildlife agency.
What size are the fish stocked in Big Slough?
Fish stocked in Big Slough average about 6.5 inches, based on the sizes the agency reported.