Idaho stocking report
Surprise Lake
The short answer
Surprise Lake was last stocked on September 25, 2025: 999 Triploid Rainbow Trout (Fry (0-3 inches)).
Location map
Surprise Lake location context
Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.
Looking for a different Surprise Lake? Also on record: Surprise Lake (Park County, Montana) · Surprise Lake (King County, Washington) · Surprise Lake (Pierce County, Washington) · Surprise Lake (Yakima County, Washington)
Agency records
Full stocking history
| Date | Species | Fish | Size |
|---|---|---|---|
| September 25, 2025 | Triploid Rainbow Trout | 999 | Fry (0-3 inches) |
| August 18, 2021 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| September 13, 2019 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| September 11, 2017 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| September 12, 2015 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| September 10, 2013 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| August 13, 2011 | Triploid Rainbow Trout | 1,000 | Fry (0-3 inches) |
| August 20, 2009 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| October 1, 2008 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 27, 2005 | Westslope Cutthroat Trout | 800 | Fry (0-3 inches) |
| August 30, 2003 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 29, 2001 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 25, 1999 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 12, 1997 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 21, 1996 | Westslope Cutthroat Trout | 800 | Fry (0-3 inches) |
| August 31, 1995 | Westslope Cutthroat Trout | 400 | Fry (0-3 inches) |
| September 3, 1993 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 21, 1991 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 16, 1989 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 31, 1988 | Westslope Cutthroat Trout | 500 | Fry (0-3 inches) |
| September 9, 1987 | Westslope Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 24, 1985 | Westslope Cutthroat Trout | 1,061 | Fry (0-3 inches) |
| August 26, 1983 | Yellowstone Cutthroat Trout | 1,000 | Fry (0-3 inches) |
| August 13, 1980 | Cutbow - Cutthroat x Rainbow Trout - Diploid | 501 | Fry (0-3 inches) |
| August 13, 1980 | Cutbow (Cutthroat × Rainbow Trout) | 501 | Fry (0-3 inches) |
| August 28, 1976 | Cutthroat Trout | 500 | Fry (0-3 inches) |
| July 19, 1973 | Cutthroat Trout | 2,168 | Fry (0-3 inches) |
| August 26, 1970 | Cutthroat Trout | 2,300 | Fry (0-3 inches) |
Records shown exactly as published by Idaho Department of Fish and Game. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.
Data source: Idaho Department of Fish and Game. Last updated: .
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