StockerTroutFishing

Idaho · Boise County

Three Island Lake - stocking report

Three Island Lake was last stocked on September 25, 2025: 499 Rainbow Trout - Triploid (Fry (0-3 inches)).

County
Boise
Species on record
Rainbow Trout - Triploid, Cutthroat Trout - Westslope, Cutbow - Cutthroat x Rainbow Trout - Diploid, Cutbow - Cutthroat x Rainbow Trout, Cutthroat Trout - Unspecified
Records
21 stocking events
Official source
Idaho Department of Fish and Game report

Full stocking history

DateSpeciesFishSize
September 25, 2025 Rainbow Trout - Triploid 499 Fry (0-3 inches)
August 22, 2022 Rainbow Trout - Triploid 500 Fry (0-3 inches)
September 13, 2019 Rainbow Trout - Triploid 500 Fry (0-3 inches)
September 7, 2016 Rainbow Trout - Triploid 500 Fry (0-3 inches)
September 10, 2013 Rainbow Trout - Triploid 500 Fry (0-3 inches)
September 15, 2010 Rainbow Trout - Triploid 500 Fry (0-3 inches)
September 8, 2008 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 29, 2004 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 29, 2001 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 2, 1998 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
July 25, 1996 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 19, 1994 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
July 18, 1992 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 17, 1990 Cutthroat Trout - Westslope 500 Fry (0-3 inches)
August 12, 1988 Cutthroat Trout - Westslope 1,000 Fry (0-3 inches)
August 9, 1984 Cutthroat Trout - Westslope 992 Fry (0-3 inches)
August 18, 1981 Cutbow - Cutthroat x Rainbow Trout - Diploid 1,000 Fry (0-3 inches)
August 18, 1981 Cutbow - Cutthroat x Rainbow Trout 1,000 Fry (0-3 inches)
July 30, 1978 Cutthroat Trout - Unspecified 1,073 Fry (0-3 inches)
September 3, 1975 Cutthroat Trout - Unspecified 1,400 Fry (0-3 inches)
July 26, 1972 Cutthroat Trout - Unspecified 1,340 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: .