StockerTroutFishing

Montana

Rock Island Lake - stocking report

Rock Island Lake was last stocked on August 1, 2023: 13,720 Yellowstone Cutthroat Trout (2.54 in avg).

Looking for a different Rock Island Lake? Also on record: Rock Island Lake (Elmore County, Idaho) · Rock Island Lake (Idaho County, Idaho)

Species on record
Yellowstone Cutthroat Trout, Cutthroat Trout, Brook Trout
Records
35 stocking events
Official source
Montana Fish, Wildlife & Parks report

Full stocking history

DateSpeciesFishSize
August 1, 2023 Yellowstone Cutthroat Trout 13,720 2.54 in avg
July 20, 2020 Yellowstone Cutthroat Trout 13,700 2.83 in avg
July 17, 2017 Yellowstone Cutthroat Trout 10,000 2.2 in avg
July 14, 2014 Yellowstone Cutthroat Trout 13,700 2.5 in avg
August 2, 2011 Yellowstone Cutthroat Trout 13,700 2.2 in avg
July 22, 2008 Yellowstone Cutthroat Trout 13,700 2.35 in avg
August 2, 2005 Yellowstone Cutthroat Trout 13,700 2.3000000000000003 in avg
August 13, 2002 Yellowstone Cutthroat Trout 13,700 2.5 in avg
August 2, 1999 Yellowstone Cutthroat Trout 13,700 2.1 in avg
August 12, 1996 Yellowstone Cutthroat Trout 13,700 2.3000000000000003 in avg
August 9, 1993 Yellowstone Cutthroat Trout 13,700 2.2 in avg
August 13, 1990 Yellowstone Cutthroat Trout 13,663 1.8 in avg
August 3, 1988 Yellowstone Cutthroat Trout 1,263 2.1 in avg
August 13, 1987 Yellowstone Cutthroat Trout 13,723 1.8 in avg
August 18, 1984 Yellowstone Cutthroat Trout 13,700 2 in avg
August 5, 1981 Yellowstone Cutthroat Trout 5,995 2 in avg
August 7, 1980 Yellowstone Cutthroat Trout 26,119 2 in avg
July 23, 1977 Yellowstone Cutthroat Trout 13,700 2 in avg
August 27, 1974 Yellowstone Cutthroat Trout 5,040 2 in avg
August 9, 1972 Yellowstone Cutthroat Trout 10,560 2 in avg
August 27, 1970 Yellowstone Cutthroat Trout 15,000 3 in avg
July 24, 1968 Yellowstone Cutthroat Trout 21,115 3 in avg
August 4, 1967 Yellowstone Cutthroat Trout 5,000 3 in avg
July 29, 1967 Yellowstone Cutthroat Trout 6,000 2 in avg
September 21, 1966 Yellowstone Cutthroat Trout 540 9 in avg
September 21, 1966 Yellowstone Cutthroat Trout 9,000 4 in avg
August 23, 1966 Yellowstone Cutthroat Trout 13,100 3 in avg
October 11, 1965 Cutthroat Trout 18,000 3 in avg
October 2, 1948 Cutthroat Trout 12,600
September 11, 1947 Cutthroat Trout 11,700 1 in avg
September 3, 1942 Yellowstone Cutthroat Trout 15,000 2 in avg
August 16, 1939 Brook Trout 4,000 3 in avg
July 25, 1939 Brook Trout 3,000 3 in avg
August 16, 1938 Brook Trout 15,600 3 in avg
September 7, 1933 Brook Trout 7,800 2 in avg

Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Data source: Montana Fish, Wildlife & Parks. Last updated: .