Mill Creek Lake

Flows into the Unnamed Stream

    Mill Creek Lake in Lemhi County is 15.8 acres.

    Interactive Map
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    Fish Stocking Records

    Date Species Quantity General Size
    2023/07/14 Henrys Lake Cutthroat 2,023 Fry (0-3 inches)
    2020/07/28 Henrys Lake Cutthroat 397 Fry (0-3 inches)
    2020/07/15 Henrys Lake Cutthroat 2,007 Fry (0-3 inches)
    2017/09/28 Grayling 987 Fry (0-3 inches)
    2017/09/28 Henrys Lake Cutthroat 1,997 Fry (0-3 inches)
    2014/08/21 Henrys Lake Cutthroat 2,002 Fry (0-3 inches)
    2011/09/02 Henrys Lake Cutthroat 1,986 Fry (0-3 inches)
    2008/10/07 Henrys Lake Cutthroat 2,052 Fry (0-3 inches)
    2005/08/13 Henrys Lake Cutthroat 2,025 Fry (0-3 inches)
    2002/08/24 Henrys Lake Cutthroat 2,000 Fry (0-3 inches)
    1999/08/27 Henrys Lake Cutthroat 2,000 Fry (0-3 inches)
    1996/08/21 Henrys Lake Cutthroat 2,530 Fry (0-3 inches)
    1995/08/22 Grayling 1,000 Fry (0-3 inches)
    1988/09/16 Westslope Cutthroat 2,000 Fry (0-3 inches)
    1980/10/18 Cutthroat 1,120 Fry (0-3 inches)
    1976/09/28 Cutthroat 5,376 Fry (0-3 inches)
    1974/06/14 Cutthroat 8,100 Fry (0-3 inches)
    1969/08/06 Rainbow Unspecified 2,640 Fry (0-3 inches)
    Source: IDFG Fish Stocking Database.

    Licenses and Tags

    Learn more about IDFG Licenses, Tags & Permits
     

    Fishing Rules, 2022 - 2024

    All Waters Open All Year

    Except as modified in Special Rules
    Fishing is not allowed within the posted upstream and downstream boundary of any fish weir or trap.

    Daily Bag Limits

    The following daily bag limits apply to all waters within each region except as modified in the Special Rules. The possession limit is 3-times the daily bag limit after the second day of the season.

    Special Rules

    No Special Rules for Mill Creek Lake.
    Upper Snake Region Bag Limits
    Bass (Largemouth and Smallmouth)

    • Bass limit is 6, both species combined

    Brook Trout

    • Brook Trout limit is 25
    • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they must be followed when fishing for Brook Trout

    Bull Trout

    • Bull trout limit is 0, catch-and-release

    Kokanee

    • Kokanee limit is 15

    Sturgeon

    • Sturgeon limit is 0, catch-and-release
    • Sturgeon must not be removed from the water and must be released upon landing
    • Barbless hooks are required
    • Use of a sliding swivel device to secure a weight, and a lighter test line to secure weight to sliding swivel device is required. See fishing regulations for details

    Tiger Muskie

    • Tiger Muskie limit is 2, none under 40 inches

    Trout includes Brown Trout, Golden Trout, Lake Trout, Splake, Arctic Grayling, Cutthroat Trout, Rainbow Trout, and trout hybrids (e.g. Tiger Trout)

    • Trout limit is 6, all species combined
    • Does not include Bull Trout and Brook Trout which are listed separately

    Whitefish

    • Whitefish limit is 25 - see Big Lost River exception
    • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they must be followed when fishing for whitefish

    Protected Nongame Fish including Northern Leatherside Chub and Bluehead Sucker (also known as Green Sucker)

    • May not be harvested or possessed

    All Other Fish Species includes bullfrogs and crayfish

    • No bag, size or possession limit
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