Hidden Lake

Flows into the Beaver Creek

    Hidden Lake in Boundary County is 40.4 acres.

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    Fish Stocking Records

    Date
    Species
    Quantity
    General Size
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    Date
    Species
    Quantity
    General Size
    2024/07/31 Rainbow Trout - Triploid 13,214 Fry (0-3 inches)
    2022/08/17 Rainbow Trout - Triploid 13,200 Fry (0-3 inches)
    2020/08/11 Rainbow Trout - Triploid 4,719 Fry (0-3 inches)
    2020/07/30 Rainbow Trout - Triploid 7,801 Fry (0-3 inches)
    2018/08/01 Rainbow Trout - Triploid 13,200 Fry (0-3 inches)
    2016/07/23 Rainbow Trout - Triploid 13,200 Fry (0-3 inches)
    2014/08/12 Rainbow Trout - Triploid 13,369 Fry (0-3 inches)
    2012/08/27 Rainbow Trout - Triploid 13,297 Fry (0-3 inches)
    2010/08/11 Rainbow Trout - Triploid 13,230 Fry (0-3 inches)
    2008/09/16 Cutthroat Trout - Westslope 8,266 Fry (0-3 inches)
    2008/08/13 Rainbow Trout - Triploid 5,240 Fry (0-3 inches)
    2006/07/27 Rainbow Trout 9,800 Fry (0-3 inches)
    2004/07/12 Rainbow Trout 13,500 Fry (0-3 inches)
    2002/09/04 Cutthroat Trout - Westslope 2,000 Fry (0-3 inches)
    2002/08/13 Rainbow Trout - Triploid 2,900 Fry (0-3 inches)
    2002/07/30 Rainbow Trout - Triploid 6,750 Fry (0-3 inches)
    2000/09/16 Rainbow Trout - Triploid 3,150 Fry (0-3 inches)
    2000/09/13 Rainbow Trout - Triploid 7,049 Fry (0-3 inches)
    1999/08/11 Cutthroat Trout - Westslope 12,500 Fry (0-3 inches)
    1998/08/26 Rainbow Trout 12,500 Fry (0-3 inches)
    1997/09/20 Cutthroat Trout - Westslope 12,500 Fry (0-3 inches)
    1996/09/16 Rainbow Trout 5,338 Fry (0-3 inches)
    1995/08/29 Cutthroat Trout - Westslope 12,500 Fry (0-3 inches)
    1994/08/06 Rainbow Trout 12,500 Fry (0-3 inches)
    1993/08/19 Cutthroat Trout - Westslope 12,000 Fry (0-3 inches)
    1992/10/28 Rainbow Trout 8,440 Fry (0-3 inches)
    1991/08/09 Cutthroat Trout - Westslope 12,500 Fry (0-3 inches)
    1990/08/07 Rainbow Trout 5,656 Fry (0-3 inches)
    1990/08/06 Rainbow Trout 7,272 Fry (0-3 inches)
    1989/09/17 Cutthroat Trout - Westslope 12,495 Fry (0-3 inches)
    1989/07/16 Rainbow Trout 3,082 Fry (0-3 inches)
    1988/08/01 Rainbow Trout 12,096 Fry (0-3 inches)
    1987/08/15 Cutthroat Trout - Westslope 12,500 Fry (0-3 inches)
    1986/08/20 Cutthroat Trout - Westslope 6,000 Fry (0-3 inches)
    1985/08/28 Cutthroat Trout - Westslope 12,512 Fry (0-3 inches)
    1984/07/20 Rainbow Trout 12,768 Fry (0-3 inches)
    1983/09/13 Cutthroat Trout - Yellowstone 1,723 Fry (0-3 inches)
    1982/08/06 Rainbow Trout 15,656 Fry (0-3 inches)
    1981/08/24 Cutthroat Trout - Unspecified 15,922 Fry (0-3 inches)
    1979/09/19 Cutthroat Trout - Unspecified 3,030 Fry (0-3 inches)
    1979/09/19 Rainbow Trout 5,300 Fry (0-3 inches)
    1979/08/30 Cutthroat Trout - Unspecified 2,456 Fry (0-3 inches)
    1977/09/15 Cutthroat Trout - Unspecified 5,800 Fry (0-3 inches)
    1977/09/13 Cutthroat Trout - Unspecified 5,820 Fry (0-3 inches)
    1976/09/21 Cutthroat Trout - Unspecified 10,080 Fry (0-3 inches)
    1975/08/14 Cutthroat Trout - Unspecified 10,168 Fry (0-3 inches)
    Source: IDFG Fish Stocking Database.

    Licenses and Tags

    Learn more about IDFG Licenses, Tags & Permits
     

    Fishing Rules, 2025 - 2027

    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.

    Special Rules

    No Special Rules for Hidden Lake.
    Panhandle 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 apply when fishing for Brook Trout

    Bull Trout

    • Bull Trout - catch-and-release

    Burbot

    • Burbot limit is 6

    Chinook Salmon (land-locked)

    • Chinook Salmon limit is 2, none under 24 inches

    Kokanee

    • Kokanee limit is 15

    Northern Pike (Stocked illegally in this Region. May be harmful to existing fisheries.)

    • No bag, length, or possession limits. Harvest is encouraged

    Sturgeon

    • Fishing for sturgeon in the Kootenai River is illegal
    • Sturgeon caught incidentally must be released immediately

    Tiger Muskie

    • Tiger Muskie limit is 2, none under 40 inches

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

    • Trout limit is 6, all species combined
    • Bull Trout and Brook Trout are listed separately

    Walleye (Stocked illegally in this Region. May be harmful to existing fisheries.)

    • No bag, length, or possession limits. Harvest is encouraged

    Whitefish

    • Whitefish limit is 25
    • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they apply when fishing for whitefish

    All Other Fish Species includes bullfrogs and crayfish

    • No bag, length, or possession limit
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