Stocked

FMZ 10 · Ruston · Sault Ste Marie Blind River District

Wrench Lake

Wrench Lake (FMZ 10) was last stocked in 2025 with 500 Brook Trout yearlings.

Records here go back to 1994: 9 stocking events in total.

In the sweet spot

Brook Trout stocked here in 2021–2023 should be a good size now. See other brook trout lakes in Zone 10 worth fishing.

Fish stocked per yearShaded years 2021–2023: those fish should be catchable size now
2016: 500 Brook Trout5002016201720182019: 425 Brook Trout4252019202020212022: 450 Brook Trout4502022202320242025: 500 Brook Trout50020252026
  • Brook Trout

By species

  • Brook TroutIn the sweet spot
    Last stocked
    2025
    Stocked 2021–2023
    450
    Last 10 yrs
    1,375

    Significant stockings 3–5 years ago. Those fish should be a good size now.

Stocking history

YearSpeciesStageFishNotes
2025Brook Troutyearlings500
2022Brook Troutyearlings450
2019Brook Troutyearlings425
2016Brook Troutyearlings500
Older records (5 stockings, 1994–2012)
DateSpeciesStageFishStrain / purpose
2012-05-08Brook Troutyearlings500L. Nipigon x Hills L. · Put-Grow-and Take
2009-05-20Brook Troutyearlings500L. Nipigon x Hills L. · Put-Grow-and Take
2006-05-16Brook Troutyearlings500L. Nipigon x Hills L. · Put-Grow-and Take
2003-05-29Brook Troutyearlings600L. Nipigon x Hills L. · Put-Grow-and Take
1994-05-09Brook Troutyearlings800Lake Nipigon (DNC) · Re-introduction

Recent records (2016 on) are year-only; MNRF does not publish stocking dates. Historical records (to 2015) include dates and strain.

Where it is

46.8990, -82.9374 · Open in OpenStreetMap