Stocked

FMZ 6 · Hardwick · Thunder Bay District · unofficial name

Rock Lake

Rock Lake (FMZ 6) was last stocked in 2026 with 1,000 Brook Trout yearlings.

Records here go back to 1954: 42 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 6 worth fishing.

Fish stocked per yearShaded years 2021–2023: those fish should be catchable size now
201620172018: 3,000 Brook Trout3.0k20182019: 3,000 Brook Trout3.0k201920202021: 2,550 Brook Trout2.5k20212022: 3,000 Brook Trout3.0k202220232024: 6,000 Brook Trout6.0k202420252026: 1,000 Brook Trout1.0k2026
  • Brook Trout

By species

  • Brook TroutIn the sweet spot
    Last stocked
    2026
    Stocked 2021–2023
    5,550
    Last 10 yrs
    18,550

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

Stocking history

YearSpeciesStageFishNotes
2026Brook Troutyearlings1,000
2024Brook Troutfingerlings6,000
2022Brook Troutfingerlings3,000
2021Brook Troutfingerlings2,550
2019Brook Troutfingerlings3,000
2018Brook Troutfingerlings3,000
Older records (36 stockings, 1954–2015)
DateSpeciesStageFishStrain / purpose
2015-06-09Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2013-06-19Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2011-05-11Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2009-05-15Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2007-05-09Brook Troutfingerlings1,500Lake Nipigon (DNC) · Put-Grow-and Take
2005-05-12Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2003-05-22Brook Troutfingerlings3,000Lake Nipigon (DNC) · Put-Grow-and Take
2001-05-16Brook Troutfingerlings1,000Lake Nipigon (DNC) · Put-Grow-and Take
1999-05-25Brook Troutfingerlings2,000Lake Nipigon (DNC) · Put-Grow-and Take
1995-06-08Brook Troutfry1,000Lake Nipigon (DNC) · Put-Grow-and Take
1993-06-03Brook Troutfry1,000Lake Nipigon (DNC) · Put-Grow-and Take
1991-05-16Brook Troutfingerlings750
1988-05-06Brook Troutfingerlings735Put-Grow-and Take
1987-05-05Brook Troutfingerlings1,750Put-Grow-and Take
1986-05-08Brook Troutfingerlings750Put-Grow-and Take
1985-05-17Brook Troutfingerlings999Put-Grow-and Take
1984-05-18Brook Troutfingerlings1,000Put-Grow-and Take
1983-05-13Brook Troutfingerlings750Put-Grow-and Take
1982-06-02Brook Troutfingerlings1,000Put-Grow-and Take
1980-09-09Brook Troutfingerlings2,000Put-Grow-and Take
1975-06-13Brook Troutfingerlings2,000Put-Grow-and Take
1973-06-11Brook Troutfingerlings1,000DN
1972-01-01Brook Troutfingerlings1,000
1971-01-01Brook Troutfingerlings1,000
1970-06-01Brook Troutfingerlings2,000
1969-06-01Brook Troutfingerlings2,000
1968-06-01Brook Troutfingerlings3,000
1968-06-01Brook Troutfingerlings2,000
1967-06-01Brook Troutfingerlings1,300
1966-06-01Brook Troutfingerlings2,000
1966-06-01Brook Troutfingerlings2,000
1965-06-01Brook Troutfingerlings1,500
1964-06-01Brook Troutfingerlings1,500
1962-06-01Brook Troutfingerlings4,000
1961-07-01Brook Troutfingerlings500
1954-07-01Brook Troutyearlings2,250

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

Where it is

48.1874, -90.0913 · Open in OpenStreetMap