Stocked

FMZ 15 · Stephenson · Minden Parry Sound Bracebridge District

Mary Lake

Mary Lake (FMZ 15) was last stocked in 2025 with 2,000 Lake Trout yearlings.

Records here go back to 1947: 84 stocking events in total.

In the sweet spot

Lake Trout stocked here in 2021–2023 should be a good size now. See other lake trout lakes in Zone 15 worth fishing.

Fish stocked per yearShaded years 2021–2023: those fish should be catchable size now
2016: 1,000 Lake Trout1.0k201620172018: 1,000 Lake Trout1.0k201820192020: 1,000 Lake Trout1.0k202020212022: 1,000 Lake Trout1.0k202220232024: 850 Lake Trout85020242025: 2,000 Lake Trout2.0k20252026
  • Lake Trout

By species

  • Lake TroutIn the sweet spot
    Last stocked
    2025
    Stocked 2021–2023
    1,000
    Last 10 yrs
    5,850

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

  • Lake WhitefishHistorical only
    Last stocked
    2011
    Stocked 2021–2023
    0
    Last 10 yrs
    0

    No stockings in the last ten years of data.

  • Rainbow TroutHistorical only
    Last stocked
    1975
    Stocked 2021–2023
    0
    Last 10 yrs
    0

    No stockings in the last ten years of data.

  • Brook TroutHistorical only
    Last stocked
    1961
    Stocked 2021–2023
    0
    Last 10 yrs
    0

    No stockings in the last ten years of data.

Stocking history

YearSpeciesStageFishNotes
2025Lake Troutyearlings2,000
2024Lake Troutyearlings850
2022Lake Troutyearlings1,000
2020Lake Troutyearlings1,000
2018Lake Troutyearlings1,000
2016Lake Troutyearlings1,000
Older records (78 stockings, 1947–2012)
DateSpeciesStageFishStrain / purpose
2012-04-05Lake Troutyearlings2,000Wild Egg Collection · Rehabilitation
2011-12-05Lake Whitefishadults20Wild Egg Collection · Re-introduction
2011-12-02Lake Whitefishadults20Wild Egg Collection · Re-introduction
2011-11-28Lake Whitefishadults5Wild Egg Collection · Re-introduction
2011-10-25Lake Whitefishfingerlings2,000Lake Simcoe (Wild) · Re-introduction
2011-10-24Lake Trouteggs18,900Wild Egg Collection · Rehabilitation
2011-04-28Lake Troutyearlings2,400Wild Egg Collection · Rehabilitation
2010-11-29Lake Whitefishadults34Wild Egg Collection · Re-introduction
2010-11-24Lake Whitefishadults15Wild Egg Collection · Rehabilitation
2010-11-23Lake Whitefishadults3Wild Egg Collection · Rehabilitation
2010-11-22Lake Whitefishadults15Wild Egg Collection · Rehabilitation
2010-11-16Lake Whitefishadults10Wild Egg Collection · Rehabilitation
2010-11-10Lake Whitefishadults3Wild Egg Collection · Rehabilitation
2010-10-10Lake Whitefishfingerlings2,000Lake Simcoe (Wild) · Re-introduction
2009-11-25Lake Whitefishadults27Wild Egg Collection · Rehabilitation
2009-11-24Lake Whitefishadults27Wild Egg Collection · Rehabilitation
2009-11-20Lake Whitefishadults50Wild Egg Collection · Rehabilitation
2009-11-19Lake Whitefishadults20Wild Egg Collection · Rehabilitation
2009-11-18Lake Whitefishadults9Wild Egg Collection · Rehabilitation
2009-11-17Lake Whitefishadults5Wild Egg Collection · Rehabilitation
2009-11-05Lake Whitefishadults2Wild Egg Collection · Rehabilitation
2009-11-04Lake Whitefishadults1Wild Egg Collection · Re-introduction
2009-10-21Lake Trouteggs3,800Wild Egg Collection · Rehabilitation
2009-10-09Lake Whitefishfingerlings2,000Lake Simcoe (Wild) · Re-introduction
2009-05-13Lake Troutyearlings2,200Killala Lake (HLC) · Assessment/Put-Grow-and-Take
2008-04-24Lake Troutyearlings2,200Killala Lake (HLC) · Assessment/Put-Grow-and-Take
2007-04-25Lake Troutyearlings2,200Killala Lake (HLC) · Supplemental
2006-05-05Lake Troutyearlings2,125Killala Lake (HLC) · Put-Grow-and Take
2005-05-06Lake Troutyearlings2,125Killala Lake (HLC) · Supplemental
2004-04-28Lake Troutyearlings2,115Killala Lake (HLC) · Supplemental
2003-04-30Lake Troutyearlings2,125Killala Lake (HLC) · Put-Grow-and Take
2002-05-15Lake Troutyearlings2,125Killala Lake (HLC) · Supplemental
2001-05-17Lake Troutyearlings2,125Killala Lake (HLC) · Supplemental
2000-04-18Lake Troutyearlings2,125Killala Lake (HLC) · Put-Grow-and Take
1999-04-22Lake Troutyearlings2,125Killala Lake (HLC) · Supplemental
1998-10-15Lake Troutsub-adults2,125Killala Lake (HLC) · Supplemental
1997-05-06Lake Troutyearlings2,125Killala Lake (HLC) · Supplemental
1996-05-08Lake Troutyearlings2,125Killala Lake (HLC) · Put-Grow-and Take
1995-05-17Lake Troutyearlings2,200Killala Lake (HLC) · Supplemental
1994-05-04Lake Troutyearlings3,175Lake Manitou (Wild) · Put-Grow-and Take
1993-05-05Lake Troutyearlings2,150Killala Lake (HLC) · Supplemental
1991-05-15Lake Troutyearlings4,625Supplemental
1990-04-30Lake Troutyearlings3,000Supplemental
1989-05-10Lake Troutyearlings2,000Supplemental
1988-05-05Lake Troutyearlings2,127Supplemental
1987-10-05Lake Troutfingerlings2,000Supplemental
1987-04-23Lake Troutyearlings2,100Supplemental
1986-04-24Lake Troutyearlings1,017Supplemental
1984-10-16Lake Troutsub-adults545Supplemental
1979-05-18Lake Troutyearlings1,000Supplemental
1977-05-04Lake Troutsub-adults552Supplemental
1975-06-04Lake Troutsub-adults2,000
1975-05-30Rainbow Troutyearlings3,000
1973-04-02Rainbow Troutyearlings3,000NM
1971-04-27Rainbow Troutyearlings1,000
1970-06-22Rainbow Troutyearlings1,500
1970-04-01Rainbow Troutadults1,000
1968-05-01Rainbow Troutyearlings4,250
1967-05-01Rainbow Troutyearlings3,000
1967-05-01Lake Troutyearlings2,000
1966-06-01Rainbow Troutadults2,100
1965-06-01Lake Troutyearlings1,000
1964-05-01Rainbow Troutyearlings2,000
1963-05-01Lake Troutyearlings2,000
1961-05-01Brook Troutyearlings2,000
1961-05-01Lake Troutyearlings1,000
1959-05-01Brook Troutyearlings2,000
1957-06-01Lake Troutfingerlings500
1957-05-01Brook Troutyearlings1,250
1956-05-01Lake Troutyearlings1,000
1955-04-01Brook Troutyearlings3,000
1953-06-01Lake Troutfingerlings3,000
1953-05-01Brook Troutyearlings1,000
1951-07-01Lake Troutfingerlings3,000
1950-07-01Lake Troutfingerlings3,000
1949-06-01Lake Troutfingerlings3,000
1948-07-01Lake Troutfingerlings3,000
1947-07-01Lake Troutfingerlings2,500

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

Where it is

45.2443, -79.2584 · Open in OpenStreetMap