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Slim Lake

Brook Trout opens Thu, Jan 1it lies 75 km west of Hearst, and a charted depth map is on file.

176 acSurface area71 ha
120 ftMax depth36.6 m
30 ftMean depth9 m
Cold-waterWater type
FMZ 7Fishing zone
HearstNearest town75 km W
4.6 miShoreline7.4 km
On the lakeBoat launchLIO access points
0.8 miNearest road
AvailableDepth map

Slim Lake is the 229th-largest of 801 named lakes in Hearst–Kapuskasing, with 4.6 miles of charted shoreline. Its 120 ft maximum depth is greater than 99% of depth-surveyed lakes in the region.

MNRF aquatic resource surveys

Fish species

Brook Trout+ 5 more surveyed

Also present: Brook Stickleback, Fathead Minnow, Finescale Dace, Northern Redbelly Dace, White Sucker

Stocked: Brook Trout (most recently 2024).

On this water

Lodges & operators 0

No operators recorded on this lake yet. Know one? It may be listed under a nearby community — browse the map.

2026 regulations

Seasons & limitsFMZ 7

Lake-specific regulations
  • Extended opportunity on this water — Brook Trout: Open all year · S - 5; no size limits · C - 2; no size limits (Slim Lake (49°34'15"N., 84°40'44"W.) - Mcewing Township)
Open season
Brook Troutcloses Sep 7
SpeciesSeasonSport licenceConservation
Brook TroutJan. 1 - Labour DayS - 5, not more than 2 greater than 30 cm (11.8 in.), of which not more than 1 is greater than 40 cm (15.7 in.)C - 2, not more than 1 greater than 30 cm (11.8 in.), none greater than 40 cm (15.7 in.)

Compiled from MNRF Recreational Fishing Regulations open data (2026 season, zone-wide rules shown for this lake's species). Regulations change by variation order — confirm with the official FMZ 7 summary before you fish.

MNRF stocking records

Stocking history

MNRF recreational fish stocking recorded for this water.

YearSpeciesFish stocked
2024Brook Trout5,500
2023Brook Trout300
2022Brook Trout4,675
2020Brook Trout5,500
2019Brook Trout140
2018Brook Trout5,500
2016Brook Trout5,500

Comparable trips

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Same region, overlapping species, comparable size.

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