Supple Lake
Surface area
82 ac33 ha
Max depth
26 ft7.9 m
Mean depth
12 ft3.8 m
Water type
Cold-water
Mgmt zone
FMZ 10
Shoreline
3.2 mi5.2 km
Nearest road
1.5 miOLD WEST BRANCH ROAD
Depth map
Available
Supple Lake is the 2349th-largest of 5,104 named lakes in Algoma Country, with 3.2 miles of charted shoreline and 3 islands. Its 26 ft maximum depth is greater than 16% of depth-surveyed lakes in the region.
Fish species
From MNRF aquatic resource surveys.
Also present: Northern Redbelly Dace, White Sucker
Stocked: Brook Trout (most recently 2025).
Lodges & operators0
No operators recorded on this lake yet. Know one? It may be listed under a nearby community — browse the map.
Seasons & limitsFMZ 10
Lake-specific regulations
- Extended opportunity on this water — Largemouth and Smallmouth Bass or any combination: Open all year · Refer to Zone-Wide Seasons and Limits (All waters north of Highway 17 and all waters west of where the east bank of the Serpent River crosses Highway 17.)
| Species | Season | Sport licence | Conservation |
|---|---|---|---|
| Brook Trout | Jan. 1 - Sept. 30 | S - 5 | C - 2 |
| Lake Trout | Jan. 1 - Labour Day | S - 2, not more than 1 greater than 40 cm (15.7 in.) | C - 1 |
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 10 summary before you fish.
Stocking history
MNRF recreational fish stocking recorded for this water.
| Year | Species | Fish stocked |
|---|---|---|
| 2025 | Brook Trout | 200 |
| 2020 | Brook Trout | 670 |
| 2018 | Brook Trout | 750 |
| 2016 | Brook Trout | 750 |
Similar water
Same region, overlapping species, comparable size.
- Bone Lake4 shared species · 83 ac
- Doehead Lake4 shared species · 84 ac
- Beaver Lake4 shared species · 76 ac
- Alexander Lake4 shared species · 89 ac
- Sandcherry Lake4 shared species · 89 ac
Nearby lakes
- Expanse Lake0.9 mi
- Barn Lake0.9 mi · species data
- Airport Lake2.6 mi · species data
- Fifty-five Mile Lake2.9 mi · species data
- Mozhabong Lake5.3 mi · species data
- Jeanne Lake4.6 mi · species data