BorealBound

Map/Lakes/Algoma Country

Koski Lake

Surface area

37 ac15 ha

Mgmt zone

FMZ 10

Shoreline

1.6 mi2.5 km

Nearest road

0.4 mi

Depth map

None on file

Koski Lake is the 3673rd-largest of 5,104 named lakes in Algoma Country, with 1.6 miles of charted shoreline and 1 island.

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

  • Special limit on this water — : Refer to zone-wide seasons and limits · Refer to zone-wide seasons and limits · Live fish may not be used as bait or possessed for use as bait (Lake Superior Provincial Park and the surrounding Twps. of Redsky and Restoule (except Anjigami Lake), Roy, Stoney, Sugananaqueb, Barnes, Beaudin, Bullock, Cannard, Greenwood, Grootenboer, Labonte, and Larson, Home and Peever north of the Montreal River.)
  • 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.)

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.

Nearby lakes