BorealBound

Map/Lakes/Algoma Country

Rocky Island Lake

One lake, 15 charted basins — combined figures below.

Surface area

11,708 ac4,738 ha

Max depth

262 ft79.8 m

Shoreline

215 mi346 km

Depth map

None on file

Rocky Island Lake is the 9th-largest of 5,104 named lakes in Algoma Country, with 215 miles of charted shoreline and 91 islands. Its 262 ft maximum depth is greater than 99% of depth-surveyed lakes in the region.

Fish species

From MNRF aquatic resource surveys.

Also present: Blacknose Shiner, Bluntnose Minnow, Burbot, Common Shiner, Golden Shiner, Iowa Darter, Longnose Sucker, Northern Redbelly Dace, Trout-Perch, White Sucker

Lodges & operators0

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

Stocking history

MNRF recreational fish stocking recorded for this water.

YearSpeciesFish stocked
2025Lake Trout6,050
2023Lake Trout7,000
2021Lake Trout7,000
2019Lake Trout7,000
2017Lake Trout7,000

Similar water

Same region, overlapping species, comparable size.

Nearby lakes