Ontario Lake Depths
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Rabbit Blanket Lake

Algoma District, Ontario · MNRF bathymetric survey
12.2m Mapped depth
40 ft
21 ha 5 contours Fishing access
Paddling Index66Mixedsheltered geometry
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Depth scale

The lake

Survey readout

Rabbit Blanket Lake is mapped to a depth of 12.2 m (40 ft) on the Ontario MNRF survey and covers about 21 ha (51 acres) in Algoma District, Ontario. Depths come from the Ontario MNRF survey of 1976.

Measured from the Ontario MNRF bathymetry survey.

Deepest mapped contour
12.2 m (40 ft)
Survey year
1976
Surface area
21 ha (51 acres)
Shoreline
2.9 km (1.8 mi) · irregular
Fishing access
1 MNRF fishing access point · 1 boat launch
In
Lake Superior Provincial Park · Ontario Parks
Additional depth details5 contours
Contour depths
0–12.2 m (40 ft)
Deep-spot markers
12.2 m (40 ft), 3 m (10 ft)
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Chart data

Provenance

Sources: Ontario MNRF / LIO Bathymetry, Ontario FRI Leaf-On Imagery, OpenStreetMap (ODbL), Contains information licensed under the Open Government Licence – Ontario, Copernicus DEM 30 m (© DLR/Airbus).

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Map details & sources5 sources

All layers registered to one bounding box; positions in WGS 84.

Survey-derived depth contours drape over Copernicus DEM (30 m) elevation, with a Ontario FRI aerial basemap and OpenStreetMap shoreline. Colour shows surveyed depth; dark lines are the survey's own isobaths.

Coordinates
47.74871, -84.83398
MNRF lake ID
16-6624-52904
Vertical exaggeration
2.32× below the waterline; land at true scale
Basemap
Ontario FRI
Model size
1.5 MB

Check the source: this lake’s record (16-6624-52904) in the Ontario MNRF bathymetry index, and the contour line layer the map is drawn from (Land Information Ontario open data, Open Government Licence – Ontario). Survey year: 1976. This model was built 2026-09-15. Depths between contours are interpolated, not measured.

Paddling

Paddling Index methodology v1.0 · calculated 2026-09-16
66 / 100MixedData confidence: High

Rabbit Blanket Lake has a partly natural setting, well sheltered geometry, nearby higher-volume roads.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingGood21.0 of 3570% natural land cover within 150 m of shore (63% forest, 7% wetland; 25% developed)
Geometric wind exposureExcellent25.4 of 29mean fetch 597 m · 31% of sampled water within 500 m of shelter · short fetch in most directions
Motor & speed rulesNot modelled—Canada publishes vessel motor and speed restrictions as federal legal schedules, not map data, so they are not part of the Ontario index. Check local signage and Transport Canada rules before going out.
Public accessGood15.0 of 181 MNRF fishing access point · boat ramp
Road isolationMixed4.6 of 18nearby higher-volume roads · 31 Ontario Road Network segments within 1.2 km (traffic estimated from road class, not measured)

Additional paddling considerations

These describe the lake but are not part of the v1 Paddling Index and do not change the number above.

Wake sensitivity
Moderate — narrow in places — wakes would carry across parts of the lake
Observed motorized activity
Unknown — No lake-level measurement of boat traffic is available. Legal permission to operate motors is not evidence of use.
Wildlife habitat potential
Moderate — 63% forest and 7% wetland cover within 150 m of shore
Mapped wildlife habitat
None mapped — Ontario MNRF has not mapped moose, deer or waterfowl habitat within 1 km of this lake. The province maps these areas where it has surveyed, so this is not evidence that wildlife is absent. · Ontario MNRF Wildlife Values Area. Contains information licensed under the Open Government Licence – Ontario.
How this index is calculated. The Paddling Index is a relative composite derived from lake geometry and public land-cover, access and road-network data. It is not a user review, a safety rating, or a prediction of an individual outing. Differences of a few points should not be treated as meaningful — an 84 and an 82 are broadly comparable. Components and weights for Ontario lakes: natural setting 35%, geometric wind exposure 29%, public access 18%, road isolation 18%. Motor and speed restrictions are not modelled for Ontario, and road traffic is estimated from road class, not measured. Where a component has no data the remaining weights are renormalized and the confidence rating is lowered; below Medium confidence no number is shown. Ontario scores are relative to other Ontario lakes and are not directly comparable with Paddling Index scores on our sister sites, which use different data sources and include a watercraft-rules component. Sources: Ontario MNRF bathymetry outline (0 m contour or survey index polygon), Ontario Land Cover v1.0, Ontario MNRF (Open Government Licence – Ontario) (2020), Ontario MNRF Fishing Access Points (Open Government Licence – Ontario) (2026-09) and Ontario Road Network (Open Government Licence – Ontario); traffic estimated by road class, not measured (2026-09). Conditions change quickly — check current weather and local conditions before going out.

Angler catch reports

Fish ON-Line · 2018–2026

What anglers say they caught here, logged trip by trip in Ontario’s Fish ON-Line app — most recently in August 2026.

6Trips logged
3Species
62Fish reported

Pictures are sized relative to each other. Illustrations are AI-generated representative adults in everyday colours, not photographs (provenance).

Yellow Perch6 of 6 trips · 54 caught
Brook Trout2 of 6 trips · 6 caught
Splake2 of 6 trips · 2 caught

How people fish it: boat 100%
Catch rate: about 2.4 fish an hour, all species together (6 trips, 26 hours logged)
Kept: 6% of the fish reported; the rest were released

Trips are logged voluntarily by anglers in Ontario’s Fish ON-Line app. This is what people report catching, not a Ministry survey, and a species nobody has logged may still be here. Contains information licensed under the Open Government Licence – Ontario. Source: Ontario Ministry of Natural Resources, Fish ON-Line. A logged catch does not mean it is legal to catch or keep: check the Ontario Fishing Regulations Summary for this lake’s zone and exceptions.
Quick answers

Rabbit Blanket Lake — common questions

How deep is Rabbit Blanket Lake?

The deepest contour on the Ontario MNRF bathymetric survey of Rabbit Blanket Lake is 12.2 m (40 ft). That is the deepest depth the historical survey map records, which may differ from the deepest point of the lake itself.

How big is Rabbit Blanket Lake?

Rabbit Blanket Lake covers about 21 ha (51 acres) in Algoma District, Ontario.

Is there public access to Rabbit Blanket Lake?

The Ontario MNRF lists 1 fishing access point within 100 m of the shoreline of Rabbit Blanket Lake: 1 boat launch. The list includes municipal and privately owned sites, and some may charge a fee or restrict parking, so it confirms a place anglers use rather than a public right of way. Check locally before you go.