Ontario Lake Depths
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Mistinikon Lake

Timiskaming District, Ontario · MNRF bathymetric survey
31m Mapped depth
102 ft
1,613 ha 31 contours Fishing access
Paddling Index66Mixedwooded shoreline
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Depth scale

The lake

Survey readout

Mistinikon Lake is mapped to a depth of 31 m (102 ft) on the Ontario MNRF survey and covers about 1,613 ha (3,986 acres) in Timiskaming District, Ontario. Depths come from the Ontario MNRF survey of 2006.

Measured from the Ontario MNRF bathymetry survey.

Deepest mapped contour
31 m (102 ft)
Survey year
2006
Surface area
1,613 ha (3,986 acres)
Shoreline
111.5 km (69.3 mi) · irregular
Fishing access
2 MNRF fishing access points · 2 boat launches
Borders
West Montreal River Provincial Park · Ontario Parks · 62% of shoreline
Additional depth details31 contours
Contour depths
0–31 m (102 ft)
Deep-spot markers
31 m (102 ft), 21 m (69 ft), 16 m (52 ft), 13 m (43 ft)
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Chart data

Provenance

Sources: Ontario MNRF / LIO Bathymetry, Ontario FRI Leaf-On Imagery, Ontario FRI LiDAR DTM, OpenStreetMap (ODbL), Contains information licensed under the Open Government Licence – Ontario.

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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 Ontario LiDAR (FRI DTM) elevation, with a Ontario FRI aerial basemap and OpenStreetMap shoreline. Colour shows surveyed depth; dark lines are the survey's own isobaths.

Coordinates
47.94133, -80.75294
MNRF lake ID
17-5196-53085
Vertical exaggeration
4.78× below the waterline; land at true scale
Basemap
Ontario FRI
Model size
2.0 MB

Check the source: this lake’s record (17-5196-53085) 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: 2006. This model was built 2026-09-29. Depths between contours are interpolated, not measured.

Paddling

Paddling Index methodology v1.0 · calculated 2026-09-29
66 / 100MixedData confidence: High

Mistinikon Lake has a heavily wooded and largely undeveloped setting, moderate open-water exposure, some nearby classified roads.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingExcellent33.0 of 3594% natural land cover within 150 m of shore (87% forest, 4% wetland; 2% developed)
Geometric wind exposureGood9.4 of 29mean fetch 2,084 m · 0% of sampled water within 500 m of shelter · moderate open-water fetch
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 182 MNRF fishing access points · boat ramp
Road isolationGood8.7 of 18some nearby classified roads · 28 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
Low — wide enough that wakes disperse over most 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
High — 87% forest and 4% wetland cover within 150 m of shore
Mapped wildlife habitat
Mapped — Ontario MNRF has mapped moose aquatic feeding areas within 1 km of this lake. These are habitat records from provincial surveys, not animal counts; areas with nothing mapped may still hold wildlife. · 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 · 2020–2024

3 angler trips logged here between July 2020 and August 2024 — too few to show a pattern, so each species is listed with how many trips named it.

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

Walleye3 of 3 trips · 24 caught
Smallmouth Bass3 of 3 trips · 11 caught
Rock Bass2 of 3 trips · 4 caught
Northern Pike2 of 3 trips · 2 caught
Yellow Perch1 trip · one angler’s report · 1 caught
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

Mistinikon Lake — common questions

How deep is Mistinikon Lake?

The deepest contour on the Ontario MNRF bathymetric survey of Mistinikon Lake is 31 m (102 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 Mistinikon Lake?

Mistinikon Lake covers about 1,613 ha (3,986 acres) in Timiskaming District, Ontario.

Is there public access to Mistinikon Lake?

The Ontario MNRF lists 2 fishing access points within 100 m of the shoreline of Mistinikon Lake: 2 boat launches. 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.