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Marian Lake

46.7717° N, 79.785° W

Marian Lake, Ontario. 46.7717° N, 79.785° W

Not for navigation. Depths are from government surveys and may be outdated.

borealbound.ca/lakes/on/marian-lake/, compiled October 9, 2026

  • Canadian Geographical Names Database, Natural Resources Canada. Contains information licensed under the Open Government Licence – Canada.
  • HydroLAKES v1.0, Messager et al. 2016 / WWF HydroSHEDS. Licensed under CC BY 4.0.
  • Census boundaries and population, 2021, Statistics Canada. Adapted from Statistics Canada. This does not constitute an endorsement by Statistics Canada.
  • Aquatic Resource Area survey points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
  • Fishing access points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
  • Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
  • Lake Partner Program, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
  • City page weather forecasts and alerts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
  • Air Quality Health Index observations and forecasts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).

Marian Lake covers 2.91 km², Ontario. It lies 36 km northeast of River Valley.

Government surveys have recorded 2 fish species here: pumpkinseed and yellow perch.

Area
2.91 km²
Shoreline
20.3 km
Water clarity
2.9 mSecchi depth, 2017
Fish species
2
Elevation
288 m

Today on the water

4.1 °C

ClearWind W 9 km/h

Observed at West Nipissing, as of 3:00 a.m. EDT

Time4 a.m.7 a.m.10 a.m.1 p.m.4 p.m.7 p.m.10 p.m.1 a.m.
Wind km/hW 10W 10NW 20NW 20NW 20NW 10var. 5SE 10
Gusts km/h40
Temp. °C54711141164
Precip. %3030302020000

Tonight: Mainly cloudy with 30 percent chance of showers. Wind southwest 20 km/h becoming light early this evening. Low plus 4.

Weather: West Nipissing (local forecast), as of 3:01 a.m. EDT

Sun and moon

Civil dawn
6:58 a.m.
Sunrise
7:28 a.m.
Sunset
6:43 p.m.
Civil dusk
7:13 p.m.
Moonrise
6:20 a.m.
Moonset
6:01 p.m.
Moon
Waning crescent, 1% lit

Air Quality Health Index

1 low risk

North Bay, as of 3:00 a.m. EDT

Fish

Sport fish by the share of the 1 government surveys (2013–2013) that recorded them.

  • Pumpkinseed1 of 1
  • Yellow Perch1 of 1

Fishing regulations: Fisheries Management Zone 11. Check seasons and limits before you fish.

Water

Total phosphorus (µg/L)

Getting on the water

2 listed boat launches. marks launches on the map.