Blackstone Lake
48.2432° N, 91.1413° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Blackstone Lake, Ontario. 48.2432° N, 91.1413° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/blackstone-lake-near-saganaga-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.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Guide to Eating Ontario Fish: Advisory Database, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
Blackstone Lake covers 1.96 km², making it larger than 80% of the 18,731 lakes in Ontario. It lies 18 km west of Saganaga Lake.
Government surveys have recorded 9 fish species here, including cisco, lake trout and northern pike.
- Area
- 1.96 km²
- larger than 80% of the 18,731 lakes in Ontario
- Shoreline
- 19 km
- longer than 87% of the 18,731 lakes in Ontario
- Fish species
- 9
- more than 69% of the 2,454 surveyed lakes in Ontario
- Elevation
- 448 m
Sun and moon today
- Civil dawn
- 6:44 a.m.
- Sunrise
- 7:15 a.m.
- Sunset
- 6:27 p.m.
- Civil dusk
- 6:58 p.m.
- Moonrise
- 6:08 a.m.
- Moonset
- 5:46 p.m.
- Moon
- Waning crescent, 1% lit
Fish
Sport fish by the share of the 18 government surveys (2010–2010) that recorded them.
Forage fish and other species (2)
Forage fish
- Emerald Shiner 1
Other
- White Sucker 1
Numbers are the surveys that recorded each species.
Eating your catch
The provincial guide to eating fish (2026) sets limits for 2 species from Blackstone Lake. Maximum meals per month:
| Species | Length | General population | Sensitive population* | Contaminant |
|---|---|---|---|---|
| Lake Trout | 50-55 cm | 4 | Do not eat | Mercury |
| Northern Pike | 60-65 cm | 4 | Do not eat | Mercury |
* As defined in the guide, including children and people who are or may become pregnant. Limits are for the length the guide lists most often; they change with the size of the fish. Read the official guide
Fishing regulations: Fisheries Management Zone 5. Check seasons and limits before you fish.