Great Bear Lake

Great Bear Lake is a large lake in Canada’s Northwest Territories, the largest lake wholly within Canada and the eighth-largest lake in the world.

Northwest Territories: A territory in northern Canada, bordered by Yukon, Nunavut, and several Canadian provinces. Great Bear Lake lies entirely within this territory.
Lake stratification: The layering of lake water into zones with different temperatures and densities. Seasonal temperature differences organize the lake’s water column.
Deline: A Sahtú Dene community on the western shore of Great Bear Lake in the Northwest Territories. Deline is the principal community directly on the lake’s shore.
Sahtú: A Dene name for Great Bear Lake and the region associated with it in the Northwest Territories. The lake’s Indigenous name is central to regional identity.
Canadian Shield: A vast region of ancient exposed Precambrian rock surrounding Hudson Bay and extending across eastern and central Canada. Its rocky terrain underlies much of the lake’s southern and eastern surroundings.
Lake ice: Frozen freshwater that forms on lakes when surface water cools below its freezing point. Long winters cover much of Great Bear Lake with ice.
Great Bear Lake fishing: Commercial, subsistence, and recreational fishing conducted in Great Bear Lake. Fishing links the lake’s fish populations to local livelihoods and food.
Délı̨nę Got'ı̨nę Government: The self-government of the Délı̨nę Got'ı̨nę, a Sahtú Dene people in the Northwest Territories. Its jurisdiction and community life are rooted in the lake’s western shore.
Arctic Circle: The latitude above which the sun remains above or below the horizon for at least one full day each year. The lake lies just south of this defining Arctic latitude.
Freshwater lake: An inland body of standing water with low concentrations of dissolved salts. Great Bear Lake belongs to this broad type of inland water body.

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