The Caniapiscau Reservoir () is a

reservoir A reservoir (; ) is an enlarged lake behind a dam, usually built to water storage, store fresh water, often doubling for hydroelectric power generation. Reservoirs are created by controlling a watercourse that drains an existing body of wa ...

on the upper Caniapiscau River in the

Côte-Nord Côte-Nord (Region 09) (, ; ) is an List of regions of Quebec, administrative region of Quebec, on the Quebec-Labrador peninsula, Quebec-Labrador Peninsula, Canada. The region runs along the St. Lawrence River and then the Gulf of St. Lawrence, ...

administrative region of the Canadian

province A province is an administrative division within a country or sovereign state, state. The term derives from the ancient Roman , which was the major territorial and administrative unit of the Roman Empire, Roman Empire's territorial possessions ou ...

Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...

. It is the largest body of water in Quebec and the second largest reservoir in Canada. The Caniapiscau Reservoir, formed by two dams and forty-three dikes, is the largest reservoir in surface area of the

James Bay Project The James Bay Project () involves the construction of a series of hydroelectricity, hydroelectric power stations on the La Grande River in northwestern Quebec, Canada by government-owned corporation, state-owned public utility, utility Hydro-Qué ...

. As headpond, it feeds the power plants of the La Grande complex in the winter and provides up to 35% of their production. Its total catchment area is about . The reservoir was named after Lake Caniapiscau that was flooded during the formation of the reservoir. The name is an adaptation of the

Cree The Cree, or nehinaw (, ), are a Indigenous peoples of the Americas, North American Indigenous people, numbering more than 350,000 in Canada, where they form one of the country's largest First Nations in Canada, First Nations. They live prim ...

Innu The Innu/Ilnu ('man, person'), formerly called Montagnais (French for ' mountain people'; ), are the Indigenous Canadians who inhabit northeastern Labrador in present-day Newfoundland and Labrador and some portions of Quebec. They refer to ...

toponym ''kâ-neyâpiskâw'', which means "rocky point". Albert Peter Low had noted in 1895 that "a high rocky headland jutts into the lake." He probably referred to the northwest facing peninsula that gives the reservoir the shape of an arc as we currently know it. The Caniapiscau Reservoir is accessible by bush plane and, since 1981, by a gravel road from James Bay (the Trans-Taiga Road). At the very end of this road, near the Duplanter spillway, is the former worksite of the Société d'énergie de la Baie-James, named Caniapiscau. There is no permanent human habitation at the reservoir, but it is used by

outfitter An outfitter is a shop or person that sells specialized clothes (an '' outfit'' is a set of clothing). More specifically, it is a company or individual who provides or deals in equipment and supplies for the pursuit of certain activities. In Nort ...

s for seasonal hunting and fishing expeditions and by some

for subsistence fishing and trapping. It is isolated from society and there are very few gas stations or other services nearby.

History

The natural lakes of the region were formed about nine thousand years ago as

glacier A glacier (; or ) is a persistent body of dense ice, a form of rock, that is constantly moving downhill under its own weight. A glacier forms where the accumulation of snow exceeds its ablation over many years, often centuries. It acquires ...

s left Quebec after having scoured the

Canadian Shield The Canadian Shield ( ), also called the Laurentian Shield or the Laurentian Plateau, is a geologic shield, a large area of exposed Precambrian igneous and high-grade metamorphic rocks. It forms the North American Craton (or Laurentia), th ...

for ninety thousand years. The prototype of these lakes was an ice dam lake that drained southwards into the

Gulf of Saint Lawrence The Gulf of St. Lawrence is a gulf that fringes the shores of the provinces of Quebec, New Brunswick, Nova Scotia, Prince Edward Island, Newfoundland and Labrador, in Canada, plus the islands Saint-Pierre and Miquelon, possessions of France, in ...

at a time when areas further north (

Nunavik Nunavik (; ; ) is an area in Canada which comprises the northern third of the province of Quebec, part of the Nord-du-Québec region and nearly coterminous with Kativik. Covering a land area of north of the 55th parallel, it is the homelan ...

) were still glaciated. As

post-glacial rebound Post-glacial rebound (also called isostatic rebound or crustal rebound) is the rise of land masses after the removal of the huge weight of ice sheets during the last glacial period, which had caused isostatic depression. Post-glacial rebound an ...

elevated the southern part of the Canadian Shield more rapidly than the north, the region began to drain northward into the Caniapiscau River, a tributary of the Koksoak River, and ultimately into Ungava Bay. Prior to impoundment, Lake Caniapiscau covered about and was frequented by hunters and fur traders in the 19th century. In 1834, the

Hudson's Bay Company The Hudson's Bay Company (HBC), originally the Governor and Company of Adventurers of England Trading Into Hudson’s Bay, is a Canadian holding company of department stores, and the oldest corporation in North America. It was the owner of the ...

opened an outpost there to link its facilities in the

James Bay James Bay (, ; ) is a large body of water located on the southern end of Hudson Bay in Canada. It borders the provinces of Quebec and Ontario, and is politically part of Nunavut. Its largest island is Akimiski Island. Numerous waterways of the ...

region with those of Ungava Bay, but closed the Kaniapiskau Post in 1870. In 1976, '' Société d'énergie de la Baie James'', a subsidiary of

Hydro-Québec Hydro-Québec () is a Canadian Crown corporations of Canada#Quebec, Crown corporation public utility headquartered in Montreal, Quebec. It manages the electricity generation, generation, electric power transmission, transmission and electricity ...

, began construction on the Caniapiscau Reservoir, designed to feed the hydro-electric generating stations of the

. Filling the reservoir began on October 25, 1981, and over the next three years it flooded numerous lakes such as Lakes Caniapiscau, Delorme, Brisay, Tournon, and Vermouille. It now fills a depression in the highest part of the Laurentian Plateau of the Canadian Shield, covering , or about four times the size of the natural lakes prior to impoundment. Since August 1985, the Caniapiscau River was partially diverted to the west into the Laforge River of the

La Grande River La Grande River (, ; ; both meaning "great river") is a river in northwestern Quebec, Canada, rising in the highlands of the north-central part of the province and flowing roughly west to its drainage at James Bay. It is the second-longest rive ...

watershed, flowing west to

. Many new islands were created as a result of the lake's impoundment, and in 1997 Quebec's Commission de toponymie published a map naming those islands for significant works of Québécois literature. The names of the islands attracted controversy not only because they predominantly used French-language works, but also because

and

Inuit Inuit (singular: Inuk) are a group of culturally and historically similar Indigenous peoples traditionally inhabiting the Arctic and Subarctic regions of North America and Russia, including Greenland, Labrador, Quebec, Nunavut, the Northwe ...

First Nations First nations are indigenous settlers or bands. First Nations, first nations, or first peoples may also refer to: Indigenous groups *List of Indigenous peoples *First Nations in Canada, Indigenous peoples of Canada who are neither Inuit nor Mé ...

leaders claimed that the sites already ''had'' native names prior to becoming islands, which were ignored and overwritten.

Flora

The Caniapiscau Reservoir is in the zone of discontinuous

permafrost Permafrost () is soil or underwater sediment which continuously remains below for two years or more; the oldest permafrost has been continuously frozen for around 700,000 years. Whilst the shallowest permafrost has a vertical extent of below ...

. The area surrounding the reservoir is vegetated entirely with

taiga Taiga or tayga ( ; , ), also known as boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruces, and larches. The taiga, or boreal forest, is the world's largest land biome. In North A ...

, or boreal forest, characterized by widely spaced

Black Spruce ''Picea mariana'', the black spruce, is a North American species of spruce tree in the pine family. It is widespread across Canada, found in all 10 provinces and all 3 territories. It is the official tree of Newfoundland and Labrador and is tha ...

with a thick underlayer of yellow-grey

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

and interspersed with

muskeg Muskeg (; ; , lit. ''moss bog'') is a peat-forming ecosystem found in several northern climates, most commonly in Arctic and boreal ecosystem, boreal areas. Muskeg is approximately synonymous with bogland, bog or peatland, and is a standard te ...

and bogs. In the more moist areas, some closed coniferous forest stands may appear. On the more exposed land, a forest-tundra transition zone occurs where the woodland is replaced by lichen dominated

tundra In physical geography, a tundra () is a type of biome where tree growth is hindered by frigid temperatures and short growing seasons. There are three regions and associated types of tundra: #Arctic, Arctic, Alpine tundra, Alpine, and #Antarctic ...

References

Bibliography

External links

La Grande hydroelectric complex
* ttps://web.archive.org/web/20100529050012/http://www.ilec.or.jp/database/nam/nam-35.html World Lakes Databasebr>Explo-SylvaAir Saguenay Base on Lac Pau
{{Canada topic, List of lakes of Lakes of Nord-du-Québec Lakes of Côte-Nord Reservoirs in Quebec James Bay Project Canada geography articles needing translation from French Wikipedia

History

Flora

See also

References

Bibliography

External links