Central Canadian Shield forests
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The Central Canadian Shield forests are a
taiga Taiga (; rus, тайга́, p=tɐjˈɡa; relates to Mongolic and Turkic languages), generally referred to in North America as a boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruce ...
ecoregion An ecoregion (ecological region) or ecozone (ecological zone) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of l ...
of
Eastern Canada Eastern Canada (also the Eastern provinces or the East) is generally considered to be the region of Canada south of the Hudson Bay/Strait and east of Manitoba, consisting of the following provinces (from east to west): Newfoundland and Labrador, ...
, as defined by the
World Wildlife Fund The World Wide Fund for Nature Inc. (WWF) is an international non-governmental organization founded in 1961 that works in the field of wilderness preservation and the reduction of human impact on the environment. It was formerly named the Wo ...
(WWF) categorization system.


Setting

This ecoregion consists of rolling hills, lakes, bogs and rocky outcrops covering a large curved swathe on the
Canadian Shield The Canadian Shield (french: Bouclier canadien ), also called 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), the anc ...
from the
Echoing River The Echoing River is a river in the Hudson Bay drainage basin in Manitoba and Ontario, Canada. Its flows from its source at Echoing Lake in the Unorganized Kenora District, unorganized part of Kenora District, Ontario, Kenora District, Northwester ...
in
Northern Ontario Northern Ontario is a primary geographic and quasi-administrative region of the Canadian province of Ontario, the other primary region being Southern Ontario. Most of the core geographic region is located on part of the Superior Geological Provi ...
, running southeastwards through
Thunder Bay District Thunder Bay District is a district and census division in Northwestern Ontario in the Canadian province of Ontario. The district seat is Thunder Bay. In 2016, the population was 146,048. The land area is ; the population density was . Most of ...
to the north shore of
Lake Superior Lake Superior in central North America is the largest freshwater lake in the world by surface areaThe Caspian Sea is the largest lake, but is saline, not freshwater. and the third-largest by volume, holding 10% of the world's surface fresh wa ...
and then northeastwards into western
Quebec Quebec ( ; )According to the Canadian government, ''Québec'' (with the acute accent) is the official name in Canadian French and ''Quebec'' (without the accent) is the province's official name in Canadian English is one of the thirtee ...
. The area has a cool climate with summer temperatures averaging around 13°C dropping to a very cold -17°C in winter, with the hills around
Lac Seul Lac Seul is a large, crescent shaped reservoir in Kenora District, northwestern Ontario, Canada. It is approximately long. It has a maximum (regulated) depth of 47.2 m, with a surface elevation of 357 m above sea level. Its level is raised in ...
in northwestern
Ontario Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...
being warmer and wetter than most of the area. Average rainfall in the eastern side of the ecoregion is 550mm per year, rising to 750mm in the centre (near
Lake Nipigon Lake Nipigon (; french: lac Nipigon; oj, Animbiigoo-zaaga'igan) is part of the Great Lakes drainage basin. It is the largest lake entirely within the boundaries of the Canadian province of Ontario. Etymology In the Jesuit Relations the lake is ...
for example), up to 900mm in the west. Specific areas include Lake Nipigon and
Big Trout Lake (Ontario) Big Trout Lake is a large lake in Northern Ontario. The Fawn River flows into it from the west and drains it from the east. The reserve of the Kitchenuhmaykoosib Inninuwug First Nation, also known as Big Trout Lake, is located on Post Island on t ...
. These forest contrast with more severe boreal forest ecoregions such as the
Eastern Canadian Shield taiga The Eastern Canadian Shield taiga is an ecoregion of Canada as defined by the World Wildlife Fund (WWF) categorization system. Setting Located in northeastern Canada, this ecoregion covers a large part of northern Quebec and most of Labrador, re ...
to the north, which covers most of
Northern Quebec Northern Quebec (french: le nord du Québec) is a geographic term denoting the northerly, more remote and less populated parts of the Canadian province of Quebec.Alexandre Robaey"Charity group works with Indigenous communities to feed Northern Quebe ...
and
Labrador , nickname = "The Big Land" , etymology = , subdivision_type = Country , subdivision_name = Canada , subdivision_type1 = Province , subdivision_name1 ...
.


Flora

These hills support a large area of rich taiga forest dominated by black spruce (''
Picea mariana ''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 the province of Newfoundland and Labra ...
'') along with
jack pine Jack pine (''Pinus banksiana'') is an eastern North American pine. Its native range in Canada is east of the Rocky Mountains from the Mackenzie River in the Northwest Territories to Cape Breton Island in Nova Scotia, and the north-central and ...
and some paper birch (''
Betula papyrifera ''Betula papyrifera'' (paper birch, also known as (American) white birch and canoe birch) is a short-lived species of birch native to northern North America. Paper birch is named for the tree's thin white bark, which often peels in paper like ...
'') and in the warmer south-facing areas some trembling aspen (''
Populus tremuloides ''Populus tremuloides'' is a deciduous tree native to cooler areas of North America, one of several species referred to by the common name aspen. It is commonly called quaking aspen, trembling aspen, American aspen, mountain or golden aspen, tr ...
''), white spruce (''
Picea glauca ''Picea glauca'', the white spruce, is a species of spruce native to the northern temperate and boreal forests in North America. ''Picea glauca'' is native from central Alaska all through the east, across southern/central Canada to the Avalon Pe ...
''), Ontario balsam poplar (''
Populus balsamifera ''Populus balsamifera'', commonly called balsam poplar, bam, bamtree, eastern balsam-poplar, hackmatack, tacamahac poplar, tacamahaca, is a tree species in the balsam poplar species group in the poplar genus, '' Populus.'' The genus name ''Populu ...
'') and balsam fir (''
Abies balsamea ''Abies balsamea'' or balsam fir is a North American fir, native to most of eastern and central Canada (Newfoundland west to central Alberta) and the northeastern United States (Minnesota east to Maine, and south in the Appalachian Mountains to ...
''). Many of the rocks of the area are covered with colourful
lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.Alces alces The moose (in North America) or elk (in Eurasia) (''Alces alces'') is a member of the New World deer subfamily and is the only species in the genus ''Alces''. It is the largest and heaviest extant species in the deer family. Most adult ma ...
''), the southernmost populations of migratory woodland caribou ('' Rangifer tarandus caribou''), American black bear (''
Ursus americanus Ursus is Latin for bear. It may also refer to: Animals *Ursus (mammal), ''Ursus'' (mammal), a genus of bears People * Ursus of Aosta, 6th-century evangelist * Ursus of Auxerre, 6th-century bishop * Ursus of Solothurn, 3rd-century martyr * Ursus ...
''), Canada lynx (''
Lynx canadensis The Canada lynx (''Lynx canadensis''), or Canadian lynx, is a medium-sized North American lynx that ranges across Alaska, Canada, and northern areas of the contiguous United States. It is characterized by its long, dense fur, triangular ears w ...
''), snowshoe hare (''
Lepus americanus The snowshoe hare (''Lepus americanus''), also called the varying hare or snowshoe rabbit, is a species of hare found in North America. It has the name "snowshoe" because of the large size of its hind feet. The animal's feet prevent it from sink ...
'') and grey wolf (''
Canis lupus The wolf (''Canis lupus''; : wolves), also known as the gray wolf or grey wolf, is a large canine native to Eurasia and North America. More than thirty subspecies of ''Canis lupus'' have been recognized, and gray wolves, as popularly un ...
''). Birds of the area include northern hawk owl ('' Surnia ulula''), great horned owl (''
Bubo virginianus The great horned owl (''Bubo virginianus''), also known as the tiger owl (originally derived from early naturalists' description as the "winged tiger" or "tiger of the air"), or the hoot owl, is a large owl native to the Americas. It is an extrem ...
''), sharp-tailed grouse (''
Tympanuchus phasianellus The sharp-tailed grouse (''Tympanuchus phasianellus''), also known as the sharptail or fire grouse, is a medium-sized prairie grouse. One of three species in the genus ''Tympanuchus'', the sharp-tailed grouse is found throughout Alaska, much of N ...
''), ruffed grouse ('' Bonasa umbellus''), American black duck (''
Anas rubripes The American black duck (''Anas rubripes'') is a large dabbling duck in the family Anatidae. It was described by William Brewster (ornithologist), William Brewster in 1902. It is the heaviest species in the genus ''Anas'', weighing on average a ...
''), wood duck (''
Aix sponsa The wood duck or Carolina duck (''Aix sponsa'') is a species of perching duck found in North America. The drake wood duck is one of the most colorful North American waterfowl. Description The wood duck is a medium-sized perching duck. A typi ...
''), Canada goose (''
Branta canadensis The Canada goose (''Branta canadensis''), or Canadian goose, is a large wild goose with a black head and neck, white cheeks, white under its chin, and a brown body. It is native to the arctic and temperate regions of North America, and it is o ...
'') in the north, and hooded merganser ('' Lophodytes cucullatus'') and pileated woodpecker (''
Dryocopus pileatus The pileated woodpecker (''Dryocopus pileatus'') is a large, mostly black woodpecker native to North America. An insectivore, it inhabits deciduous forests in eastern North America, the Great Lakes, the boreal forests of Canada, and parts of the ...
'') in the west.


Threats and preservation

This is fairly well-preserved ecoregion with 40% of original forest intact (less so in Manitoba) while most has been heavily changed by logging and in some areas by mining and hydroelectric power generation. Large blocks of undisturbed forest do remain, for example north of Lake Nipigon in Ontario and around
Lake Mistassini Lake Mistassini () is the largest natural lake by surface area in the province of Quebec, Canada, with a total surface area of approximately and a net area (water surface area only) of . It is located in the Jamésie region of the province, appro ...
in Quebec, and in the following protected areas:
Wabakimi Provincial Park Wabakimi Provincial Park is a wilderness park located to the northwest of Lake Nipigon and northwest of Armstrong Station in the province of Ontario, Canada. The park contains a vast and interconnected network of more than 2,000 kilometres of lak ...
northwest of Lake Nipigon,
Pukaskwa National Park Pukaskwa National Park ( ) is a national park located south of the town of Marathon, Ontario in the Thunder Bay District of northern Ontario, Canada. Established in 1978, Pukaskwa is known for its vistas of Lake Superior and boreal forests. The pa ...
near
Marathon, Ontario Marathon is a town in the Canadian province of Ontario, located in Thunder Bay District, on the north shore of Lake Superior north of Pukaskwa National Park, in the heart of the Canadian Shield. Geography Personal residences encompass an area sta ...
on the Lake Superior shore, a number of rivers and lakes in Northern Ontario (
Winisk River The Winisk River is a river in northern Ontario, Canada, that starts at Wunnummin Lake and flows east to Winisk Lake. From there it continues in a mostly northly direction to Hudson Bay. The Winisk River is long and has a drainage basin of . ...
,
Missinaibi River The Missinaibi River is a river in northern Ontario, Canada, which flows northeast from Missinaibi Lake, north of Chapleau, and empties into the Moose River, which drains into James Bay. This river (including Missinaibi Lake and Moose River t ...
,
Albany River Albany, derived from the Gaelic for Scotland, most commonly refers to: *Albany, New York, the capital of the State of New York and largest city of this name *Albany, Western Australia, port city in the Great Southern Albany may also refer to: ...
north of Wabakimi Park,
Severn River (northern Ontario) The Severn River is a river in northern Ontario. The northern Ontario river has its headwaters near the western border of the province. From the head of the Black Birch River, the Severn River is long, Its drainage basin area is , a small po ...
,
Attawapiskat Lake Attawapiskat Lake () is a lake in Kenora District, Ontario, Canada. The primary inflows are the Otoskwin River, the Marten-Drinking River and the Pineimuta River. The two outflows are the Attawapiskat River and the North Channel, which itself f ...
/
Attawapiskat River The Attawapiskat River () is a river in Kenora District in northwestern Ontario, Canada, that flows east from Attawapiskat Lake to James Bay. It is the third largest river entirely in Ontario. Course The Attawapiskat River travels a distance of ...
and
Brightsand River The Brightsand River is a river in the James Bay drainage basin in Unorganized Thunder Bay District in northwestern Ontario, Canada. Most of the river is protected in the Brightsand River Provincial Park. The river's headwaters are protected in t ...
),
Kesagami Provincial Park Kesagami Provincial Park is in Cochrane District of Northern Ontario, Canada. It was established in 1983 and provides backcountry canoeing, camping, and fishing opportunities. The bulk of the park consists of a large near-rectangular piece of lan ...
,
Michipicoten Island Michipicoten Island is an island in Ontario, Canada, in the northeastern part of Lake Superior, about northwest of Sault Ste. Marie and southwest of Wawa, Ontario. At its closest point to mainland Ontario, the island is located about from t ...
in Lake Superior, all in
Ontario Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...
; and
Aiguebelle National Park Aiguebelle National Park ''(French: Parc national d'Aiguebelle)'' is a provincial park in Quebec, Canada. It is located in western Quebec in the Abitibi-Témiscamingue region some 50 km north-east of Rouyn-Noranda, 50 km west of Amos, Qu ...
in Quebec.


See also

*
List of ecoregions in Canada (WWF) The following is a list of ecoregions in Canada as identified by the World Wide Fund for Nature (WWF). Terrestrial ecoregions The terrestrial ecoregions of Canada are all within the Nearctic realm, which includes most of North America. The Nearc ...


References


External links

* {{coord missing, Canada Taiga and boreal forests Ecoregions of Canada Forests of Ontario Nearctic ecoregions Forests of Quebec