Mattawa River

MattawaMattawa River Provincial Park
The Mattawa River is a river in central Ontario, Canada.wikipedia
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Mattawa, Ontario

MattawaMattawa, ON
It flows east from Trout Lake east of North Bay and enters the Ottawa River at the town of Mattawa.
Mattawa is a town in northeastern Ontario, Canada on Algonquin Nation land at the confluence of the Mattawa and Ottawa Rivers in Nipissing District.

Ottawa River

OttawaOttawa valleya major waterway
It flows east from Trout Lake east of North Bay and enters the Ottawa River at the town of Mattawa.
Following the demise of the Champlain Sea the Ottawa River Valley continued to drain the waters of the emerging Upper Great Lakes basin through Lake Nipissing and the Mattawa River.

Ottawa-Bonnechere Graben

Mattawa FaultOttawa ValleyOttawa-Bonnechere
This valley is an offshoot arm of ancient rift valley, called the Ottawa-Bonnechere Graben, which still causes minor earthquakes in the area.
Since then, it has been traced west to Lake Nipissing, and northwestwards from the confluence of the Mattawa and Ottawa Rivers up the valley of the latter stream to Lake Timiskaming and the Montreal River valley.

Samuel de Champlain Provincial Park

Samuel de Champlain
Two provincial parks are located along it: the Mattawa River Provincial Park stretches along both sides of the river's banks for almost its full length; and Samuel de Champlain Provincial Park, located about 10 km from the river's end.
The park spans both sides of the Mattawa River.

Lake Talon

Talon Lake
From Lake Talon to Mattawa the river flows through a rock-walled canyon up to 150 m in places.
Lake Talon is a lake in Nipissing District, Ontario, Canada that is part of the Mattawa River system and the Ottawa River drainage basin.

Étienne Brûlé

Etienne Brulea famous explorerEtienne Brulé
In 1610, Étienne Brûlé and in 1615, Samuel de Champlain were the first Europeans to travel the river.
In these expeditions he visited places such as the Ottawa River, Mattawa River, Lake Nipissing, and the French River to Georgian Bay.

Lake Nipissing

Lake Nippising
Canoes travelling west up the Ottawa turned left at "the Forks" (the mouth of the Mattawa) to enter the "Petite Rivière" ("Small River", as compared to the Ottawa), reaching Lake Nipissing by way of "La Vase Portage", an 11 km stretch of water and portages.
In the days of fur trade, coureur des bois and later voyageurs travelled through the lake by canoe via the Mattawa and French rivers.

Amable du Fond River

Amable du Fond
It flows from Pipe Lake through Kawawaymog, North Tea, Manitou and Kioshkokwi Lakes in northwestern Algonquin Park to join the Mattawa River on the Calvin, Ontario side of Samuel de Champlain Provincial Park.

Kaibuskong River

The river flows over a small dam just north of its source, then through two small lakes, La Chappelle Lake and Sheedy Lake, before emptying into Kaibuskong Bay on Lake Talon, from which it flows as part of the Mattawa River system to the Ottawa River.

Canadian Heritage Rivers System

Canadian Heritage RiverCanadian Heritage Riversheritage river
Almost the full length of the river was protected as a provincial park in 1970 and has been designated as a Canadian Heritage River in January 1988.

Trout Lake (Ontario)

Trout LakeTrout Lake (Timiskaming)
It flows east from Trout Lake east of North Bay and enters the Ottawa River at the town of Mattawa.
Trout Lake is the source of the Mattawa River and a significant body of water on a well-known historic North American voyageur (fur-trading) route.

List of rivers of Ontario

List of Ontario riversList of rivers in Ontarioriver of Ontario
* List of Ontario rivers

Algonquin language

AlgonquinAlgonquianAlgonquian language
The river's name comes from the Algonquin word for "meeting of waterways".

Rift valley

rift valleysrift zonerift-valley
This valley is an offshoot arm of ancient rift valley, called the Ottawa-Bonnechere Graben, which still causes minor earthquakes in the area.

Canyon

gorgegorgescanyons
From Lake Talon to Mattawa the river flows through a rock-walled canyon up to 150 m in places.

Ochre

red ochreochraceousyellow ochre
This is a peculiar cave in the river's bank speculated to be a native ochre mine.

Alexander Henry the elder

Alexander Henry
As far back as 1761, Alexander Henry the elder reported on this cave and the myths surrounding it.

Pothole

potholespot holepot-holed
There are potholes at Portage de Talon and numerous cataracts and former river channels, such as the boulder pavement between Pine Lake and McCool Bay, 12–15 metres (39–49 ft) above the river's present-day waterline.

Waterfall

waterfallscascadefalls
There are potholes at Portage de Talon and numerous cataracts and former river channels, such as the boulder pavement between Pine Lake and McCool Bay, 12–15 metres (39–49 ft) above the river's present-day waterline.

Samuel de Champlain

ChamplainSamuel ChamplainChamplain Monument
In 1610, Étienne Brûlé and in 1615, Samuel de Champlain were the first Europeans to travel the river.

Lake Superior

SuperiorGitche GumeeLakehead
For some 200 years thereafter, it formed part of the important water route leading from Montreal west to Lake Superior.

Fur trade

fur tradingfur traderfur trapper
It was the primary access to the vast Canadian interior in the days of the fur trade.

Canoe

canoescanoeistsCanadian
Canoes travelling west up the Ottawa turned left at "the Forks" (the mouth of the Mattawa) to enter the "Petite Rivière" ("Small River", as compared to the Ottawa), reaching Lake Nipissing by way of "La Vase Portage", an 11 km stretch of water and portages.

Portage

portagingportage roadcanoe carry
Canoes travelling west up the Ottawa turned left at "the Forks" (the mouth of the Mattawa) to enter the "Petite Rivière" ("Small River", as compared to the Ottawa), reaching Lake Nipissing by way of "La Vase Portage", an 11 km stretch of water and portages.