The Ganaraska River is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of w ...

in Northumberland County and the

Regional Municipality of Durham The Regional Municipality of Durham (), informally referred to as Durham Region, is a regional municipality in Southern Ontario, Canada. Located east of Toronto and the Regional Municipality of York, Durham forms the east-end of the Greater To ...

Southern Ontario Southern Ontario is a primary region of the province of Ontario, Canada, the other primary region being Northern Ontario. It is the most densely populated and southernmost region in Canada. The exact northern boundary of Southern Ontario is disp ...

, Canada. It is part of the

Great Lakes Basin The Great Lakes Basin consists of the Great Lakes and the surrounding lands of the states of Illinois, Indiana, Michigan, Minnesota, New York, Ohio, Pennsylvania, and Wisconsin in the United States, and the province of Ontario in Canada, whose dir ...

, and is a tributary of

Lake Ontario Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north, west, and southwest by the Canadian province of Ontario, and on the south and east by the U.S. state of New York. The Canada–United States border ...

, which it reaches at the central community of the municipality of Port Hope. The river's name is thought to be derived from '' Ganaraske'', the Cayuga name for the

village A village is a clustered human settlement or community, larger than a hamlet but smaller than a town (although the word is often used to describe both hamlets and smaller towns), with a population typically ranging from a few hundred ...

this Iroquoian nation had established in this area in 1779. Together with other nations of the Iroquois Confederacy, they had migrated from New York, forced to cede their homelands because of having allied with the British in the American Revolutionary War. The Crown provided additional lands to the Iroquois peoples, including what is now called the Six Nations of the Grand River reserve. Later the Crown granted land here to

United Empire Loyalists United Empire Loyalists (or simply Loyalists) is an honorific title which was first given by the 1st Lord Dorchester, the Governor of Quebec, and Governor General of The Canadas, to American Loyalists who resettled in British North America dur ...

, in compensation for their losses in the Northeast colonies, especially New York. They were the first European Americans to settle here in any number.

Course

The river begins on the

Oak Ridges Moraine The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south-central Ontario, Canada. The moraine covers a geographic area of between Caledon and Rice Lake, near Peterborough. One of the most sign ...

in the Ganaraska Forest in the municipality of

Clarington Clarington ( 2021 population 101,427) is a lower-tier municipality in the Regional Municipality of Durham in Ontario, Canada. It was incorporated in 1973 as the town of Newcastle with the merging of the town of Bowmanville, the Village of Newca ...

, about southeast of the junction of

Ontario Highway 35 King's Highway 35, commonly referred to as Highway 35, is a provincially maintained highway in the Canadian province of Ontario, linking Highway 401 with the Kawartha Lakes, Haliburton, and Algonquin Provincial Park. The highway travels from we ...

and

Ontario Highway 115 King's Highway 115, commonly referred to as Highway 115, is a provincially maintained highway in the Canadian province of Ontario that connects Peterborough with Toronto via Highway 401. The highway begins at a junction with High ...

. It flows southeast past the community of Kendal, takes in the left tributary North Ganaraska River, and turns south to its mouth on the north shore of Lake Ontario.

Watershed

Portions of the Ganaraska River

drainage basin A drainage basin is an area of land where all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

of extend into the City of

Kawartha Lakes The City of Kawartha Lakes (2021 population 79,247) is a unitary municipality in Central Ontario, Canada. It is a municipality legally structured as a single-tier city; however, Kawartha Lakes is the size of a typical Ontario county and is most ...

; the Township of Cavan–Monaghan,

Peterborough County Peterborough County is located in Southern Ontario, Canada. The county seat is Peterborough, which is independent of the county. The southern section of the county is mix of agriculture, urban and lakefront properties. The northern section of th ...

; and the Township of Hamilton, Northumberland County.

Natural history

There have been major conservation efforts in recent years. It attracts anglers for

salmon Salmon () is the common name for several commercially important species of euryhaline ray-finned fish from the family Salmonidae, which are native to tributaries of the North Atlantic (genus ''Salmo'') and North Pacific (genus '' Oncorhy ...

and

trout Trout are species of freshwater fish belonging to the genera '' Oncorhynchus'', '' Salmo'' and '' Salvelinus'', all of the subfamily Salmoninae of the family Salmonidae. The word ''trout'' is also used as part of the name of some non-salm ...

. The Ganaraska River Fishway, a

fish ladder A fish ladder, also known as a fishway, fish pass, fish steps, or fish cannon is a structure on or around artificial and natural barriers (such as dams, locks and waterfalls) to facilitate diadromous fishes' natural migration as well as move ...

, allows rainbow trout to travel up river to

spawn Spawn or spawning may refer to: * Spawn (biology), the eggs and sperm of aquatic animals Arts, entertainment, and media * Spawn (character), a fictional character in the comic series of the same name and in the associated franchise ** '' Spawn: ...

Flood of 1980

The river had a flood in 1980, that caused considerable damage to the Port Hope downtown area.

References

Sources

* * *

External links

Ganaraska Region Conservation Authority

''Float Your Fanny'' official website
{{Authority control Rivers of Northumberland County, Ontario Rivers of the Regional Municipality of Durham Tributaries of Lake Ontario Rivers with fish ladders