The Castor River is a river in eastern Ontario, in Canada. It flows into the South Nation River near Casselman. It has a number of branches, including the North, Middle, South and East Castor Rivers which join near Embrun. The river was named for the many beaver dams found in its watershed; "castor" means "beaver" in French. Motto: Ut Incepit Fidelis Sic Permanet (Loyal it began, loyal it remains) Other Canadian provinces and territories Capital Toronto Largest city Toronto Lieutenant Governor James K. Bartleman Premier Dalton McGuinty (Liberal) Area 1,076,395 km² (4th) - Land 917,741 km² - Water 158,654 km² (14. ... The South Nation River is a river whose watershed covers 3,900 km², a large part of eastern Ontario. ... Casselman is a village in eastern Ontario, Canada, in the United Counties of Prescott and Russell on the South Nation River. ... Embrun is a village in eastern Ontario located in the United Counties of Prescott and Russell and situated on the Castor River. ... Binomial name Castor canadensis Kuhl, 1820 The American Beaver (Castor canadensis) is a large semi-aquatic rodent native to Canada, most of the United States and parts of northern Mexico. ...
The river's headwaters are located north of Brockville, Ontario and it flows 175 km northeast to empty into the Ottawa River near Plantagenet, Ontario.
This river is called the "South Nation River" to distinguish it from a river in Quebec north of the Ottawa River called the Petite-Nation River or rivière Petite-Nation.
The names of both rivers are derived from the French name for the native people of this area, the Weskarini.
Beaver (Castor canadensis) are common on the lakes and ponds in the Burwash area; however, these beavers were photographed on the side of their lodge in the Thunder Bay area.
River Otter (Lontra canadensis) is member of the weasel family.
River Otters have thick fur that is characteristic of mammals that spend a lot of time in the water.