Mattagami River
River in Ontario, Canada
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The Mattagami River is a river in Northern Ontario, Canada.
The Mattagami flows 443 kilometres from its source at Mattagami Lake in geographic Gouin Township in the Unorganized North Part of Sudbury ... Wikipedia
Mouth: Moose River
Length: 275 mi
Basin size: 37,000 km2 (14,000 sq mi)
River system: James Bay drainage basin