Courantyne(redirected from Corantijn)
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(Corantijn), a river in northern South America. Length, approximately 700 km. It originates on the East Guiana Plateau, flows along its northern slope and through the Guiana Lowlands among humid equatorial forests, and falls into the Atlantic Ocean, forming estuaries. The Courantyne River is full of rapids, except in the lower course. It is fed by rain. The water level is high throughout the year. The Courantyne is navigable by large vessels for 70 km. The river is the boundary between Guyana and Surinam.