Dvina (dvēnäˈ) [key] or Northern Dvina, Rus. Severnaya Dvina, river, c.465 mi (750 km) long, N European Russia. It is formed near Veliki Ustyug by the union of the Sukhona and Yug rivers, flows N past Kotlas, then turns northeast, and empties into Dvina Bay, an arm of the White Sea, just below Arkhangelsk. It is connected with the Volga-Baltic Waterway by the Sukhona River and the Northern Dvina Canal.
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