
Mozambique – Niassa and Cabo Delgado Provinces Ruvuma River Formerly also known as the Rovuma River, this is a river in East Africa, forming during the greater part of its course the border between Tanzania and Mozambique (in Mozambique known as Rio Rovuma). It is 800 kilometres (497 mi) long, with a drainage basin 155,500 square kilometres (60,000 sq mi) in size. Its mean annual discharge [Curious? Find out more…]