 At Komatipoort, which marks the border between South Africa and Mozambique, the river is less than from its mouth in a direct line, but in crossing the plain it makes a wide sweep of , first northwards before turning southwards, forming lagoon-like expanses and backwaters and receiving from the north several tributaries.In flood time there is a connection northward through the swamps with the basin of the Limpopo.The Komati enters the sea north of Maputo.