 Generally its north–south axis is about 14 km and its east–west axis is about 6 km.Floating islands of sedge are usually found in an east–west line across its middle, which may effectively cut it in two, and at times vegetation has covered much of the southern half.The importance of the Mofwe lies in its fishery, which attracted Mwata Kazembe to settle in the town of Kanyembo on its eastern edge in the 19th Century.