 Other variants are "Mziri", "Msidi", and "Mushidi"; and his full name was Mwenda Msiri Ngelengwa Shitambi.Msiri was a Nyamwezi (also known as "Yeke" or "Bayeke") from Tabora in Tanzania and a trader, like his father Kalasa, involved in the copper, ivory and slave trade controlled by the Sultan of Zanzibar and his Arab and Swahili agents.The main trade route went to Ujiji on Lake Tanganyika and then to Lake Mweru and Katanga.