the tribes of southern Somalia are Barawa and Bajun.

Some major ones were Mogadishu, Barawa, Mombasa (Kenya), Gedi, Pate, Malindi, Zanzibar, Kilwa, and Sofala.

main trade was and still is fishing, meat, charcoal, and import of sugar tea and machinery

The Swahili city-states were trading centers along the eastern coast of Africa, spanning from present-day Somalia to Mozambique. They were important hubs for trade between the African interior and the Arabian Peninsula, Persia, and India, with goods such as ivory, gold, and slaves passing through these cities. The Swahili city-states developed a unique culture that combined African, Arab, and Persian influences.