100,000 (2014 J. Leclerc). L2 users: 20,000.
Cabo Delgado provinc: coast north of Pemba, Arimba to Palma, Ibo and Mocimboa da Praia; offshore Querimba archipelago.
Wibo (Kiwibo), Kisanga (Kikisanga, Quissanga), Nkojo (Kinkojo), Nsimbwa (Kinsimbwa). Not intelligible of Swahili [swh]. Kiwibo is prestige dialect. Kinsimbwa, the northernmost Mocimboa da Praia dialect, is inherently intelligible with others, even though it is the most distinct. Lexical similarity: 60% with Swahili [swh], 48% with Yao [yao].