500 Dusun Segama and 800–900 Sinabu’ (1985 SIL). Ethnic population: 5,000 (2000 SIL).
Sabah, primarily upper reaches of Kinabatangan river; Lahad Datu and Sandakan districts, Maligatan, Minusu, and Tongud.
Dusun Segama (Saga-i, Segai, Soghai), Kalabuan (Kolobuan), Makiang, Sinabu’ (Sinabu). Dialects have approximately 87% mutual intelligibility. Lexical similarity: over 90% among all dialects, 80% with Makiang and Sinabu’.
Traditional religion, Christian, Muslim.