5,150 in Papua New Guinea (2000 census). 40% are monolingual. Population total all countries: 6,150.
Western Province between Ok Birim and Ok Tedi rivers, east of Ok Tedi to main road linking Kiunga and Tabubil, and north to the main mountain range. Also in Indonesia.
About half the population died 1950–1975 from western diseases. Traditional religion, Christian.