4,000 (2000 SIL), increasing. Ethnic population: 4,000–5,000.
Ucayali and Cusco regions, east central Urubamba river area; Ucayali and Loreto regions, Ucayali river, Conatmana and Pucallpa; Madre de Dios Region, Madre de Dios river.
5 (Developing). Recognized language (1993, Constitution, Article 48).
Machinere [mpd] in Brazil is different enough to need separate literature.