170 (Crevels 2007). Possibly another 400 uncontacted speakers on the Upper Piedras River (Crevels 2007). Ethnic population: 170 (Crevels 2007).
Ucayali Region, Sepahua on Urubamba river; Serjali on upper Mishagua; Madre de Dios Region, Manu national park, on Upper Manu, Lower Cashpajali, and Panagua rivers.
6b (Threatened). Language of recognized nationality (1993, Constitution, Article 48).
SOV; postpositions; genitives, relatives, adjectives before noun head numerals after noun head; maximum prefix, 1; maximum suffix, 7 or 8; noun affixes indicate case; verb affixes mark person and number; ergative; CV, CVC, V, VC; tonal
Vigorous. All ages. A few also use Spanish [spa].
Christian, traditional religion.