Dialects: Chandinahua, Marinahua (Marinawa), Mastanahua. Reportedly similar to Yaminahua , Chitonahua dialect and Yora ,.
Genealogy:
Demographics: 450 in Peru (2000 SIL). 300 Mastanahua. Population total all countries: 453. 320 monolinguals.
Language Use: Home on Purus River. All ages. 140 also use Spanish [spa]. Some intermarry with and use Spanish at home. Those with schooling use varying degrees of Spanish. Used as L2 by Amahuaca [amc].
Language Development: Literacy rate in L1: 10%–30%. Literacy rate in L2: 5%–10%. Bilingual education program (Crevels 2007). Taught in primary schools. TV. Dictionary. NT: 1996–2008.
Typology: SOV.
Writing System: Latin
Nation of Origin: Peru
Other Comments: Christian.