400 (Adelaar 2004), increasing. No monolinguals. Ethnic population: 420 (Adelaar 2004). More than half the ethnic group is under 15 years old (Crevels 2007).
El Beni and Santa Cruz departments: Ibiato (Eviato); Salvatierra on Río Blanco river.
None known. Reportedly similar to Yuqui [yuq].
Whistle speech reported.
Latin script [Latn].