1,430 in Brazil (2005 FOIRN). Total users in all countries: 1,880.
Amazonas state: Terra Indígena Médio Rio Negro I, Terra Indígena Médio Rio Negro II, Terra Indígena Rio Negro, Terra Indígena Rio Téa.
None known. Reportedly similar to Guanano [gvc] but ethnically distinct. The two groups do not intermarry. 75% intelligibility of Guanano (1992 N. Waltz).
Strong use in home. Also use Tucano [tuo].
Latin script [Latn].