450 in Brazil (Moore 2006). Population total all countries: 750.
Northwest Amazonas, on border with Colombia, Terra Indígena Alto Rio Negro.
None known. Reportedly similar to Piratapuyo [pir], but the two groups do not intermarry.
Language stronger in Colombia than in Brazil. Some men speak Portuguese [por]; women use Guanano with children.
Latin script [Latn].
The Guanano move back and forth across the border with Colombia.