300 (1976 SIL). 180 Tanimuca. Retuarã more monolingual than Tanimuca. Ethnic population: 1,800 (Crevels 2007).
Vaupes and Amazonas departments, Guacayá and Oiyaka rivers (tributaries of the Mirití-Paraná), Mirití-Paraná, Apaporis, and Popeyaca rivers near mouth of Pira river below Popeyaca.
Retuarã, Tanimuca. Tanimuca and Retuarã are 2 ethnic groups living near each other who speak the same language.
Latin script [Latn].
All work for one rubber hunter.