. Its population is currently spread over twenty-seven different indigenous lands along the Purus river (Apurinã PIB). with an estimated population of 9,500 people in total. It is predicted however that less than 30% of the Apurinã population is able to speak the language fluently (Facundes 35, 2000). A definite number of speakers cannot be firmly determined due to a regional scattered presence of its people