31849 Baicoca-Siecoca Siona [snn]: 200 in Colombia (2008); ethnic population 730 (2001); 300 in Ecuador (2000); total users in all countries: 500.
Secoya [sey]: 490 in Ecuador (2012); 680 in Peru (2007); ethnic population 680 (2007); total users in all countries: 1170. Ethnologue: Languages of the World, 19th Edition (2016) Off 1670