1,200 (1986 SIL). Ethnic population: 1,500 (2007 L. Reid).
Northeast Luzon, Cagayan and Isabela provinces, from below Divilacan bay south to Palaui island north.
Yaga, Tanglagan, Santa Ana-Gonzaga, Barongagunay, Palaui Island, Camonayan, Valley Cove, Bolos Point, Peñablanca, Roso (Southeast Cagayan), Santa Margarita. Intelligibility of Yaga dialect 83%. Yaga and Central Cagayan Agta [agt] are 63% intelligible. Lexical similarity: 51% between Central Cagayan Agta [agt] and Tanglagan dialect, 66% between Central Cagayan Agta [agt] and Yaga dialect.
Latin script [Latn].