L1 users: 33,400 (2016).
Bolama region: Bolama sector nearest mainland, Bijago archipelago in Bubaque sector, Bubaque, Orango, and Roxa islands; Caravela sector northwest, Carache, Caravela, and Uno islands; other associated islands. Roxa island (Anhaqui dialect), Bubaque island (Kagbaaga dialect), Orango and Uno islands (Kajoko dialect), Caravela and Carache islands (Kamona dialect).
Anhaqui (Anhaki), Kagbaaga, Kamona (Caravela), Kajoko (Uno), Karanguna (Orango), Kavrama, Formosa, Kasuga. Some intelligibility problems reported between dialects, but only Kamona said to be unintelligible to others. Important grammatical differences between Kagbaaga and Anhaqui, Kagbaaga and Kajoko. No information about dialects on Galinhas and Formosa islands. Lexical similarity: Galinhas dialect is 69% similar to Uno dialect; Formosa has highest (75%) with Galinhas, and lowest (55%) with Caravela dialect; Bubaque has 66% with Uno; Canhabaque and Caravela have 62% with Uno; Formosa and Uracane have 81% with Uno. (2009 F. Sabio).
Latin script [Latn].
Traditional religion, Christian.