The exact number depends on the definition of the term "island", as the size of the patches of dry land in the area varies from small rocks peeking out of the water to large islands with several villages or even small towns.
O número exacto depende da definición do termo "illa", xa que o tamaño das zonas de terra seca varía de pequenas rochas que sobresaen das augas ata grandes illas con varias aldeas ou incluso pequenas cidades.