Besides the language of this immigrant population (Mwerlap), there are five languages traditionally spoken on Gaua: Lakon or Vuré; Olrat; Koro; Dorig and Nume.
Ademais da lingua desta poboación inmigrante (Mwerlap), hai cinco linguas faladas tradicionalmente en Gaua: Lakon ou Vuré; Olrat, Koro, Dörig e Nume.