Nadroga-Navosa (Nadroga: Nadrogā-Navoha) is one of the fourteen provinces of Fiji and one of eight based in Viti Levu, Fiji's largest island. It is about 2,385 square kilometers and occupies the South-West and Central areas of Viti Levu, Fiji's principal island. The province includes the Mamanuca Archipelago, off the west coast of Viti Levu, Vatulele (or Vahilele in the Nadroga dialect), as well as the remote Conway Reef in the southwest. The population at the 2007 census, the last to date, was 58,387 — the fifth largest province.