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Vitu Islands(vē`to͞o), volcanic group, 37 sq mi (96 sq km), in the Bismarck ArchipelagoBismarck Archipelago,
volcanic island group, 19,200 sq mi (49,730 sq km), SW Pacific, a part of Papua New Guinea. The group includes New Britain (the largest island), New Ireland, the Admiralty Islands, the Mussau Islands, New Hanover, the Vitu Islands, and the Duke of York
..... Click the link for more information. , part of Papua New Guinea. Garove and Unea are the largest islands. The group is the chief copra center of Papua New Guinea. Formerly called the French Islands, the group is sometimes known as the Witu Islands.