Bougainville Strait is one of three major routes for merchant shipping through the Solomon Islands; the routes are the Bougainville Strait and Indispensable Strait which link the Pacific Ocean, Solomon Sea and Coral Sea; and the Manning Strait that links the Pacific to New Georgia Sound, which is also known as ‘The Slot’, through which Japanese naval ships resupplied the garrison on Guadalcanal during the Pacific War. Bougainville Strait Bougainville Strait separates Choiseul Island, part of the Solomon Islands from Bougainville Island, the next to the northward and part of Papua New Guinea. It was first passed through in 1768 by Louis
Malaita for the morning. Tropical cyclones are the only violent weather, but they can be destructive. Like the other islands in the archipelago, Malaita is near the Andesite line and thus forms part of the Pacific Ring of Fire. Earthquakes are common on the island, but there is little evidence of current volcanic activity. The main structural feature of Malaita is the central ridge which runs along the length of the island, with flanking ridges and a few outlying hills. There is a central hilly country, between Auki and the Kwai Harbor, which separates the central ridge into northern and southern