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 Malaita Island (also called Small Malaita or Maramasike), separated by the narrow Maramasike Passage. Beyond that is Makira, the southernmost large island in the Solomon archipelago. Malaita's climate is extremely wet. It is located in the Intertropical Convergence Zone ("Doldrums"), with its fickle weather patterns. The sun is at zenith over Malaita, and thus the effect is most pronounced, in November and February. Trade winds come during the southern hemisphere's winter, and from about April to August they blow from the southeast fairly steadily. During the summer, fringes of monsoon blow over the island. Because of the surrounding sea, air