Sharks Off Southeast Island, by Unknown, February 23, 1963, Smithsonian Archives - History Div, Three sharks swimming in the water off the beach of Southeast Island, Leeward Islands (western part of the Society Islands in French Polynesia.) The image was captured by members of the Pacific Ocean Biological Survey Program (POBSP) Leeward Survey 1 expedition in 1963. The caption found in the album containing the image reads: Sharks of Southeast Island, February 23, 1963..