University of Hawaii
Helen Reef in the Southwest Islands of Palau is the one of the greatest marine assets of the Hatohobei (Tobi) People and of the Republic of Palau. Helen Reef is known as one of the most biologically diverse coral reef atolls in the Pacific and historically one of the most biologically abundant reefs in Palau,including acclaimed populations of plentiful marine resources including, trochus, turtles, sea cucumbers, seabirds, and many large reef fish.