About Revisions Underwater World: Dive with the Sharks Pale San Vitores Rd, Tumon, 96913, Guam 1 671-649-9191 | More Info Max Depth: 11-15ft/3-5m Average Viz: 91-100ft/28-30m Entry Type: Shore Bottom Composition: Rock Aquatic Life: Big Animals Spring: 76-80°F/24-27°C Summer: 76-80°F/24-27°C Fall: 76-80°F/24-27°C Winter: 76-80°F/24-27°C 7/18/2017 9:27 PM SpacemanCraig

UnderWater World Guam is one of the longest tunnel-aquariums in the world and the only oceanarium in the United States territory of Guam. The aquarium opened in 1999 and has more than 2,000 animals representing more than 80 different species.