Minami Kasuga-2 submarine volcano, fly-through around the summit. Depths range from 320 to 3100 meters (317 to 10,168 feet). The EM300 bathymetry data (~25 meter resolution) are overlaid on SeaBat data (~50 meter resolution.) Bathymetry are 2.5 times vertically exaggerated. SeaBat data are courtesy of Ko-ichi Nakamura, National Institute of Advanced Science and Technology, Japan. Fly-through movie courtesy of the NOAA Vents Program.