Thetis’ lights shine on a hydrothermal vent at approximately 100 meters depth. Samples collected from the vent sites will be analyzed by the science team to gather data which should help them explain the natural hydrothermalism south of Milos Island. Image courtesy of Christos Anagnostou, Project PHAEDRA 2006, WHOI, HCMR, Thera Foundation, NOAA.
