Pacific Ring of Fire Expedition. A dense bed of hydrothermal mussels covers the slope of Northwest Eifuku volcano near a seafloor hot spring called Champagne vent . Other vent animals living among the mussels include shrimp, limpets, and Galatheid crabs. Mariana Arc region, Western Pacific Ocean. April, 2004.
Credit: Pacific Ring of Fire 2004 Expedition. NOAA Office of Ocean Exploration; Dr. Bob Embley, NOAA PMEL, Chief Scientist.