Double Magma Bubble (IMAGE) University of Washington Caption A double magma bubble, about 1 ½ feet across at its base, emerges from the vent that scientists named Hades at the West Mata submarine volcano. Credit NSF/NOAA Usage Restrictions Credit required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.