Coral Sample (IMAGE) University of California - Santa Cruz Caption This heavily bioeroded coral was collected near a submarine groundwater discharge vent off the coast of Maui. Credit Nancy Prouty, USGS Usage Restrictions For use only with news coverage of this research 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.