Phreatic Overgrowth on Speleothems (IMAGE) University of New Mexico Caption UNM and USF scientists present a well-dated relative sea level record from the island of Mallorca in the western Mediterranean Sea for MIS-5e based on the occurrence of phreatic overgrowths on speleothems forming near sea level. Credit Victor Polyak, UNM Usage Restrictions None 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.