Beach Deposits in the Bahamas (IMAGE) U.S. National Science Foundation Caption Scientists have found a new explanation for why beach deposits in the Bahamas are 70 feet above sea level. Credit Paul Hearty 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.