Iceberg (IMAGE) University of California - San Diego Caption The exposed portion of an iceberg in the Weddell Sea rises 30 to 40 meters (98 to 131 feet) above the sea surface. Overhanging icicles result from thawing and freezing of the surface of the iceberg. Credit John Helly/SDSC 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.