Sedimentbohrkerne (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Sedimentbohrkerne werden zur Erfassung von Siedlungsresten und der Rekonstruktion der Landschaftsentwicklung an ausgewählten Stellen im Watt gewonnen. Credit Foto/©: Justus Lemm Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.