Sediment Core from Seabed (image) Aarhus University Share Print E-Mail Caption Sediment cores up to 10 m long can be collected from the seabed in Aarhus Bay by gravity coring. The mud in the deepest sections of such cores was deposited 10,000 years ago by the end of the last glaciation. Credit Photo: Nils Risgaard-Petersen. Usage Restrictions May be used in connection with this news release. Share Print E-Mail 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.