Carbonate Crusts at 385 Meters (image) Helmholtz Centre for Ocean Research Kiel (GEOMAR) Share Print E-Mail Caption This image shows carbonate crusts at the observing site HYBIS at 385 meters water depth. For comparison: the white organisms in the right part of the picture have a length of about 15 cm. Carbonates of this size require several 100 years to build-up. Credit GEOMAR Usage Restrictions Usage in the context of this press release only. Other usage requires written permission by GEOMAR. 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.