Drilling for Fossil Reef Core (IMAGE) University of Sydney Caption This shows drilling for the fossil reef core at the Great Barrier Reef from the International Ocean Drilling Program Great Ship Maya. Credit ECORD/IODP Usage Restrictions Use for this story only. 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.