Coral breeding (IMAGE) University of Oldenburg Caption A female stony coral releases eggs into the water. Together with the sperm that the male coral also releases into the water, this process is the basis for the sexual reproduction of corals. Credit University of Oldenburg / Samuel Nietzer Usage Restrictions Only use with appropriate credit and in connection with press release. 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.