Healthy oyster from Chesapeake Bay (IMAGE) California Academy of Sciences Caption A healthy Eastern oyster taken from Chesapeake Bay. (© Deanne Roopnarine) Credit © Deanne Roopnarine Usage Restrictions Allowed for editorial use as long as appropriately credited. License Original 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.