Oyster comparison (IMAGE) Louisiana State University Caption The oysters (on left) raised in Grand Isle where the water was saltier grew about 40 percent larger than the oysters (on right) raised in low salinity in Chauvin. Credit Photo Credit: Kevin M. Johnson Usage Restrictions None 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.