Diamondback Terrapin (IMAGE) University of Georgia Caption A species of turtle native to the brackish coastal tidal marshes of the eastern and southern United States, and in Bermuda. Credit UGA 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.