Everglades Mangrove Soil Sample (IMAGE) Louisiana State University Caption Mangrove soil core sample collected from Taylor Slough in the Florida Coastal Everglades. This sample shows a high amount of and organic contents and roots. Credit Andre Rovai, LSU. 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.