Seagrass Meadows Have Deep Historical Roots (image) Florida Museum of Natural History Share Print E-Mail Caption Seagrasses provide shelter and food for thousands of other species. Now scientists have discovered that seagrass meadows can persist in the same place for centuries, highlighting the importance of conserving them. Credit Conor MacDonnell Usage Restrictions Please credit Conor MacDonnell Share Print E-Mail 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.