Study Sites (IMAGE) Dauphin Island Sea Lab Caption From February 2015 to August of 2017, the researchers kept tabs on marine debris that washed up on the shoreline every month at 12 different sites on nine barrier islands from North Padre Island, Texas, to Santa Rosa, Fla. Credit Caitlin Wessel 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.