Sargassum off Big Pine Key in the Lower Florida Keys. (image) University of South Florida (USF Innovation) Share Print E-Mail Caption It's been a particularly bad year for brown seaweed in the Florida Keys. Credit Brian Lapointe, Ph.D., Florida Atlantic University's Harbor Branch Oceanographic Institute Usage Restrictions None 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.