POPULATION CRASH of PYRODINIUM BAHAMENSE and CHANGES in the PLANKTONIC COMPOSITION of LAGUNA GRANDE, PUERTO RICO, FOLLOWING the 2014-15 SARGASSUM SPECIES BLOOM

Miguel Sastre1, Jorge Ortiz-Zayas2, Joel Melendez-Diaz2, Laureliz Antuna-Castillo2, Mengqiu Wang3, Sylvia Vélez1 and Bayrex Rosa1, (1)University of Puerto Rico at Humacao, Biology, Humacao, PR, United States, (2)University of Puerto Rico Rio Piedras Campus, San Juan, PR, United States, (3)University of South Florida, College of Marine Science, Saint Petersburg, FL, United States