1. Aquaculture Department, Universidade Federal de Santa Catarina, Florianópolis, Rodovia Admar Gonzaga, 1346/88034-001/Santa Catarina, Brasil
2. Applied Phycology Laboratory, Cinvestav-Unidad Mérida, Carretera Antigua a Progreso Km. 6 C.P./97310/Mérida/Yucatán, Mexico