1. Aquaculture Center of the Universidade Estadual Paulista UNESP (CAUNESP); Jaboticabal SP Brazil
2. Aquaculture Laboratory; Federal University of Minas Gerais; Belo Horizonte MG Brazil
3. Immunology and Pathology of Aquatic Organisms Laboratory; Federal University of Rio Grande; Rio Grande RS Brazil
4. Parasitology of Aquatic Organisms Laboratory; Federal University of Rio Grande - FURG; Rio Grande RS Brazil