1. Aquaculture Graduate Program Nilton Lins University/National Institute of Amazon Researches (INPA) Manaus Amazonas Brazil
2. Laboratory of Aquaculture, Department of Animal Science Federal University of Rio Grande do Sul Porto Alegre Rio Grande do Sul Brazil
3. Lutheran University of Brazil (CEULJI/ULBRA) Rondônia Brazil
4. Laboratory of Embryology and Biotechniques of Reproduction, Faculty of Veterinary Medicine Porto Alegre Rio Grande do Sul Brazil