1. Research Group on the Reproduction of Amazon fish (GERPA/LANEC), Biology Faculty (FACBIO) University of South and Southern of Pará (Unifesspa) Marabá Brazil
2. Reproductive and Molecular Biology Group, Department of Morphology, Institute of Biosciences São Paulo State University (UNESP) – Botucatu Botucatu Brazil
3. University of South and Southern of Pará (Unifesspa) Marabá Brazil
4. Laboratório de Neurociências e Comportamento “Frederico Guilherme Graeff” Universidade Federal do Sul e Sudeste do Pará Marabá Brazil