<b>Long-term transportation of juvenile pacamãs <i>Lophiosilurus alexandri</i> at different densities

• Main Authors: Rodrigo Diana Navarro, Deliane Cristina Costa, Walisson de Souza Silva, Bruno Ceolin Silva, Ronald Kennedy Luz
• Format: Article
• Language: English
• Published: Universidade Estadual de Maringá 2017-05-01
• Series: Acta Scientiarum: Technology
• Subjects: carnivorous fish; density; water quality.
• Online Access: http://periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/30616

This study aimed to evaluate the effects of long-term transportation of juvenile pacamã at different densities. The transportation lasted 11 hours at densities of 40, 55, and 70 juveniles (2.1±0.6 g weight) per bag containing 8 L of water. The different densities did not affect the water quality parameters and the survival rate immediately after transportation was 100% for all treatments. However, after 24 and 48 hours, higher mortality was found for juveniles transported at the greatest density. Transportation for 11 hours can be undertaken using a density of up to 55 juvenile pacamã individuals/transportation bag.