1. Postgraduate Program in Animal Biodiversity, Federal University of Santa Maria, UFSM, Rio Grande do Sul, Brazil
2. Laboratory of Ecology and Conservation of Aquatic Ecosystems, UNISINOS, São Leopoldo, Brazil
3. Graduate Program in Biology of Continental Aquatic Environments, Institute of Biological Science, Federal University of Rio Grande, University Campus, Rio Grande do Sul, Brazil
4. Biology Department, Federal University of Lavras, UFLA, Postgraduate Program in Applied Ecology, Lavras, Brazil