1. Postgraduate Program in Water Resources and Environmental Engineering, Federal University of Paraná, Curitiba 80060-000, Brazil
2. Postgraduate Program in Hydraulics and Sanitation, São Carlos School of Engineering, University of São Paulo, São Carlos 13566-590, Brazil
3. Zoology and Physiology Department, University of Wyoming, Laramie, WY 82071, USA
4. Postgraduate Program in Environmental Technology and Water Resources, University of Brasilia, Brasília 70910-900, Brazil
5. Department of Civil Engineering, Polytechnic School, University of São Paulo, São Paulo 05508-010, Brazil
6. Department of Environmental Engineering, Federal University of Paraná, Curitiba 80060-000, Brazil