1. Department of Ecology, Zoology and Genetics, Institute of Biology, Federal University of Pelotas–UFPel, Pelotas, RS, Brazil
2. Waterbirds and Sea Turtles Laboratory, Institute of Biological Sciences, Federal University of Rio Grande–FURG, Rio Grande, RS, Brazil
3. Technology in Environmental Administration Course, Mercosul Integration Center, Federal University of Pelotas–UFPel, Pelotas, RS, Brazil