Marcelo Vianna

Marcelo Vianna is Professor at the Marine Biology Department and head of the Laboratory of Biology and Fisheries Technology (BioTecPesca), in the Federal University of Rio de Janeiro (UFRJ), Brazil. Marcelo does research in Marine Ecology, Ichthyology and Small-Scalle Fisheries, focusing on Chondrichthyans, Ecotoxicology, Estuarine Ecosystems and Socioeconomic Analises.