Dr. Henrique Cabral is a full professor at the University of Lisbon and is Director of MARE – Marine and Environmental Sciences Centre, Cestas, France. He has worked in different facets of marine fish ecology for ~25 years. His core research area is fish ecology as well such as ecology of coastal systems, fisheries, nature conservation, and environmental impacts assessment. His expertisew several techniques to evaluate variability in biological and ecological indicators, applied to individuals, populations, communities and ecosystems. Dr. Mario Lepage is a senior fish biologist at the Institute of Research and Technology in Environment and Agriculture. His work mainly deals with fish ecology in estuarine environment in Europe but also in French Guiana. ~49 publications, invited speaker at marine conferences. Dr. Jérémy Lobry is a senior marine biologist at the Institute of Research and Technology in Environment and Agriculture. He is co-directing a research unit on Aquatic Ecosystems and Global Changes. His specialty is trophic networks, focusing on fish compartments, published ~50 articles, invited speaker at marine conferences. Dr. Le Pape’s research interests include identifying and protecting essential fish habitats in estuarine and coastal areas, studying anthropogenic pressure on fish habitats, and assessing avenues for fish population renewal. He is Professor of Marine and Coastal Ecology at L’Institut Agro Rennes-Angers, and represents the institute as Vice-Director of UMR DECOD, a joint research unit combining teams from INRAE, Ifremer, and L’Institut Agro to study ecological and evolutionary processes in aquatic environments.