Marco Shizuo Owatari received his PhD from the Federal University of Santa Catarina in 2022. He is currently a researcher at the Aquatic Organism Health Laboratory (AQUOS) in the Department of Aquaculture at the Federal University of Santa Catarina. His work in aquaculture has resulted in numerous publications, presentations, lectures, and courses; memberships in the Brazilian Association of Aquatic Organism Pathologists (ABRAPOA) and the Brazilian Society of Aquaculture and Aquatic Biology (AQUABIO); and awards, including the FAPESC Research Prize – Fritz Müller 2022 and a nomination for the Fishes Young Investigator Award 2025. His research interests include aquaculture, fish diseases, recirculating aquaculture systems, sustainability, fish farming, feed additives, and micro- and macroalgae.