“…The second sphere includes several environmental reasons that led the UN to officially designate May 2 as World Tuna Day: the reduction of world stocks, that are overfished or at risk of overfishing at least for some tuna species (FAO, 2021;ISSF, 2021); serious natural resource implications due to the fishing methods, resulting in bycatch of nontarget animals and undersized individuals of target species (Jaiteh et al, 2021;Xieet al, 2021); the relevance of the environmental impacts along the global supply chain; and finally, the illegal, unreported and unregulated tuna fishing (ISSF, 2021). On the other hand, owing to marine pollution, tunas are exposed to mercury, persistent organic pollutants and to other harmful contaminants that pose health hazards that have been linked to tuna consumption (Miedico et al, 2020;Xie et al, 2021).…”