Top predator fish are found to have very high THg levels (EPA’s contamination level 0.46 µg g − 1 wet weight or 1.5 µg g − 1 dry weight) (Lasut et al. 2010; Esdaile and Chalker 2018). Latin American and the Caribbean produced 18% of global anthropogenic Hg emissions, of which small scale gold mining contributed 70% (340 t out of 2,220 t).
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