, cadmium and lead and polychlorinated biphenyls
(PCBs), especially the so-called ‘‘dioxin-like” PCBs, deserved special
attention among these pollutants, as they represent a group of
highly toxic substances accumulating in the tissues of marine
organisms and being conveyed through the food chain to human.
Reports from literature suggest that these toxicants are responsible
of hazardous effects on human health