Most organochlorinated contaminants were banned in developed countries in the 1970s and 1980s. However, their chemical properties favour long-range transport and persistence in water, air and biota, including the deepest ocean fauna. Studies of cetaceans in Europe have reported bottlenose dolphin, Tursiops truncatus, with markedly elevated Polychlorinated biphenyls (PCBs) concentrations in their blubber. “Hotspots” include […]

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