Environmental contaminants in tissues of a neonate St Lawrence beluga whale (Delphinapterus leucas)

animal aquatique aquatic animals baleine ballena bifenilos policlorados brain cerebro contaminantes contaminants dde ddt delphinapterus leucas fongicide fungicidas fungicides hch hexachlorobenzene immunoglobuline immunoglobulins inmunoglobulina insecticidas insecticide insecticides lipide lipids marine mammals mercure mercurio mercury newborn animals pesticide pesticides plaguicidas polluant pollutants polychlorinated biphenyls residues residuos whales