Concentrations of some organochlorines in otters (Lutra lutra L.) in Scotland: implications for populations

animal salvaje animal sauvage bifenilos policlorados dde ddt dieldrin dieldrine ecologia ecologie ecology ecotoxicology endangered species escocia foie halogenated hydrocarbons hidrocarburos halogenados insecticidas insecticide insecticides liver loutre metabolites metabolitos organochlorine compounds otters polychlorinated biphenyls population ecology residues residuos scotland wild animals