Summary: | 7 pages, 3 tables [EN] The average concentration of total mercury (expressed on wet Weight basis) of eels from estuary of the Guadalquivir River and from "Esteros" of Salines from Cádiz Bay was 0.27 ppm. and 0.19 ppm. respectively. We have found that the levels of mercury in Mullet (Mugil cephalus and Mugil aurata) was below 0.12 ppm. Concentration of mercury in sediment from Salines of Cádiz Bay was 0.12-0.18 ppm. [.] Anguilla japonica, Anguilla rostrata, Anguilla vulgaris, Mugil sp., Sparus aurata [.] [ES] Los peces pueden acumular los compuestos del mercurio directamente a partir del agua de mar o indirectamente a través de la cadena alimentaria. La acumulación del mercurio contenido en el agua de mar es efectuada por los peces generalmente a través de las branquias. [.] Peer reviewed
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