Oceanological and Hydrobiological studies

International Journal

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Title: Trace element concentrations in fish and bottom sediments of an eutrophic dam reservoir
Authors: Amirowicz Antoni
Szarek-Gwiazda Ewa
Gwiazda Robert
Abstract: Total trace element concentrations and their binding forms were studied in benthic sediments and in roach (benthivore), bream (planktivore/benthivore), and pikeperch (piscivore) in the upper and lower sections of the Dobczyce Reservoir in southern Poland. The sediment was polluted to a low degree by Cd and relatively unpolluted by Pb, Zn, Mn, and Fe. According to the index of geoaccumulation (Igeo), Cd was the most mobile element in the sediment and was bioconcentrated in fish tissues to the highest degree, especially in roach, which feeds by burrowing into the sediment. The trace element distribution in fish tissues (muscle, liver, kidney, and gills), fish species, and in fish from different locations is discussed.
DOI:
Type of paper: Original research paper
Pages: 331 to 352
Cytation: Szarek-Gwiazda E., Amirowicz A., Gwiazda R., 2006, Trace element concentrations in fish and bottom sediments of an eutrophic dam reservoir, Ocean. Hydrob. Studies, 35(4): 331-352
Keywords: trace elements, speciation, sediment, fish, reservoir
Year: 2006
Category:
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