Animals 4 Bioaccumulation 4 Bivalvia 4 Pyrenes 4 Sphaerium Sphaerium corneum 4 Water Pollutants, Chemical 4 article 4 chemical analysis 4 clam 4 controlled study 4 nonhuman 4 pyrene 4 2,4 dichlorophenol 2 2,4,5 trichlorophenol 2 Absorption 2 Analysis of Variance 2 Artificial particles 2 Bioassay 2 Biological Assay 2 Biological Availability 2 Biotransformation 2 Biotransformations 2 Carbon Radioisotopes 2 Chironomus riparius 2 Chlorophenols 2 Chromatography, High Pressure Liquid 2 Contamination 2 Environmental engineering 2 Fresh Water 2