title: The use of sessile ciliates collected in plastic petri dishes for rapid assessment of water pollution.
mesh_terms: D001681:Biological Assay; D002712:Chlorides; D016798:Ciliophora / Q000187:drug effects*; D004864:Equipment and Supplies; D008628:Mercury / Q000032:analysis*; D014876:Water Pollution / Q000032:analysis*
chemical_list: D002712:Chlorides; D008628:Mercury