| concentration of selected metals in muscle of various fish species. | the purpose of this study was to assess concentration of selected metals (fe, mn, zn, cu, ni, co, cr, pb, cd, and hg) in the muscle of four common slovak fish species (chub--leuciscus cephalus, barbel--barbus barbus, roach--rutilus rutilus, and perch--perca fluviatilis). furthermore, correlations among the selected metals and order of metal accumulation in the fish muscle were determined. an electrofishing technique was used for collecting the fish from the nitra river (slovakia) in september 20 ... | 2005 | 15792307 |