Аннотация:Distribution of heavy metals (Cd, Cu, Mn, Ni, Pb and Zn) in biochemical pools of 12 marine and 4 freshwater macrophytes tissues were studied during short - term experiments (24 hr). The location of metal in definite biochemical pools was in high dependence of metal chemism, especially under normal conditions. Metal concentration experimental increment (0.3 mg/l) showed the growth of metal content both polysaccharide and water soluble pools.