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The Barekese reservoir has seen persistent degradation for decades through anthropogenic activities within its catchment. In spite of this, heavy metal pollution profile of fish species of the reservoir is not well studied. Total concentrations of Hg, Cd, Ni, and Cr were analyzed in muscle tissues of 45 edible fish species comprising (Tilapia zilli, Oreochromis niloticus, and Heterotis niloticus)...
Tests were carried out on the levels of cadmium, copper, iron and zinc in selected organs (liver, kidneys and spleen) of bank voles (Clethrionomys glareolus, Schreber, 1780) caught in autumn 1998 and 1999 in a number of forests situated at varying distances east and south of Kraków. All the results were compared with the levels of these metals present in voles caught from a control area of Borecka...
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