Three marked zones in Kazan district of Kuibyshev reservoir differ reliably in heavy metals concentration in bottom deposits. The maximum metals accumulation was noticed in shallow deposits. The usage of biological test-objects is advisable to reveal the local polution centres boundaries.
Presented are the results of 4-years investigation in shallows of the rivers Mjosha and Kama. The sources and distribution of heavy metals in water, bottom deposits, plants, fito- and zooplankton, invertabrates, fishes and amphibians are discussed.
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