Hydrological hydrochemical and toxicological regime of fishery basins of Ural part of the Caspian Sea

Abstract

Hydrologo-hydrochemical regime of the Caspian sea, its biological productivity and trophic structure of ecosystem of basin essentially depends on natural-climatic factors forming liquid and biogen flow at water scoop of the basin.

Keywords

• toxicology
• fishery basins
• the urals