To regret, we ought to mark a considerable decrease of biological diversity in Kyiv. Under influence of increasing pressure on existence centres of living organisms (forest-parks, reservoirs and their littoral zones ), a degradation both separate species and whole biogeocenosis takes place. That's why the problem of biological diversity decrease should has more importance than it has today.

Dynamics of the number of wild animals Heavy metals in fishes in Kyiv water objects.   Heavy metals in molluscs in Kyiv water objects Heavy metals in water plants in Kyiv water objects