Yury Yu. Dgebuadze, Academician at theInstitute of Ecology and Evolution of the Russian Academy of Sciences. Hisscientific interests are biodiversity, ecology, biological invasions, fishfauna, speciation and fish ecology and conservation. His current researchactivities include risk assessment of biological invasions in the inlandwaterways of Europe, Stochastic and deterministic mechanisms structuringaquatic communities invaded by alien species, animal evolution and animalmorphology and ecology.