INVASIONS OF ALIEN SPECIES IN HOLARCTIC: SOME RESULTS AND PERSPECTIVE OF INVESTIGATIONS
This brief review includes information on recent important results of studies of invasions carried out first of all in Russian and adjacent territories, and for species which are alians for many regions of the world. Some of these results were presented in International symposia “Invasion of alien species in Holarctic”. The approach of choice and description of dangerous alien species as priority targets for study and control is proposed. Some termilogy issues are discussed.