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Improving the Environmental Impact Classification for Alien Taxa (EICAT): a summary of revisions to the framework and guidelines

Volery, Lara ; Blackburn, Tim M. ; Bertolino, Sandro ; Evans, Thomas ; Genovesi, Piero ; Kumschick, Sabrina ; Roy, Helen E. ; Smith, Kevin G. ; Bacher, Sven

In: NeoBiota, 2020, vol. 62, p. 547–567

The Environmental Impact Classification for Alien Taxa (EICAT) classifies the impacts caused by alien species in their introduced range in standardised terms across taxa and recipient environments. Impacts are classified into one of five levels of severity, from Minimal Concern to Massive, via one of 12 impact mechanisms. Here, we explain revisions based on an IUCN-wide consultation process...