Gritty until proven irritant-What makes a species invasive? Comment on Cassinello (2018) Academic Article uri icon


  • In a recent contribution to “Conservation Letters,” Cassinello (2018) presents the case for rethinking the “invasive” status of the aoudad (Ammotragus lervia). Cassinello raises a timely and extremely important issue—our definitions of invasive species have immense consequences for species conservation, as well as far-reaching ethical implications. We applaud Cassinello for raising this important issue and agree with his observation that a consensus definition must be adopted. In that respect, Cassinello (2018) mentions the IUCN/CBD's definition of invasive species which states “An alien species whose introduction and/or spread threaten biological diversity”(https://www. cbd. int/invasive/terms. shtml) and acknowledges its prominence for both policy guidelines and conservation management. We therefore found it surprising and disconcerting that in his case for rescinding the invasive …

publication date

  • November 13, 2018