Recent Submissions

  • Options for reducing uncertainty in impact classification for alien species 

    Clarke, D.A.; Palmer, D.J.; McGrannachan, C.; Burgess, T.I.; Chown, S.L.; Clarke, R.H.; Kumschick, S.; Lach, L.; Liebhold, A.M.; Roy, H.E.; Saunders, M.E.; Yeates, D.K.; Zalucki, M.P.; McGeoch, M.A. (2021)
    Abstract Impact assessment is an important and cost-effective tool for assisting in the identification and prioritization of invasive alien species. With the number of alien and invasive alien species expected to increase, ...
  • A conceptual map of invasion biology: integrating hypotheses into a consensus network 

    Enders, M.; Havemann, F.; Ruland, F.; Bernard-Verdier, M.; Catford, J.A.; Gómez-Aparicio, L.; Haider, S.; Heger, T.; Kueffer, C.; Kühn, I.; Meyerson, L.A.; Musseau, C.; Novoa, A.; Ricciardi, A.; Sagouis, A.; Schittko, C.; Strayer, D.L.; Vilà, M.; Essl, F.; Hulme, P.E.; van Kleunen, M.; Kumschick, S.; Lockwood, J.L.; Mabey, A.L.; McGeoch, M.A.; Palma, E.; Pyšek, P.; Saul, W.-C.; Yannelli, F.A.; Jeschke, J.M. (2020)
    Background and aims: Since its emergence in the mid-20th century, invasion biol-ogy has matured into a productive research field addressing questions of fundamen-tal and applied importance. Not only has the number of ...
  • Improving the Environmental Impact Classification for Alien Taxa (EICAT): a summary of revisions to the framework and guidelines 

    Volery, L.; Blackburn, T.M.; Bertolino, S.; Evans, T.; Genovesi, P.; Kumschick, S.; Roy, H.E.; Smith, K.G.; Bacher, S. (2020)
    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 ...
  • Appropriate uses of EICAT protocol, data and classifications 

    Kumschick, S.; Bacher, S.; Bertolino, S.; Blackburn, T.M.; Evans, T.; Roy, H.E.; Smith, K. (2020)
    The Environmental Impact Classification for Alien Taxa (EICAT) can be used to classify alien taxa according to the magnitude and type of their environmental impacts. The EICAT protocol, classifications of alien taxa using ...
  • Understanding uncertainty in the Impact Classification for Alien Taxa (ICAT) assessments 

    Probert, A.F.; Volery, L.; Kumschick, S.; Vimercati, G.; Bacher, S. (2020)
    The Environmental Impact Classification for Alien Taxa (EICAT) and the Socio-Economic Impact Classification of Alien Taxa (SEICAT) have been proposed to provide unified methods for classifying alien species according to ...
  • The importance of assessing positive and beneficial impacts of alien species 

    Vimercati, G.; Kumschick, S.; Probert, A.F.; Volery, L.; Bacher, S. (2020)
    Extensive literature is available on the diversity and magnitude of impacts that alien species cause on recipient systems. Alien species may decrease or increase attributes of ecosystems (e.g. total biomass or species ...
  • A framework to support alien species regulation: the Risk Analysis for Alien Taxa (RAAT) 

    Kumschick, S.; Wilson, J.R.U.; Foxcroft, L.C. (2020)
    Alien species are introduced to new regions in many different ways and for different purposes. A number of frameworks have been developed to group such pathways of introduction into discrete categories in order to improve ...
  • A four-component classification of uncertainties in biological invasions: implications for management 

    Latombe, G.; Canavan, S.; Hirsch, H.; Hui, C.; Kumschick, S.; Nsikani, M.N.; Potgieter, L.J.; Robinson, T.B.; Saul, W.-C.; Turner, S.C.; Wilson, J.R.U.; Yannelli, F.A.; Richardson, D.M. (John Wiley & Sons, Inc, 2019)
    Although uncertainty is an integral part of any science, it raises doubts in public perception about scientific evidence, is exploited by denialists, and therefore potentially hinders the implementation of management ...
  • Does origin determine environmental impacts? Not for bamboos 

    Canavan, S.; Kumschick, S.; Le Roux, J.J.; Richardson, D.M.; Wilson, J.R.U. (New Phytologist Trust, 2019)
    Societal Impact Statement: Non‐native species can cause considerable negative impacts in natural ecosystems. Such impacts often are directly due to the fact that these species occur in habitats where they did not evolve. ...
  • Gastropods alien to South Africa cause severe environmental harm in their global alien ranges across habitats 

    Kesner, D.; Kumschick, S. (John Wiley & Sons Ltd, 2018)
    Alien gastropods have caused extensive harm to biodiversity and socioeconomic systems like agriculture and horticulture worldwide. For conservation and management purposes, information on impacts needs to be easily ...
  • Determinants of data deficiency in the impacts of alien bird species. 

    Evans, T.; Pigot, A.; Kumschick, S.; Sekercioglu, C.H.; Blackburn, T.M. (John Wiley & Sons Ltd, 2018)
    To identify the factors that influence the availability of data on the negative impacts of alien bird species, in order to understand why more than 70% are currently classified as Data Deficient (DD) by the Environmental ...
  • More than “100 worst” alien species in Europe 

    Nentwig, W.; Bacher, S.; Kumschick, S.; Pysek, P.; Vila, M. (Springer, 2018)
    ‘‘One hundred worst’’ lists of alien species of the greatest concern proved useful for raising awareness of the risks and impacts of biological invasions amongst the general public, politicians and stakeholders. All lists ...
  • A framework for engaging stakeholders on the management of alien species 

    Novoa, A.; Shackleton, R.; Canavan, S.; Cybele, C.; Davies, S.J.; Dehnen-Schmutz, K.; Fried, J.; Gaertner, M.; Geerts, S.; Griffiths, C.L.; Kaplan, H.; Kumschick, S.; Le Maitre, D.C.; Measey, G.J.; Nunes, A.L.; Richardson, D.M.; Robinson, T.B.; Touza, J.; Wilson, J.R.U. (Elsevier Ltd., 2018)
    Alien species can have major ecological and socioeconomic impacts in their novel ranges and so effective management actions are needed. However, management can be contentious and create conflicts, especially when stakeholders ...
  • The generic impact scoring system (GISS): a standardized tool to quantify the impacts of alien species. 

    Nentwig, W.; Bacher, S.; Pysek, P.; Vila, M.; Kumschick, S. (Springer, 2016)
    Alien species can exert negative environmental and socio-economic impacts. Therefore, administrations from different sectors are trying to prevent further introductions, stop the spread of established species, and apply ...
  • Framework and guidelines for implementing the proposed IUCN Environmental Impact Classification for Alien Taxa (EICAT) 

    Hawkins, C.L.; Bacher, S.; Essl, F.; Hulme, P.E.; Jeschke, J.M.; Kuhn, I.; Kumschick, S.; Nentwig, W.; Pergl, J.; Pysek, P.; Rabitsch, W.; Richardson, D.M.; Vila, M.; Wilson, J.R.U.; Genovesi, P.; Blackburn, T.M. (John Wiley & Sons Ltd, 2015)
    Recently, Blackburn et al. (2014) developed a simple, objective and transparent method for classifying alien taxa in terms of the magnitude of their detrimental environmental impacts in recipient areas. Here, we present a ...
  • Soft touch or heavy hand? Legislative approaches for preventing invasions: insights from cacti in South Africa 

    Novoa, A.; Kaplan, H.; Kumschick, S.; Wilson, J.R.U.; Richardson, D.M. (Weeds Science Society of America, 2015)
    The rate of transportation, introduction, dissemination and spread of non-native species is increasing despite growing global awareness of the extent and impact of biological invasions. Effective policies are needed to ...
  • Comparing impacts of alien plants and animals in Europe using a standard scoring system 

    Kumschick, S.; Bacher, S.; Evans, T.; Markova, Z.; Pergl, J.; Pysek, P.; Vaes-Petignat, S.; van der Veer, G.; Villa, M.; Nentwig, W. (British Ecological Society, 2015-06)
    1. Alien species can change the recipient environment in various ways, and some of them cause considerable damage. Understanding such impacts is crucial to direct management actions. This study addresses the following ...
  • Ecological impacts of alien species: Quantification, scope, caveats, and recommendations 

    Kumschick, S.; Gaertner, M.; Vila, M.; Essl, F.; Jeschke, J.M.; Pysek, P.; Ricciardi, A.; Bacher, S.; Blackburn, T.M.; Dick, J.T.A.; Evans, T.; Hulme, P.E.; Kuhn, I.; Mrugala, A.; Pergl, J.; Rabitsch, W.; Richardson, D.M.; Sendek, A.; Winter, M. (Oxford University Press, 2015)
    Despite intensive research during the past decade on the effects of alien species, invasion science still lacks the capacity to accurately predict the impacts of those species and, therefore, to provide timely advice to ...