Recent Submissions

  • 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. ...
  • Emerging infectious diseases and biological invasions: a call for a One Health collaboration in science and management 

    Ogden, N.H.; Wilson, J.R.U.; Richardson, D.M.; Hui, C.; Davies, S.J.; Kumschick, S.; Le Roux, J.J.; Measey, J.; Saul, W.-C.; Pulliam, J.R.C. (The Royal Society Publishing, 2019)
    The study and management of emerging infectious diseases (EIDs) and of biological invasions both address the ecology of human-associated biological phenomena in a rapidly changing world. However, the two fields work mostly ...
  • Global environmental and socio-economic impacts of selected alien grasses as a basis for ranking threats to South Africa 

    Nkuna, K.V.; Visser, V.; Wilson, J.R.U.; Kumschick, S. (Creative Commons CC-BY 4.0, 2018)
    Decisions to allocate management resources should be underpinned by estimates of the impacts of biological invasions that are comparable across species and locations. For the same reason, it is important to assess what ...
  • 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 ...
  • The relevance of using various scoring schemes revealed by an impact assessment of feral mammals 

    Hagen, B.L.; Kumschick, S. (Pensoft, 2018)
    Impact scoring schemes are useful for identifying to what extent alien species cause damage. Quantifying the similarity and differences between impact scoring schemes can help determine how to optimally use these tools for ...
  • Identifying the factors that determine the severity and type of alien bird impacts 

    Evans, T.; Kumschick, S.; Sekercioglu, C.H.; Blackburn, T.M. (John Wiley & Sons Ltd, 2018)
    Aim: To identify traits related to the severity and type of environmental impacts generated by alien bird species, in order to improve our ability to predict which species may have the most damaging impacts. Location: ...
  • 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 ...
  • Socio-economic impact classification of alien taxa (SEICAT) 

    Bacher, S.; Blackburn, T.M.; Essl, F.; Genovesi, P.; Heikkilä, J.; Jeschke, J.M.; Jones, G.; Keller, R.; Kenis, M.; Kueffer, C.; Martinou, A.F.; Nentwig, W.; Pergl, J.; Pyšek, P.; Rabitsch, W.; Richardson, D.M.; Roy, H.E.; Saul, W.-C.; Scalera, R.; Vilà, M.; Wilson, J.R.U.; Kumschick, S. (British Ecological Society, 2018)
    1. Many alien taxa are known to cause socio-economic impacts by affecting the different constituents of human well-being (security; material and non-material assets; health; social, spiritual and cultural relations; freedom ...
  • A vision for global monitoring of biological invasions 

    Latombe, G.; Pyšek, P.; Jeschke, J.M.; Blackburn, T.M.; Bacher, W.; Capinha, C.; Costello, C.; Fernández, M.; Gregory, R.D.; Hobern, D.; Hui, C.; Jetz, W.; Kumschick, S.; McGrannachan, C.; Pergl, J.; Roy, H.E.; Scalera, R.; Squires, Z.E.; Wilson, J.R.U.; Winter, M.; Genovesi, P.; McGeoch, M.A. (Elsevier Ltd., 2017)
    Managing biological invasions relies on good global coverage of species distributions. Accurate information on alien species distributions, obtained from international policy and cross-border co-operation, is required to ...
  • How repeatable is the Environmental Impact Classification of Alien Taxa (EICAT)? Comparing independent global impact assessments of amphibians 

    Kumschick, S.; Measey, G.J.; Vimercati, G.; de Villiers, F.A.; Mokhatla, M.M.; Davies, S.J.; Thorp, C.J.; Rebelo, A.D.; Blackburn, T.M.; Kraus, F. (John Wiley & Sons Ltd., 2017)
    The magnitude of impacts some alien species cause to native environments makes them targets for regulation and management. However, which species to target is not always clear, and comparisons of a wide variety of impacts ...
  • Promise and challenges of risk assessment as an approach for preventing the arrival of harmful alien species 

    Keller, R.P.; Kumschick, S. (AOSIS, 2017)
    Background: Harmful alien species impose a growing environmental, economic and human well-being burden around the globe. A promising way to reduce the arrival of new species that may become harmful is to utilise pre-border ...
  • Grasses as invasive plants in South Africa revisited: patterns, pathways and management 

    Visser, V.; Wilson, J.R.U.; Canavan, K.; Canavan, S.; Fisher, L.; Le Maitre, D.; Nanni, I.; Mashau, C.; O'Connor, T.G.; Ivey, P.; Kumschick, S.; Richardson, D.M. (AOSIS, 2017)
    Background: In many countries around the world, the most damaging invasive plant species are grasses. However, the status of grass invasions in South Africa has not been documented recently. Objectives: To update Sue ...
  • Impact assessment with different scoring tools; How well do alien amphibian assessments match? 

    Kumschick, S.; Vimercati, G.; de Villiers, F.A.; Mokhatla, M.M.; Davies, S.J.; Thorp, C.J.; Rebelo, A.D.; Measey, G.J. (Pensoft Publishers, 2017)
    Classification of alien species’ impacts can aid policy making through evidence based listing and management recommendations. We highlight differences and a number of potential difficulties with two scoring tools, the ...
  • A global assessment of alien amphibian impacts in a formal framework 

    Measey, G.J.; Vimercati, G.; de Villiers, F.A.; Mokhatla, M.; Davies, S.J.; Thorp, C.J.; Rebelo, A.D.; Kumschick, S. (John Wiley & Sons Ltd, 2016)
    Aims The environmental and socio-economic impacts of alien species need to be quantified in a way that makes impacts comparable. This allows managers to prioritize their control or removal based on impact scores that can ...
  • Application of the Environmental Impact Classification for Alien Taxa (EICAT) to a global assessment of alien bird impacts 

    Evans, T.; Kumschick, S.; Blackburn, T.M. (John Wiley & Sons Ltd, 2016)
    Aim To apply the recently published EICAT protocol to an assessment of the magnitude of environmental impacts of alien bird species established worldwide. Location Global. Methods A review of published literature and ...
  • Native range size and growth form in Cactaceae predict invasiveness and impact 

    Novoa, A.; Kumschick, S.; Richardson, D.M.; Rouget, M.; Wilson, J.R.U. (Pensoft, 2016)
    Many recent studies in invasion science have identified species traits that determine either invasiveness or impact. Such analyses underpin risk assessments and attempts to prioritise management actions. However, the ...
  • 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 ...

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