Number of the listed 'worst' terrestrial and freshwater invasive alien species threatening biodiversity in Europe

Figure expired Created 12 Nov 2009 Published 12 Nov 2009 Last modified 26 Aug 2017
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The numbers on the map indicate how many species from the list are present in each country. Of the list of 163 'worst' invasive alien species', 34 are present in Portugal.

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Geographical coverage also include Ouzbekistan, Turkmenistan, Kyrgyzstan and Tajikistan.

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