Definition of Alien species

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Alien species Definition from Science & Technology Dictionaries & Glossaries
Bioglossary
Description: A species occurring in an area outside of its historically known natural range as a result of intentional or accidental dispersal by human activities. (Also known as an exotic or introduced species.)
Source: Global Biodiversity Assessment GBA
© European Communities, 1995-2004
Alien species Definition from Encyclopedia Dictionaries & Glossaries
Wikipedia English - The Free Encyclopedia
An introduced, neozoon, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental.

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