Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Featured species

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Latest invasive species datasheets

Alternanthera halimifolia is a pioneer species typically growing in disturbed and coastal areas. Its native range encompasses the majority of the...
Several countries have reported adverse ecological impacts after the introduction of P. fluviatilis (Froese and Pauly, 2011). One such example is in...
G. vertens is a small hydrozoan jellyfish whose type specimen was recorded in Puget Sound, Washington State, USA in 1861 (Agassiz, 1861). The natural...
The diamondback moth (DBM) is one of the most studied insect pests in the world, yet it is among the 'leaders' of the most difficult pests to...
Xylella fastidiosa has a wide plant host range and spectrum of insect species capable of serving as vectors which should increase the...
Although other snakehead species such as Channa striatus and Channa argus argus have been considered invasive, the spotted snakehead has not been...
P. clarkii is highly invasive (Hentonnen and Huner, 1999; Holdich et al., 1999; Huner, 2002a). The species has either escaped from every earthen...
Elm zigzag sawfly is considered a minor pest within its native range in East Asia, but since first arriving in Hungary and Poland in 2003 the sawfly...
I. punctatus, commonly known as the channel catfish, is a long slender fish with a native range extending from southern Canada and central USA to...
Originating in South-East Asia, C. batrachus, the walking catfish, has been introduced throughout the world for the purposes of aquaculture and as an...

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