Invasives Most Read 2019

As 2019 draws to a close, we have crunched the numbers and pulled together the year’s most read articles. Plus some firm favourites. Fall armyworm continues to be a popular topic for our readers and this year, blogs on biocontrol efforts to control the invasive caterpillar make the top 20. CABI’s Pest Risk Analysis tool…
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Invading Ireland: the coypu

Coypu on a riverbank
By Dr Colin Lawton, National University of Ireland Galway One of the greatest threats to biodiversity is the invasion of alien species into an ecosystem.  These can occur through natural migrations as a result of recent habitat or climate change, or species can be introduced by human activities, both accidentally or deliberately.  Invasions are occurring…
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Giant Rodent Invasion: The Coypu

Myocastor coypus (Coypu), swimming in Japan (By Alpsdake via Wikimedia Commons)
Listed as among the Top 100 of the world’s worst invasive species, the coypu (also known as nutria) can cause severe damage to the environment in countries where it is an introduced species. Largely introduced as stock for fur farms and for private ownership, it has spread from its native range in South America to…
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