Source link : https://jpc.news/2024/12/13/ecology/article13538/
Swift Action to Curb the Spread of Invasive Hornet in the UK
Recent research reveals that prompt measures against a non-native hornet, known for its deadly impact on bees, have effectively curtailed its proliferation across the United Kingdom. Conducted by the UK Centre for Ecology and Hydrology (UKCEH), this study examined the potential habitats within Europe favorable for the yellow-legged or Asian hornet and assessed how its expansion could have progressed without swift intervention.
The Threat Posed by Asian Hornets
The Asian hornet first made landfall in France approximately two decades ago when it arrived via a shipment of ceramics from China. This invasive species has quickly extended its range throughout Europe, posing a significant threat to local bee populations—capable of slaughtering up to 50 bees daily—and severely undermining honey production in countries such as France and Italy.
Since making its initial appearance in Britain in 2016, there have been consistent reports of sightings—44 confirmed instances alone this year, predominantly located in Kent and East Sussex.
Effective Response Measures
Thanks to rapid response protocols implemented by the National Bee Unit upon receiving alerts about this invasive species—which preys on honeybees and other crucial pollinators—the authorities swiftly neutralize both individual hornets and their nests.
A newly published study funded by the EU, appearing in the Journal of Applied Ecology, indicates that various European nations—including France, Spain, Portugal, Italy, Belgium, Netherlands, Denmark, Germany—and even parts of Ireland exhibit characteristics conducive to establishing yellow-legged hornets. By December 2023 alone, these pests had already formed colonies across several regions including Switzerland and Jersey.
Preventing Wider Infestation
The analysis highlighted a troubling scenario: without corrective action taken against them prior to 2020—the Asian hornet could potentially have established itself over an extensive area exceeding 1,680 square kilometers (or roughly 650 square miles) within the UK. Projections suggest that if unchecked by 2026—a full decade after first being spotted in Britain—the insect could occupy an alarming portion—between 44% to 66%—of regions where environmental conditions are favorable for their survival.
Despite sporadic sightings occurring since their introduction into British territory nearly seven years ago—and particularly during this past year—all nests reported have been promptly destroyed. This suggests that vigilant monitoring coupled with eradication efforts has been key in thwarting any wider distribution of these insects throughout England.
Lead researcher Dr. Richard Hassall from UKCEH remarked on these findings: “Thus far there is no evidence indicating any major spread within British borders… Our projections also illustrate that while some European nations like Germany and The Netherlands see recent establishment efforts from these pests… ongoing initiatives appear effective at curbing their advancement.”
Collective Efforts Making an Impact
Professor Helen Roy from both UKCEH and Exeter University expressed gratitude toward all individuals who contribute towards tracking these invasive creatures: “Reports gathered through community initiatives such as our dedicated Asian Hornet Watch app demonstrate amazing teamwork.” She underscored how detrimental it would be should aggressive yellow-legged hornets take hold among local ecosystems; invoking predictions concerning negative implications not only upon managed bee populations but also native fauna reliant upon same resources offered through pollination networks vital for ecosystem health overall.
As more concerned citizens join forces with official agencies utilizing technology-driven observation tools or citizen science platforms alike—we move closer towards safeguarding our natural wildlife not only locally but throughout continental landscapes too!
The post Swift Measures Stop the Advance of Bee-Killing Hornets, New Study Reveals first appeared on JPC News.
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Author : Jean-Pierre CHALLOT
Publish date : 2024-12-13 21:22:43
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