Surge in Asian hornet sightings threatens UK pollinators

In Jersey, UK, an alarming surge in the sightings of the Asian hornet has been reported in early April 2025. According to experts, the number of queen Asian hornets recorded has risen to 262 by April 11, marking a significant increase of over 1,000 percent from the previous year. This drastic change comes just weeks into the spring season when warmer weather typically fosters an environment for these invasive species to thrive. The queens were spotted more than two weeks earlier than usual, raising concerns among entomologists about the impact these hornets will have on local ecosystems and native pollinators. Asian hornets, which prey on honey bees and other insects, pose a substantial threat to honey bee populations, already facing numerous challenges. In France, their presence has led to the decimation of bee colonies, with scientists estimating that 2.6 to 29.2 percent of bee colonies are at risk of being wiped out annually due to hornet predation. Their ability to hunt and consume large quantities of bees—potentially killing up to 50 bees a day—exacerbates the woes of native pollinators already struggling from habitat loss and environmental changes. The hornets, scientifically known as Vespa velutina, were first observed in France around 2004 and have rapidly spread across Europe, reaching the UK in 2016. Despite efforts by the UK government to manage the population and limit their spread through nest destruction and trapping, the invasive species has successfully established itself. Experts predict the potential repercussions of this establishment could lead to further declines in bee populations, negatively affecting agricultural practices and biodiversity. The implications are profound not just for beekeepers but also for the broader ecosystem, as insects serve critical roles in pollination and pest control. With the findings from genetic analyses indicating that hornets feed on numerous insect species already under decline, the invasion poses additional complications for agricultural production and ecosystem stability. Entomologists warn that without adequate measures and public awareness, the uncontrolled proliferation of the Asian hornet in the UK could lead to serious economic impacts and a significant decrease in pollinator populations essential for food production.