Aliens versus predators: How five species are helping to tackle environmental threats

Techniques involving the deployment of specialist natural enemies including mites, bugs and fungi are being piloted in the UK in a bid to halt invasive species’ attempts to override native habitats. James Agyepong-Parsons reports from the frontline

Aculus crassulae eriophyid mites on bud of the Australian swamp stonecrop

Aculus crassulae: can the feisty eriophyid mite take on aquatic weed the Australian swamp stonecrop?

Invasive species cost the UK economy £1.8bn every year, according to government figures. Experts believe the UK is home to around 2,000 non-native species, with about 10-15% of these deemed invasive – a pest that does not have a natural predator to keep its numbers in check.

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