Circumventing regulatory safeguards: Laricobius spp. and biocontrol of the hemlock woolly adelgid

Biological control entails introducing non‐native natural enemies to control weeds and pests. Instances of poorly regulated biocontrol have had harmful consequences leading to significant efforts to improve risk assessment of agents before release. Laricobius naganoensis (Coleoptera: Derodontidae) was inadvertently imported to eastern North America with Laricobius osakensis , introduced from Japan to control the hemlock woolly adelgid Adelges...