Are Mosquitoes A Problem in Portugal?
Mosquitoes are a part of life in Portugal, especially during the warmer months, and many people—particularly those living near still water—notice an increase in bites in summer. Traditionally, mosquitoes have been more of a nuisance than a genuine public health concern. However, recent monitoring by the health authorities shows that one invasive species, the Aedes albopictus mosquito (often called the “tiger mosquito”), is slowly expanding its range within Portugal. Important 2025 Update According to the Directorate-General of Health (DGS), the …