Mosquito that transmits dengue and yellow fever expands its presence to 28 municipalities in the country in 2025
In total, 44,123 mosquitoes from 22 species and 48,503 eggs of invasive species were identified.

Latest news and stories about invasive species in Portugal for expats and residents.
In total, 44,123 mosquitoes from 22 species and 48,503 eggs of invasive species were identified.

Project seeks to prevent high-risk areas and combat the formation of nests.

The presence of the Asian hornet, known as Vespa velutina, has recently been confirmed in the Algarve, prompting a public alert from the municipal council of Portimão. “At this time The post Asian hornet nests detected in Algarve appeared first on Portugal Resident.

Since 2015, more than 216,000 nests have been recorded, with 95% eliminated. The invasive species has reached the Baixo Alentejo and Algarve regions, but it remains most common in the north.

The Japanese carpet-shell clam is an invasive non-native species, and its possession and sale require a control plan to be in place.

The measures are intended to protect the resource and consumers.
