West Nile virus is a mosquito-borne flavivirus that is maintained in an enzootic cycle between mosquitoes and birds. Humans and horses are incidental dead-end hosts.
Sindbis virus is widely and continuously found in insects (the main vectors are Culex and Culiseta mosquitoes) and vertebrates in Eurasia, Africa, and Oceania. ECDC factsheet for health professionals
Tularaemia is a zoonosis (infection that could transmit from animals to humans), A range of wild and domestic animals such as hares or rodents may function as the reservoir for tularaemia, as well as ticks.
Since the beginning of the 2023 transmission season and as of 6 December 2023, EU/EEA countries have reported 707 human cases of WNV infection in Italy (336), Greece (162, of which 1 with unknown place of infection).
Since the beginning of the 2023 transmission season and as of 6 December 2023, EU/EEA countries have reported 707 human cases of WNV infection, 152 outbreaks among equids and 247 outbreaks among birds.
Since the beginning of the 2023 transmission season and as of 6 December 2023, EU/EEA countries have reported 707 human cases of WNV infection in Italy (336), Greece (162, of which 1 with unknown place of infection).
Weekly updates with the latest reports on West Nile virus cases in Europe. Interactive maps and tables updated every Friday, during the transmission season.