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West Nile virus infection

2020 transmission season

During the West Nile virus infection transmission season from June to November, ECDC publishes weekly updates each Friday.

See the weekly updates

Zoonoses in 2018

West Nile virus and STEC infections were reported at unusually high levels, according to the latest ECDC-EFSA annual report on zoonoses

Find out more

Latest updates

Data

West Nile virus in Europe in 2020 - infections among humans and outbreaks among equids and/or birds, updated 28 August 2020

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Publication

Communicable disease threats report, 16-22 August 2020, week 34

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Data

West Nile virus in Europe in 2020 - human cases, updated 20 August 2020

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Data

West Nile virus in Europe in 2020 - infections among humans and outbreaks among equids and/or birds, updated 20 August 2020

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Publication

Communicable disease threats report, 26 July - 1 August 2020, week 31

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Publication

Communicable disease threats report, 19-25 July 2020, week 30

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Communicable disease threats report, 12-18 July 2020, week 29

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Publication

Communicable disease threats report, 5-11 July 2020, week 28

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News

Epidemiological update: West Nile fever in Europe - Number of infections so far exceeds the total number in the previous five years

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News

Unusual early start of the West Nile fever season and rise in cases: ECDC assessment

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News

West Nile fever monitoring: First cases reported in EU for 2018 season

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News

Start of West Nile fever seasonal monitoring 2018

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Apr 2014

Event

World Health Day - Vector-borne diseases

7 Apr 2014

Data

West Nile virus in Europe in 2020 - human cases, updated 20 August 2020

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Data

West Nile virus in Europe in 2020 - infections among humans and outbreaks among equids and/or birds, updated 20 August 2020

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Data

West Nile virus in Europe in 2020 - human cases compared to previous seasons, updated 20 August 2020

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Data

West Nile virus in Europe in 2020 - outbreaks among equids and/or birds, updated 20 August 2020

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Threats and outbreaks

Surveillance and disease data

Prevention and control

The best protection against mosquito-borne diseases is preventing mosquito bites. Control measures include strengthening mosquito surveillance in areas in Europe at risk of importation of mosquitoes and virus transmission.

Facts

Related diseases

Disease / public health area

Rift Valley fever

Disease / public health area

Sindbis fever

Disease / public health area

Yellow fever

Disease / public health area

Zika virus disease

Disease programmes and networks

Emerging and Vector-borne Diseases Programme

European network for sharing data on the geographic distribution of arthropod vectors, transmitting human and animal disease agents (VectorNet)

Peer-reviewed publications

Peer-Reviewed Publication

West Nile Virus Circulation in Mosquitoes in Greece (2010-2013)

May 2016

Peer-Reviewed Publication

From global to local: Vector-borne disease in an interconnected world

Aug 2014

Peer-Reviewed Publication

A review of the vector management methods to prevent and control outbreaks of West Nile virus infection and the challenge for Europe

Jul 2014

Peer-Reviewed Publication

Environmental predictors of West Nile fever risk in Europe

Jul 2014