Report type

Immediate notification

Date of start of the event

21/12/2017

Date of confirmation of the event

25/12/2017

Report date

28/12/2017

Date submitted to OIE

29/12/2017

Reason for notification

Recurrence of a listed disease

Date of previous occurrence

07/04/2017

Manifestation of disease

Clinical disease

Causal agent

Highly pathogenic influenza A virus

Serotype

H5N6

Nature of diagnosis

Laboratory (advanced), Necropsy

This event pertains to

the whole country

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

• HONG KONG ( Hong Kong Wetland Park,Tin Shui Wai, Yuen Long )

Total animals affected

Outbreak statistics

* Removed from the susceptible population through death, destruction and/or slaughter;
** Not calculated because of missing information;

Source of the outbreak(s) or origin of infection

• Unknown or inconclusive

Epidemiological comments

An intensive surveillance system is in place for all poultry farms, poultry markets, and pet bird shops in Hong Kong. The virus was detected during disease investigation of the species. No spread of disease was evident. There are two poultry farms located within three kilometres of where the bird was found. No abnormalities or signs of avian influenza were found in the two poultry farms. The date of end of the outbreak is the same as the date the bird was found (21 Decemeber 2017).

Measures applied

• Screening
• Disinfection
• Vaccination permitted (if a vaccine exists)
• No treatment of affected animals

Measures to be applied

• No other measures

Laboratory name and type

Tai Lung Veterinary Laboratory, Agriculture, Fisheries & Conservation Department ( National laboratory )

Tests and results