Surveillance Data

Type/subtype/lineage of samples analysed at the Centre

Results show the type/subtypes/lineages of viruses received by the Centre from laboratories in each country. Data are shown for samples collected during the month indicated for which the type/subtype have been determined by antigenic and/or genetic analysis at the Centre as of 1 June 2023.

Note: Subtyping is based on analysis of the HA and in some cases is confirmed by further analysis of NA.

Sample Subtypes for April

Australasia subtype plot
South Pacific Region subtype plot

Total samples received, 1 January - 28 February 2023

AUSTRALASIA

Australia

Australia subtype plot

New Zealand

New Zealand subtype plot

SOUTH EAST ASIA

Brunei

Brunei subtype plot

Malaysia

Malaysia subtype plot

Timor-Leste

Timor-Leste subtype plot

SOUTH ASIA

India

India subtype plot

Sri Lanka

Sri Lanka subtype plot

PACIFIC

Fiji

Fiji subtype plot

Samoa

Samoa subtype plot

Solomon Islands

Solomon Islands subtype plot

Tonga

Tuvalu subtype plot

Tuvalu

Tuvalu subtype plot

To view data from previous years, please click below: