High-risk pests caught at New Zealand’s border

  • There were 11 interceptions containing mosquitoes of overseas origin in 2019.
  • 19 types of high-risk mosquito species of public health concern were caught between 2010–2019. Culex quinquefasciatus, Aedes aegypti and Aedes vexans were the most commonly identified species.
  • 39.5% of all interceptions of overseas origin originated from the Pacific region between 2010–2019. Australia was the most common country of origin.
  • 35.2% of mosquito interceptions of overseas origin were discovered among ‘other cargo’ (eg, household goods, shipping containers—contents not specified) between 2010–2019.


Read more or download the factsheet.