This notification just came through the Down Under Rally FB group.

Update regarding Rhinoceros Beetle infestation at Port-Havannah, Efate, Vanuatu State of Emergency,
We just been informed by Vanuatu BIOSECURITY that as of 1st September 2019 Havanna Harbour Vanuatu is closed and that any vessel remaining after 10:00AM on the 2nd September will be impounded and not permitted to leave.
It is expected that this state will remain for at least two months. For information about why go to: https://www.abc.net.au/radio-australia/programs/pacificbeat/vanuatu-coco...

Rhinoceros Beetle infestation at Port-Havannah, Efate, Vanuatu State of Emergency