A shallow 5.6-magnitude earthquake has struck near the Solomon Islands, but there was no immediate tsunami warning or reports of damage.
The US Geological Survey said the quake was measured at a depth of about 10 kilometres and struck 160 kilometres southeast of the town of Gizo in the early hours of this morning.
A moderate 5.4-magnitude earthquake also struck Vanuatu this morning.
Its epicentre was located 98 kilometres south-southwest of the capital Port-Vila.
The quake struck at a depth of 15 kilometres.