Refugee advocates say 13 more refugees have been flown from Papua New Guinea to be resettled in the United States.
Ian Rintoul from The Refugee Action Coalition says 21 refugees have boarded flights bound for the US.
Refugee advocates have dismissed claims by the Immigration Minister that a protest at Christmas Island detention centre is under control.
The Australian Border Force confirmed on Thursday that 18 detainees have tested positive for the virus - up from six two days earlier.
A group of 21 refugees, including an Iranian woman, have reportedly left Nauru to be resettled in the US.
EXCLUSIVE: A group of about 22 refugees flies from Nauru to Los Angeles under the controversial Australian-US refugee deal, which has so far resettled about 100 refugees from Manus Island and Nauru.
Police on Manus Island say a refugee has died after jumping from a moving bus.
SBS World News Radio: The Refugee Action Coalition alleges two detainees from Australia's offshore processing centre in Papua New Guinea were assaulted by local police on New Year's Eve.
An Iraqi detained on Manus Island and in Port Moresby has swallowed razor blades after months of what advocates describe as inadequate medical care.
Last minute efforts are underway on Nauru to get all families and children out of the mouldy tents of the camp's family compound before the Pacific Island Forum gets underway on 1 September.
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