During the morning, Jet Aviation Business Jets Gulfstream G550 bizjet VP-BNE was noted departing Hamilton Island Airport for Brisbane.
VP-BNE had arrived into Hamo from Brisbane on Monday 1 April.
Then during the afternoon, Bollinger Shipyards Lockport LLC Gulfstream IV bizjet N1BB was noted arriving into Hamilton Island Airport from Sydney.
The sleek Gulfstream has visited a number Australian cities - including Adelaide where it is pictured above - since arriving into the country back on Saturday 23 March.
At the time of writing, N1BB appears to be staying on Hamo for at least the night.
UPDATE! N1BB departed Hamilton Island Airport for Dubbo in New South Wales late on Thursday 4 April.
Photos taken by Lloyd Fox and Tony Haynes ©