A memorial service has been held in Cairns for the crew of No. 11 Squadron Catalina A24-50 who perished on a mission 78 years ago.
Some families go fishing together, but one Air Force father-and-son duo hunt submarines.
Partnerships are critical to the success and sustainment of the P-8A Poseidon platform.
With aerobatics displays, band performances and a visit by HMAS Hobart, more than 260 Defence personnel took part in the Royal Hobart Regatta.
Australian and Indian Poseidon aircraft worked together for the first time during AUSINDEX.