HMAS Sirius (O 266)

HMAS Sirius off the coast of Darwin during Exercise Kakadu. (Photo: Australia DoD)

HMAS Gascoyne (M 85)

Huon Class Mine Hunter Coastal, HMAS Gascoyne of the coast of Darwin during Exercise Kakadu. (Photo: Australia DoD)

HMAS Gascoyne (M85)

Huon Class Mine Hunter Coastal, HMAS Gascoyne of the coast of Darwin during Exercise Kakadu. (Photo: Australia DoD)

RSS Vengeance (93)

Singapore Victory Class Missile Corvette, RSS Vengeance sails in company with HMAS Melbourne during exercise Kakadu. (Photo: Australia DoD)