Australian 9th Sqn will be equipped with MQ4C Tritons, complementing Air Force’s P-8A Poseidon.

9 Squadron will reform in 92 Wing Surveillance and Response Group. The headquarters will be located at RAAF Base Edinburgh and most Triton operations will occur from RAAF Base Tindal.

Triton will form part of Australia's maritime intelligence, surveillance and reconnaissance capability, complementing Air Force's P-8A Poseidon.

https://www.defence.gov.au/news-events/news/2023-06-11/squadron-reforms-after-decades