The following insignia are in use currently. The change probably took place around 2006. Any more detailed information is welcomed.
Able Marine
Working uniform
Leading Marine
Working uniform
Petty Officer
Ceremonial Dress
Chief Petty Office
Ceremonial Dress
Force Chief Petty Office
Ceremonial Dress
Midshipman
Working uniform
Acting Sub Lieutenant
Ceremonial / Mess Dress
Sub Lieutenant
Ceremonial / Mess Dress
Lieutenant
Ceremonial / Mess Dress
Senior Lieutenant
Working uniform
Lieutenant Commander
Ceremonial / Mess Dress
Commander
Ceremonial / Mess Dress
Senior Commander
Ceremonial / Mess Dress
Senior Commander
Working uniform
Captain
Ceremonial / Mess Dress
Commodore
Ceremonial / Mess Dress
Source of insignia and graphics - HERRWIGGLY