Port vessels of the Royal New Zealand Navy

Commissioned port vessels of the Royal New Zealand Navy from its formation on 1 October 1941 to the present. This includes examination and boom defence vessels, mine defence and degaussing ships and port tugs and tow boats

Boom defence vessels
In addition there were five smaller boom defence launches. These were in charge of a petty officer and therefore not truly commissioned.

Mine defence and degaussing ships
In addition another seven smaller launches functioned in mine defence and degaussing roles.