Commissioned into the Royal New Zealand Navy on 12 August 1941,
Moa was the first of
two vessels with this name to serve in the RNZN and was named after a
native bird from
New Zealand. On 29 January 1943, in concert with her sister ship ,
Moa helped to ram and wreck the . At the time
Moa was under the command of Lieutenant Commander
Peter Phipps, later to become a vice admiral. On 7 April 1943
Moa was refuelling from the at
Tulagi Harbor when Japanese aircraft attacked.
Moa sustained two near misses and two direct hits from bombs, one that passed through the ship before exploding in the water abeam to starboard,
Moa sank bow-first within about four minutes. At some point in the interim following the sinking of the submarine
I-1 and her own sinking, the
Moa crew had acquired and mounted a
20 mm Oerlikon anti-aircraft gun on her very bow, with which the crew used against their attackers before they sank. This 20mm gun could still be seen on her wreck in 2002. ==Postscript==