MMSI 512005663 · Call sign ZMG3289
Not yet on Master's MateTOIA is a New Zealand 23-metre tugboat. She's built with 10 metres in the beam and a 4.5 m draft. Officially she's MMSI 512005663, call sign ZMG3289, IMO 9777149. Working vessels like TOIA are never truly alone on the Master's Mate Safety Initiative Network — free, with a fleet on watch.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put TOIA on the map. It hands you the full bridge:
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