MMSI 366984930 · Call sign WDB9908
Not yet on Master's MateCorsario, an American cruising boat, measures 18.3 metres on deck. Corsario has a 5.3 m beam and a 2.9 m draft. On AIS she appears as MMSI 366984930, call sign WDB9908. Corsario is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put Corsario on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.