MMSI 367567310 · Call sign WDG7440
Not yet on Master's MateShamrock is an American private vessel — 11.1 metres overall. She has a beam measuring 3.5 metres and a draft of 2.3 m. Officially she's MMSI 367567310, call sign WDG7440. Sign Shamrock up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
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 Shamrock on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.