MMSI 367100040 · Call sign WDC9279
Not yet on Master's MateRegistered in the United States, TORTUGA is a boat. She broadcasts as MMSI 367100040, call sign WDC9279. TORTUGA is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put TORTUGA on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.