U.S. Official No. 1179770
Not yet on Master's MateOn the American registry, TWO BY SEA is an 11.1-metre recreational vessel. She has a beam of 3.6 m and a draft of 1.7 m. Officially she's U.S. official number 1179770. The Master's Mate Safety Initiative Network welcomes TWO BY SEA — free to join, cruiser-run, and always on watch.
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 TWO BY SEA on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.