MMSI 366801170 · Call sign WDA3690
Not yet on Master's MateCATNIP is a boat, listed on the the United States registry. Her papers read MMSI 366801170, call sign WDA3690. Add CATNIP to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
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 CATNIP on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.