MMSI 367660450 · Call sign WDH8683
Not yet on Master's MateAdunco flies the American flag — a boat. She broadcasts as MMSI 367660450, call sign WDH8683. Adunco 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 Adunco on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.