MMSI 367339770 · Call sign WDE3489
Not yet on Master's MateIsland Hopper is an American boat. She broadcasts as MMSI 367339770, call sign WDE3489. Give Island Hopper the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
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 Island Hopper on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.