Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Vessel
WOO RI HO
MMSI 440132130 · Call sign 305
Not yet on Master's MateFlag
KORLength
11 m
Beam
4 m
Call sign
305
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
29
WOO RI HO, a boat sailing under the South Korean flag, measures 11 metres on deck. She carries a beam of 4 m. Her registration reads MMSI 440132130, call sign 305. Sign WOO RI HO up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
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Is WOO RI HO your boat?
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.
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Last known position · Jun 3, 2026
Position
35.0175° N, 129.0364° E
Crossing the Sea of Japan? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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Joining the Safety Initiative Network doesn't just put WOO RI HO on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim WOO RI HO and switch it all on
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About WOO RI HO
What kind of vessel is WOO RI HO?
WOO RI HO is a vessel flagged to South Korea.
Where was WOO RI HO last seen?
WOO RI HO was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is WOO RI HO's MMSI?
WOO RI HO's MMSI is 440132130. Call sign 305.
How big is WOO RI HO?
WOO RI HO is about 11 m long, 4 m on the beam.
Is WOO RI HO on the Master's Mate Safety Initiative Network?
Not yet. If WOO RI HO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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