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

Wu Yi San

MMSI 566551000

Not yet on Master's Mate

Flag

SGP

Length

333 m

IMO

9629366

AIS reports

Wu Yi San, a vessel flying the Singaporean flag, measures 333 metres on deck. Her papers read MMSI 566551000, IMO 9629366. Join Wu Yi San to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

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Is Wu Yi San 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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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Wu Yi San roams, you're never out there alone.

Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.

Free with your claim

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Wu Yi San 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 Wu Yi San and switch it all on

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About Wu Yi San

What kind of vessel is Wu Yi San?

Wu Yi San is a vessel flagged to Singapore.

What is Wu Yi San's MMSI?

Wu Yi San's MMSI is 566551000. IMO 9629366.

How big is Wu Yi San?

Wu Yi San is about 333 m long.

Is Wu Yi San on the Master's Mate Safety Initiative Network?

Not yet. If Wu Yi San is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).