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

Shen Hua 811

MMSI 412158000

Not yet on Master's Mate

Flag

CHN

Length

225 m

IMO

9663752

AIS reports

Shen Hua 811 is a Chinese craft — 225 metres overall. Find her under MMSI 412158000, IMO 9663752. Claim Shen Hua 811 free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card

Is Shen Hua 811 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.

Claim this boat — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Shen Hua 811 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 Shen Hua 811 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 Shen Hua 811 and switch it all on

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Claim free → unlock everything

About Shen Hua 811

What kind of vessel is Shen Hua 811?

Shen Hua 811 is a vessel flagged to China.

What is Shen Hua 811's MMSI?

Shen Hua 811's MMSI is 412158000. IMO 9663752.

How big is Shen Hua 811?

Shen Hua 811 is about 225 m long.

Is Shen Hua 811 on the Master's Mate Safety Initiative Network?

Not yet. If Shen Hua 811 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).