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

Clearocean Mary

MMSI 636016403

Not yet on Master's Mate

Flag

LBR

Length

183 m

IMO

9655987

AIS reports

Clearocean Mary is a craft sailing under the Liberian flag, 183 metres long. On the registers she's MMSI 636016403, IMO 9655987. Sign Clearocean Mary up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.

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Is Clearocean Mary 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 Clearocean Mary 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 Clearocean Mary 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 Clearocean Mary and switch it all on

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About Clearocean Mary

What kind of vessel is Clearocean Mary?

Clearocean Mary is a vessel flagged to Liberia.

What is Clearocean Mary's MMSI?

Clearocean Mary's MMSI is 636016403. IMO 9655987.

How big is Clearocean Mary?

Clearocean Mary is about 183 m long.

Is Clearocean Mary on the Master's Mate Safety Initiative Network?

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