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

EXCAVATOR

MMSI 366654550 · Call sign WCM7747

Not yet on Master's Mate

Flag

USA

Call sign

WCM7747

Official No.

971204

AIS reports

Registered in the United States, EXCAVATOR is a boat. She's listed under MMSI 366654550, call sign WCM7747. EXCAVATOR belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

Free forever · No credit card

Is EXCAVATOR 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 EXCAVATOR 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 EXCAVATOR 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 EXCAVATOR and switch it all on

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About EXCAVATOR

What kind of vessel is EXCAVATOR?

EXCAVATOR is a vessel flagged to United States of America.

What is EXCAVATOR's MMSI?

EXCAVATOR's MMSI is 366654550. Call sign WCM7747.

Is EXCAVATOR on the Master's Mate Safety Initiative Network?

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