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

CASSANDRA

MMSI 366580050 · Call sign WCF7755

Not yet on Master's Mate

Flag

USA

Call sign

WCF7755

Official No.

FL0345AT

AIS reports

CASSANDRA is an American boat. On the registers she's MMSI 366580050, call sign WCF7755. It's free to add CASSANDRA to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.

Free forever · No credit card

Is CASSANDRA 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 CASSANDRA 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 CASSANDRA 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 CASSANDRA and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About CASSANDRA

What kind of vessel is CASSANDRA?

CASSANDRA is a vessel flagged to United States of America.

What is CASSANDRA's MMSI?

CASSANDRA's MMSI is 366580050. Call sign WCF7755.

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

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