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.

Passenger (Inspected)

TAILS OF THE SEA

MMSI 367399270 · Call sign WCY9631

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

27.8 m

Beam

7.6 m

Draft

2.8 m

Call sign

WCY9631

Official No.

1000077

AIS reports

On the American registry, TAILS OF THE SEA is a 27.8-metre passenger craft. Her hull carries 7.6 metres in the beam and a draft measuring 2.8 metres. She's on record as MMSI 367399270, call sign WCY9631. Claim TAILS OF THE SEA free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard TAILS OF THE SEA safe.

Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.

Switch on the safety stack — free →

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

Wherever TAILS OF THE SEA 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 · for passenger & charter operators

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

Joining the Safety Initiative Network doesn't just put TAILS OF THE SEA on the map. It hands you the full bridge:

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Live AIS & Traffic

See every vessel around you in real time. Closest-approach warnings before they matter.

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim TAILS OF THE SEA and switch it all on

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About TAILS OF THE SEA

What kind of vessel is TAILS OF THE SEA?

TAILS OF THE SEA is a Passenger (Inspected) flagged to United States of America.

What is TAILS OF THE SEA's MMSI?

TAILS OF THE SEA's MMSI is 367399270. Call sign WCY9631.

How big is TAILS OF THE SEA?

TAILS OF THE SEA is about 27.8 m long, 7.6 m on the beam, drawing 2.8 m.

Is TAILS OF THE SEA on the Master's Mate Safety Initiative Network?

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