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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.
Recreational

SHERATAN

MMSI 366801040 · Call sign WTZ3364

Not yet on Master's Mate
Type
Recreational
Flag
USAUSA
Length
12.4 m
Beam
3.6 m
Draft
2.2 m
Call sign
WTZ3364
Official No.
586630
AIS reports
1

SHERATAN is a pleasure boat registered in the United States, 12.4 metres on deck. Below, she has a 3.6 m beam and a draft measuring 2.2 metres. On the registers she's MMSI 366801040, call sign WTZ3364. Bring SHERATAN aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.

Free forever · No credit card · for recreational captains

Keep SHERATAN looked after — even when you’re not aboard.

Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.

Look after her — claim free →

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

Wherever SHERATAN 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 recreational captains

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

Joining the Safety Initiative Network doesn't just put SHERATAN 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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 SHERATAN and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About SHERATAN

What kind of vessel is SHERATAN?
SHERATAN is a Recreational flagged to United States of America.
What is SHERATAN's MMSI?
SHERATAN's MMSI is 366801040. Call sign WTZ3364.
How big is SHERATAN?
SHERATAN is about 12.4 m long, 3.6 m on the beam, drawing 2.2 m.
Is SHERATAN on the Master's Mate Safety Initiative Network?
Not yet. If SHERATAN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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