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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.
Commercial Fishing Vessel

CASTAWAY

MMSI 366439780 · Call sign WYP3244

Not yet on Master's Mate
Type
Commercial Fishing Vessel
Flag
USAUSA
Length
15.3 m
Beam
4.9 m
Draft
2.3 m
Call sign
WYP3244
IMO
1022524
Official No.
555318
AIS reports
1

CASTAWAY is an American commercial trawler, 15.3 metres in length. She's built with a 4.9 m beam and a 2.3 m draft. She broadcasts as MMSI 366439780, call sign WYP3244, IMO 1022524. CASTAWAY belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

Free forever · No credit card · for working captains

Know where the fleet is. Get CASTAWAY home safe.

Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.

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

Wherever CASTAWAY roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put CASTAWAY on the map. It hands you the full bridge:

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.
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.
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 CASTAWAY and switch it all on
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About CASTAWAY

What kind of vessel is CASTAWAY?
CASTAWAY is a Commercial Fishing Vessel flagged to United States of America.
What is CASTAWAY's MMSI?
CASTAWAY's MMSI is 366439780. Call sign WYP3244. IMO 1022524.
How big is CASTAWAY?
CASTAWAY is about 15.3 m long, 4.9 m on the beam, drawing 2.3 m.
Is CASTAWAY on the Master's Mate Safety Initiative Network?
Not yet. If CASTAWAY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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