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.
Sailing
JOYSEA
MMSI 368228820 · Call sign WDM6848
Not yet on Master's MateType
Sailing
Flag
USALength
12 m
Beam
3 m
Draft
1.8 m
Call sign
WDM6848
Official No.
1101659
First reported
May 2026
Last reported
May 2026
AIS reports
86
JOYSEA is an ocean-going sailboat flagged in the United States, 12 metres LOA. She has a 3 m beam and a draft of 1.8 m. On the registers she's MMSI 368228820, call sign WDM6848. There's a place for JOYSEA on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard JOYSEA.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · May 10, 2026
Position
15.2878° N, 61.3777° W
Sailing the Caribbean? 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 cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put JOYSEA 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.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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.
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.
Claim JOYSEA and switch it all on
Free to join · nothing to install to start · cancel anytime
About JOYSEA
What kind of vessel is JOYSEA?
JOYSEA is a Sailing flagged to United States of America.
Where was JOYSEA last seen?
JOYSEA was last reported in the Caribbean in May 2026 on public AIS.
What is JOYSEA's MMSI?
JOYSEA's MMSI is 368228820. Call sign WDM6848.
How big is JOYSEA?
JOYSEA is about 12 m long, 3 m on the beam, drawing 1.8 m.
Is JOYSEA on the Master's Mate Safety Initiative Network?
Not yet. If JOYSEA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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