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
S/Y CAVU
MMSI 368330950 · Call sign WDN9861
Not yet on Master's MateType
Recreational
Flag
USALength
12 m
Beam
6.7 m
Draft
3.2 m
Call sign
WDN9861
Official No.
1334695
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
21
S/Y CAVU, a recreational boat listed on the the United States registry, measures 12 metres on deck. S/Y CAVU has a 6.7-metre beam and a 3.2 m draft. She broadcasts as MMSI 368330950, call sign WDN9861. Claim S/Y CAVU free and let the Master's Mate Safety Initiative Network keep an eye on her, on the water or off.
Free forever · No credit card · for recreational captains
Keep S/Y CAVU 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
Last known position · Jun 3, 2026
Position
12.0018° N, 61.7649° W
Cruising 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put S/Y CAVU 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 S/Y CAVU and switch it all on
Free to join · nothing to install to start · cancel anytime
About S/Y CAVU
What kind of vessel is S/Y CAVU?
S/Y CAVU is a Recreational flagged to United States of America.
Where was S/Y CAVU last seen?
S/Y CAVU was last reported in the Caribbean in Jun 2026 on public AIS.
What is S/Y CAVU's MMSI?
S/Y CAVU's MMSI is 368330950. Call sign WDN9861.
How big is S/Y CAVU?
S/Y CAVU is about 12 m long, 6.7 m on the beam, drawing 3.2 m.
Is S/Y CAVU on the Master's Mate Safety Initiative Network?
Not yet. If S/Y CAVU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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