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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

ADVENTURER

MMSI 366639260 · Call sign WCM5286

Not yet on Master's Mate
Type
Recreational
Flag
USAUSA
Length
11 m
Beam
3.7 m
Draft
1.9 m
Call sign
WCM5286
Official No.
920000
Hull ID
MPC36142B686
AIS reports
1

ADVENTURER is an American family boat, measuring 11 metres. ADVENTURER has a 3.7-metre beam and a 1.9 m draft. On AIS she appears as MMSI 366639260, call sign WCM5286. ADVENTURER 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 recreational captains

Keep ADVENTURER 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 ADVENTURER 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 ADVENTURER 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 ADVENTURER and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About ADVENTURER

What kind of vessel is ADVENTURER?
ADVENTURER is a Recreational flagged to United States of America.
What is ADVENTURER's MMSI?
ADVENTURER's MMSI is 366639260. Call sign WCM5286.
How big is ADVENTURER?
ADVENTURER is about 11 m long, 3.7 m on the beam, drawing 1.9 m.
Is ADVENTURER on the Master's Mate Safety Initiative Network?
Not yet. If ADVENTURER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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