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
Whiskey Business
MMSI 368208790 · Call sign WDM4687
Not yet on Master's MateType
Recreational
Flag
USALength
11 m
Beam
3 m
Draft
1.8 m
Call sign
WDM4687
Official No.
1308474
Hull ID
BLK00043H021
AIS reports
1
Whiskey Business, a family boat sailing under the American flag, measures 11 metres on deck. She's built with a beam measuring 3 metres and a 1.8-metre draft. On AIS she shows as MMSI 368208790, call sign WDM4687. Claim Whiskey Business 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 Whiskey Business 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 Whiskey Business 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 Whiskey Business 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 Whiskey Business and switch it all on
Free to join · nothing to install to start · cancel anytime
About Whiskey Business
What kind of vessel is Whiskey Business?
Whiskey Business is a Recreational flagged to United States of America.
What is Whiskey Business's MMSI?
Whiskey Business's MMSI is 368208790. Call sign WDM4687.
How big is Whiskey Business?
Whiskey Business is about 11 m long, 3 m on the beam, drawing 1.8 m.
Is Whiskey Business on the Master's Mate Safety Initiative Network?
Not yet. If Whiskey Business is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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