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
Watchman
MMSI 367441250 · Call sign WDF3552
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
7.8 m
Beam
2.8 m
Draft
1.4 m
Call sign
WDF3552
Official No.
591171
AIS reports
1
On the American registry, Watchman is a 7.8-metre working fishing boat. She's built with a beam measuring 2.8 metres and a 1.4-metre draft. Find her under MMSI 367441250, call sign WDF3552. Put Watchman on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for working captains
Know where the fleet is. Get Watchman home safe.
Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.
Keep the fleet in sight — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Watchman 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 working captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Watchman 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 Watchman and switch it all on
Free to join · nothing to install to start · cancel anytime
About Watchman
What kind of vessel is Watchman?
Watchman is a Commercial Fishing Vessel flagged to United States of America.
What is Watchman's MMSI?
Watchman's MMSI is 367441250. Call sign WDF3552.
How big is Watchman?
Watchman is about 7.8 m long, 2.8 m on the beam, drawing 1.4 m.
Is Watchman on the Master's Mate Safety Initiative Network?
Not yet. If Watchman is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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