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.
Towing Vessel
William Joseph
MMSI 367641670 · Call sign WDH6793
Not yet on Master's MateType
Towing Vessel
Flag
USALength
15.5 m
Beam
6.7 m
Draft
2.4 m
Call sign
WDH6793
Official No.
1222584
AIS reports
1
William Joseph flies the American flag — a 15.5-metre utility vessel. William Joseph has a beam measuring 6.7 metres and a 2.4-metre draft. She's listed under MMSI 367641670, call sign WDH6793. It's free to add William Joseph to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working boats
Built for boats that work — like William Joseph.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever William Joseph 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 boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put William Joseph on the map. It hands you the full bridge:
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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 William Joseph and switch it all on
Free to join · nothing to install to start · cancel anytime
About William Joseph
What kind of vessel is William Joseph?
William Joseph is a Towing Vessel flagged to United States of America.
What is William Joseph's MMSI?
William Joseph's MMSI is 367641670. Call sign WDH6793.
How big is William Joseph?
William Joseph is about 15.5 m long, 6.7 m on the beam, drawing 2.4 m.
Is William Joseph on the Master's Mate Safety Initiative Network?
Not yet. If William Joseph is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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