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.
Pilot
PATUXENT
MMSI 366893270 · Call sign WDB3971
Not yet on Master's MateType
Pilot
Flag
USALength
18 m
Beam
6 m
Draft
2.7 m
Call sign
WDB3971
IMO
8434336
Official No.
1140322
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
24
Out of the United States, PATUXENT is an 18-metre workboat. PATUXENT has 6 metres in the beam and a 2.7 m draft. On AIS she shows as MMSI 366893270, call sign WDB3971, IMO 8434336. Give PATUXENT the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for working boats
Built for boats that work — like PATUXENT.
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
Last known position · Jun 3, 2026
Position
36.9559° N, 76.0138° W
Working Chesapeake Bay? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put PATUXENT 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 PATUXENT and switch it all on
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About PATUXENT
What kind of vessel is PATUXENT?
PATUXENT is a Pilot flagged to United States of America.
Where was PATUXENT last seen?
PATUXENT was last reported in Chesapeake Bay in Jun 2026 on public AIS.
What is PATUXENT's MMSI?
PATUXENT's MMSI is 366893270. Call sign WDB3971. IMO 8434336.
How big is PATUXENT?
PATUXENT is about 18 m long, 6 m on the beam, drawing 2.7 m.
Is PATUXENT on the Master's Mate Safety Initiative Network?
Not yet. If PATUXENT is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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