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.
Unclassified
Sergeant
MMSI 368102680 · Call sign WDK9335
Not yet on Master's MateType
Unclassified
Flag
USALength
14.3 m
Beam
5.2 m
Draft
2 m
Call sign
WDK9335
Official No.
1293044
Hull ID
WESS4609L516
AIS reports
1
On the American registry, Sergeant is a 14.3-metre craft. She's built with a 5.2 m beam and a 2 m draft. Her registration reads MMSI 368102680, call sign WDK9335. Sergeant can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card
Is Sergeant your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Sergeant 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Sergeant 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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Sergeant and switch it all on
Free to join · nothing to install to start · cancel anytime
About Sergeant
What kind of vessel is Sergeant?
Sergeant is a Unclassified flagged to United States of America.
What is Sergeant's MMSI?
Sergeant's MMSI is 368102680. Call sign WDK9335.
How big is Sergeant?
Sergeant is about 14.3 m long, 5.2 m on the beam, drawing 2 m.
Is Sergeant on the Master's Mate Safety Initiative Network?
Not yet. If Sergeant is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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