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.
Passenger (Inspected)
Wound Tight
MMSI 368083240 · Call sign WDK7318
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
15.2 m
Beam
4.9 m
Draft
1.8 m
Call sign
WDK7318
Official No.
1289432
Hull ID
EVR50412E718
AIS reports
1
On the American registry, Wound Tight is a 15.2-metre passenger craft. She has a 4.9 m beam and a draft measuring 1.8 metres. She broadcasts as MMSI 368083240, call sign WDK7318. Put Wound Tight 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 passenger & charter operators
Keep every soul aboard Wound Tight safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Wound Tight 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Wound Tight on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 Wound Tight and switch it all on
Free to join · nothing to install to start · cancel anytime
About Wound Tight
What kind of vessel is Wound Tight?
Wound Tight is a Passenger (Inspected) flagged to United States of America.
What is Wound Tight's MMSI?
Wound Tight's MMSI is 368083240. Call sign WDK7318.
How big is Wound Tight?
Wound Tight is about 15.2 m long, 4.9 m on the beam, drawing 1.8 m.
Is Wound Tight on the Master's Mate Safety Initiative Network?
Not yet. If Wound Tight is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.