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)
Twisted Sea
MMSI 368255670 · Call sign WDM9757
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
9.4 m
Beam
3.2 m
Draft
1.8 m
Call sign
WDM9757
Official No.
1324154
Hull ID
CNX31200C222
AIS reports
1
On the American registry, Twisted Sea is a 9.4-metre excursion vessel. Twisted Sea has a 3.2 m beam and a 1.8-metre draft. Find her under MMSI 368255670, call sign WDM9757. The Master's Mate Safety Initiative Network welcomes Twisted Sea — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Twisted Sea 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 Twisted Sea 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 Twisted Sea 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 Twisted Sea and switch it all on
Free to join · nothing to install to start · cancel anytime
About Twisted Sea
What kind of vessel is Twisted Sea?
Twisted Sea is a Passenger (Inspected) flagged to United States of America.
What is Twisted Sea's MMSI?
Twisted Sea's MMSI is 368255670. Call sign WDM9757.
How big is Twisted Sea?
Twisted Sea is about 9.4 m long, 3.2 m on the beam, drawing 1.8 m.
Is Twisted Sea on the Master's Mate Safety Initiative Network?
Not yet. If Twisted Sea 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.