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.
Tank Barge
Double Skin 306
MMSI 369183000 · Call sign WDJ2232
Not yet on Master's MateType
Tank Barge
Flag
USALength
93.9 m
Beam
16.5 m
Draft
4.9 m
Call sign
WDJ2232
Official No.
525673
AIS reports
2
Double Skin 306 is an American tank ship, 93.9 metres long. Her hull carries 16.5 metres in the beam and a draft of 4.9 m. On AIS she shows as MMSI 369183000, call sign WDJ2232. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — Double Skin 306 included.
Free forever · No credit card · for commercial operators
Eyes on Double Skin 306, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Double Skin 306 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Double Skin 306 on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 Double Skin 306 and switch it all on
Free to join · nothing to install to start · cancel anytime
About Double Skin 306
What kind of vessel is Double Skin 306?
Double Skin 306 is a Tank Barge flagged to United States of America.
What is Double Skin 306's MMSI?
Double Skin 306's MMSI is 369183000. Call sign WDJ2232.
How big is Double Skin 306?
Double Skin 306 is about 93.9 m long, 16.5 m on the beam, drawing 4.9 m.
Is Double Skin 306 on the Master's Mate Safety Initiative Network?
Not yet. If Double Skin 306 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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