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.
Offshore Supply Vessel
Great White
MMSI 367682410 · Call sign WDI2852
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
42.4 m
Beam
30.5 m
Draft
4 m
Call sign
WDI2852
IMO
9750646
Official No.
1255151
AIS reports
1
Great White is a harbour workboat hailing from the United States, 42.4 metres long. She has a beam measuring 30.5 metres and a draft of 4 m. Look for MMSI 367682410, call sign WDI2852, IMO 9750646. Put Great White 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 working boats
Built for boats that work — like Great White.
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
Wherever Great White 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Great White 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 Great White and switch it all on
Free to join · nothing to install to start · cancel anytime
About Great White
What kind of vessel is Great White?
Great White is a Offshore Supply Vessel flagged to United States of America.
What is Great White's MMSI?
Great White's MMSI is 367682410. Call sign WDI2852. IMO 9750646.
How big is Great White?
Great White is about 42.4 m long, 30.5 m on the beam, drawing 4 m.
Is Great White on the Master's Mate Safety Initiative Network?
Not yet. If Great White is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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