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
Grand Isle
MMSI 367036940 · Call sign WDJ2664
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
21.8 m
Beam
9.8 m
Draft
2.1 m
Call sign
WDJ2664
Official No.
596735
AIS reports
2
Grand Isle is an American 21.8-metre utility vessel. She carries a 9.8 m beam and a 2.1-metre draft. Her registration reads MMSI 367036940, call sign WDJ2664. Grand Isle belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for working boats
Built for boats that work — like Grand Isle.
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 Grand Isle 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 Grand Isle 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 Grand Isle and switch it all on
Free to join · nothing to install to start · cancel anytime
About Grand Isle
What kind of vessel is Grand Isle?
Grand Isle is a Offshore Supply Vessel flagged to United States of America.
What is Grand Isle's MMSI?
Grand Isle's MMSI is 367036940. Call sign WDJ2664.
How big is Grand Isle?
Grand Isle is about 21.8 m long, 9.8 m on the beam, drawing 2.1 m.
Is Grand Isle on the Master's Mate Safety Initiative Network?
Not yet. If Grand Isle is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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