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.
Oil Recovery
Ocean Guardian
MMSI 367520510 · Call sign WDG2908
Not yet on Master's MateType
Oil Recovery
Flag
USALength
18 m
Beam
6.7 m
Draft
2.6 m
Call sign
WDG2908
Official No.
1238260
AIS reports
1
Ocean Guardian, a working ship sailing under the American flag, measures 18 metres on deck. She carries a beam measuring 6.7 metres and a 2.6-metre draft. On the registers she's MMSI 367520510, call sign WDG2908. Ocean Guardian can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for commercial operators
Eyes on Ocean Guardian, 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 Ocean Guardian 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 Ocean Guardian 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 Ocean Guardian and switch it all on
Free to join · nothing to install to start · cancel anytime
About Ocean Guardian
What kind of vessel is Ocean Guardian?
Ocean Guardian is a Oil Recovery flagged to United States of America.
What is Ocean Guardian's MMSI?
Ocean Guardian's MMSI is 367520510. Call sign WDG2908.
How big is Ocean Guardian?
Ocean Guardian is about 18 m long, 6.7 m on the beam, drawing 2.6 m.
Is Ocean Guardian on the Master's Mate Safety Initiative Network?
Not yet. If Ocean Guardian is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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