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

JEAN M

MMSI 367452410 · Call sign WDF4480

Not yet on Master's Mate

Type

Tank Barge

Flag

USA

Length

24.7 m

Beam

9.8 m

Draft

1.5 m

Call sign

WDF4480

Official No.

981005

AIS reports

Registered in the United States, JEAN M is a 24.7-metre tank vessel. She's built with 9.8 metres in the beam and a 1.5 m draft. Officially she's MMSI 367452410, call sign WDF4480. JEAN M 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 JEAN M, 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 JEAN M 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 JEAN M 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 JEAN M and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About JEAN M

What kind of vessel is JEAN M?

JEAN M is a Tank Barge flagged to United States of America.

What is JEAN M's MMSI?

JEAN M's MMSI is 367452410. Call sign WDF4480.

How big is JEAN M?

JEAN M is about 24.7 m long, 9.8 m on the beam, drawing 1.5 m.

Is JEAN M on the Master's Mate Safety Initiative Network?

Not yet. If JEAN M is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).