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.

Industrial Vessel

Lady Monroe

MMSI 368323000 · Call sign WDN5521

Not yet on Master's Mate

Type

Industrial Vessel

Flag

USA

Length

39.8 m

Beam

11 m

Draft

3.7 m

Call sign

WDN5521

Official No.

654947

AIS reports

Lady Monroe, a commercial vessel listed on the the United States registry, measures 39.8 metres on deck. Below, she has a beam measuring 11 metres and a draft of 3.7 m. On the registers she's MMSI 368323000, call sign WDN5521. Lady Monroe 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 Lady Monroe, 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 Lady Monroe 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 Lady Monroe 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 Lady Monroe and switch it all on

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

Claim free → unlock everything

About Lady Monroe

What kind of vessel is Lady Monroe?

Lady Monroe is a Industrial Vessel flagged to United States of America.

What is Lady Monroe's MMSI?

Lady Monroe's MMSI is 368323000. Call sign WDN5521.

How big is Lady Monroe?

Lady Monroe is about 39.8 m long, 11 m on the beam, drawing 3.7 m.

Is Lady Monroe on the Master's Mate Safety Initiative Network?

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