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

NRC LIBERTY

MMSI 338056000 · Call sign WDB4340

Not yet on Master's Mate

Type

Oil Recovery

Flag

USA

Length

30.7 m

Beam

7.9 m

Draft

3.5 m

Call sign

WDB4340

IMO

8978708

Official No.

640889

AIS reports

Registered in the United States, NRC LIBERTY is a 30.7-metre working ship. She's built with a beam measuring 7.9 metres and a 3.5-metre draft. On the registers she's MMSI 338056000, call sign WDB4340, IMO 8978708. Put NRC LIBERTY 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 commercial operators

Eyes on NRC LIBERTY, 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 NRC LIBERTY 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 NRC LIBERTY 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 NRC LIBERTY and switch it all on

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

Claim free → unlock everything

About NRC LIBERTY

What kind of vessel is NRC LIBERTY?

NRC LIBERTY is a Oil Recovery flagged to United States of America.

What is NRC LIBERTY's MMSI?

NRC LIBERTY's MMSI is 338056000. Call sign WDB4340. IMO 8978708.

How big is NRC LIBERTY?

NRC LIBERTY is about 30.7 m long, 7.9 m on the beam, drawing 3.5 m.

Is NRC LIBERTY on the Master's Mate Safety Initiative Network?

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