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.

Freight Ship

Green Bay

MMSI 367311350 · Call sign WDD9433

Not yet on Master's Mate

Type

Freight Ship

Flag

USA

Length

194.7 m

Beam

32.2 m

Draft

25.3 m

Call sign

WDD9433

IMO

9339818

Official No.

1204654

AIS reports

Green Bay, a cargo vessel flying the American flag, measures 194.7 metres on deck. She carries a 32.2 m beam and a 25.3-metre draft. Look for MMSI 367311350, call sign WDD9433, IMO 9339818. Put Green Bay 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 Green Bay, 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 Green Bay 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 Green Bay 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 Green Bay and switch it all on

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

Claim free → unlock everything

About Green Bay

What kind of vessel is Green Bay?

Green Bay is a Freight Ship flagged to United States of America.

What is Green Bay's MMSI?

Green Bay's MMSI is 367311350. Call sign WDD9433. IMO 9339818.

How big is Green Bay?

Green Bay is about 194.7 m long, 32.2 m on the beam, drawing 25.3 m.

Is Green Bay on the Master's Mate Safety Initiative Network?

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