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

B. No. 210

MMSI 367089780 · Call sign WCV9803

Not yet on Master's Mate

Type

Tank Barge

Flag

USA

Length

121.8 m

Beam

23.8 m

Draft

10.4 m

Call sign

WCV9803

IMO

8646886

Official No.

1037844

AIS reports

B. No. 210, a tank vessel registered in the United States, measures 121.8 metres on deck. She carries a beam of 23.8 m and a 10.4 m draft. Look for MMSI 367089780, call sign WCV9803, IMO 8646886. Join B. No. 210 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for commercial operators

Eyes on B. No. 210, 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 B. No. 210 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 B. No. 210 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 B. No. 210 and switch it all on

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Claim free → unlock everything

About B. No. 210

What kind of vessel is B. No. 210?

B. No. 210 is a Tank Barge flagged to United States of America.

What is B. No. 210's MMSI?

B. No. 210's MMSI is 367089780. Call sign WCV9803. IMO 8646886.

How big is B. No. 210?

B. No. 210 is about 121.8 m long, 23.8 m on the beam, drawing 10.4 m.

Is B. No. 210 on the Master's Mate Safety Initiative Network?

Not yet. If B. No. 210 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).