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.

Commercial Fishing Vessel

CAPT. JOHN III

MMSI 366861570 · Call sign WDA9114

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

14.6 m

Beam

4.6 m

Draft

1.8 m

Call sign

WDA9114

Official No.

1120600

AIS reports

An American working fishing vessel, CAPT. JOHN III measures 14.6 metres. Her hull carries a 4.6 m beam and a draft measuring 1.8 metres. She's listed under MMSI 366861570, call sign WDA9114. CAPT. JOHN III belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

Free forever · No credit card · for working captains

Know where the fleet is. Get CAPT. JOHN III home safe.

Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever CAPT. JOHN III roams, you're never out there alone.

Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.

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Joining the Safety Initiative Network doesn't just put CAPT. JOHN III 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.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

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.

Anchor Watch

GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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 CAPT. JOHN III and switch it all on

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About CAPT. JOHN III

What kind of vessel is CAPT. JOHN III?

CAPT. JOHN III is a Commercial Fishing Vessel flagged to United States of America.

What is CAPT. JOHN III's MMSI?

CAPT. JOHN III's MMSI is 366861570. Call sign WDA9114.

How big is CAPT. JOHN III?

CAPT. JOHN III is about 14.6 m long, 4.6 m on the beam, drawing 1.8 m.

Is CAPT. JOHN III on the Master's Mate Safety Initiative Network?

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