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.

Towing Vessel

Captain John Church

MMSI 367702920 · Call sign WDI4872

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

15.9 m

Beam

6.7 m

Draft

2.6 m

Call sign

WDI4872

Official No.

607315

AIS reports

Captain John Church is a harbour workboat under the American flag, 15.9 metres long. She has a 6.7 m beam and a draft of 2.6 m. Look for MMSI 367702920, call sign WDI4872. Captain John Church can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.

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Built for boats that work — like Captain John Church.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

Rig her out — free →

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

Wherever Captain John Church 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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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Captain John Church on the map. It hands you the full bridge:

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

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.

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 Captain John Church and switch it all on

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About Captain John Church

What kind of vessel is Captain John Church?

Captain John Church is a Towing Vessel flagged to United States of America.

What is Captain John Church's MMSI?

Captain John Church's MMSI is 367702920. Call sign WDI4872.

How big is Captain John Church?

Captain John Church is about 15.9 m long, 6.7 m on the beam, drawing 2.6 m.

Is Captain John Church on the Master's Mate Safety Initiative Network?

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