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

John J. Manning

MMSI 367625390 · Call sign WDH5186

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

14.2 m

Beam

5.5 m

Draft

1.6 m

Call sign

WDH5186

Official No.

647043

AIS reports

John J. Manning, a service vessel wearing American colours, measures 14.2 metres on deck. John J. Manning has 5.5 metres in the beam and a 1.6 m draft. Look for MMSI 367625390, call sign WDH5186. Put John J. Manning on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.

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Built for boats that work — like John J. Manning.

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

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Wherever John J. Manning 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 John J. Manning 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 John J. Manning and switch it all on

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About John J. Manning

What kind of vessel is John J. Manning?

John J. Manning is a Towing Vessel flagged to United States of America.

What is John J. Manning's MMSI?

John J. Manning's MMSI is 367625390. Call sign WDH5186.

How big is John J. Manning?

John J. Manning is about 14.2 m long, 5.5 m on the beam, drawing 1.6 m.

Is John J. Manning on the Master's Mate Safety Initiative Network?

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