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

CHARLES ALFRED

MMSI 366973420 · Call sign WYU9726

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

15.5 m

Beam

6.1 m

Draft

2.6 m

Call sign

WYU9726

Official No.

561255

AIS reports

CHARLES ALFRED, a service vessel under the American flag, measures 15.5 metres on deck. She carries a beam measuring 6.1 metres and a 2.6 m draft. She's on record as MMSI 366973420, call sign WYU9726. The Master's Mate Safety Initiative Network welcomes CHARLES ALFRED — free to join, cruiser-run, and always on watch.

Free forever · No credit card · for working boats

Built for boats that work — like CHARLES ALFRED.

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 CHARLES ALFRED 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 working boats

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put CHARLES ALFRED 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 CHARLES ALFRED and switch it all on

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

Claim free → unlock everything

About CHARLES ALFRED

What kind of vessel is CHARLES ALFRED?

CHARLES ALFRED is a Towing Vessel flagged to United States of America.

What is CHARLES ALFRED's MMSI?

CHARLES ALFRED's MMSI is 366973420. Call sign WYU9726.

How big is CHARLES ALFRED?

CHARLES ALFRED is about 15.5 m long, 6.1 m on the beam, drawing 2.6 m.

Is CHARLES ALFRED on the Master's Mate Safety Initiative Network?

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