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

SHIRLEY MAHONE

MMSI 366998010 · Call sign WDC2811

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

20.2 m

Beam

7.3 m

Draft

3.1 m

Call sign

WDC2811

Official No.

581687

AIS reports

SHIRLEY MAHONE is an American utility vessel, 20.2 metres overall. She carries a 7.3 m beam and a 3.1-metre draft. She broadcasts as MMSI 366998010, call sign WDC2811. SHIRLEY MAHONE is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.

Free forever · No credit card · for working boats

Built for boats that work — like SHIRLEY MAHONE.

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 SHIRLEY MAHONE 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 SHIRLEY MAHONE 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 SHIRLEY MAHONE and switch it all on

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

Claim free → unlock everything

About SHIRLEY MAHONE

What kind of vessel is SHIRLEY MAHONE?

SHIRLEY MAHONE is a Towing Vessel flagged to United States of America.

What is SHIRLEY MAHONE's MMSI?

SHIRLEY MAHONE's MMSI is 366998010. Call sign WDC2811.

How big is SHIRLEY MAHONE?

SHIRLEY MAHONE is about 20.2 m long, 7.3 m on the beam, drawing 3.1 m.

Is SHIRLEY MAHONE on the Master's Mate Safety Initiative Network?

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