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

Fort Massac

MMSI 367343460 · Call sign WDE3734

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

21.5 m

Beam

9.1 m

Draft

2.9 m

Call sign

WDE3734

Official No.

620699

AIS reports

On the American registry, Fort Massac is a 21.5-metre working craft. Below, she has a beam measuring 9.1 metres and a draft of 2.9 m. She's on record as MMSI 367343460, call sign WDE3734. Fort Massac earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.

Free forever · No credit card · for working boats

Built for boats that work — like Fort Massac.

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 Fort Massac 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 Fort Massac 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 Fort Massac and switch it all on

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

Claim free → unlock everything

About Fort Massac

What kind of vessel is Fort Massac?

Fort Massac is a Towing Vessel flagged to United States of America.

What is Fort Massac's MMSI?

Fort Massac's MMSI is 367343460. Call sign WDE3734.

How big is Fort Massac?

Fort Massac is about 21.5 m long, 9.1 m on the beam, drawing 2.9 m.

Is Fort Massac on the Master's Mate Safety Initiative Network?

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