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.

Public Vessel, Unclassified

USCGC Triton

MMSI 366957240 · Call sign WDH8669

Not yet on Master's Mate

Type

Public Vessel, Unclassified

Flag

USA

Length

47.8 m

Beam

7.9 m

Draft

4 m

Call sign

WDH8669

Official No.

537690

AIS reports

USCGC Triton, an American vessel, measures 47.8 metres on deck. Below, she has a beam measuring 7.9 metres and a draft of 4 m. Her registration reads MMSI 366957240, call sign WDH8669. USCGC Triton 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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Is USCGC Triton your boat?

Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.

Claim this boat — free →

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

Wherever USCGC Triton 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

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

Joining the Safety Initiative Network doesn't just put USCGC Triton on the map. It hands you the full bridge:

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.

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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Systems Monitoring

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

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim USCGC Triton and switch it all on

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About USCGC Triton

What kind of vessel is USCGC Triton?

USCGC Triton is a Public Vessel, Unclassified flagged to United States of America.

What is USCGC Triton's MMSI?

USCGC Triton's MMSI is 366957240. Call sign WDH8669.

How big is USCGC Triton?

USCGC Triton is about 47.8 m long, 7.9 m on the beam, drawing 4 m.

Is USCGC Triton on the Master's Mate Safety Initiative Network?

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