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.

Offshore Supply Vessel

MR CLEAN III

MMSI 367086950 · Call sign WSA2789

Not yet on Master's Mate

Type

Offshore Supply Vessel

Flag

USA

Length

45 m

Beam

12.2 m

Draft

3.4 m

Call sign

WSA2789

IMO

8623468

Official No.

697051

AIS reports

Out of the United States, MR CLEAN III is a 45-metre service vessel. MR CLEAN III has a beam measuring 12.2 metres and a 3.4 m draft. She broadcasts as MMSI 367086950, call sign WSA2789, IMO 8623468. MR CLEAN III 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 MR CLEAN III.

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 MR CLEAN III 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 MR CLEAN III 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 MR CLEAN III and switch it all on

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

Claim free → unlock everything

About MR CLEAN III

What kind of vessel is MR CLEAN III?

MR CLEAN III is a Offshore Supply Vessel flagged to United States of America.

What is MR CLEAN III's MMSI?

MR CLEAN III's MMSI is 367086950. Call sign WSA2789. IMO 8623468.

How big is MR CLEAN III?

MR CLEAN III is about 45 m long, 12.2 m on the beam, drawing 3.4 m.

Is MR CLEAN III on the Master's Mate Safety Initiative Network?

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