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

MS PEARL

MMSI 366934410 · Call sign WDB6990

Not yet on Master's Mate

Type

Offshore Supply Vessel

Flag

USA

Length

35.9 m

Beam

9.1 m

Draft

3.7 m

Call sign

WDB6990

IMO

8983260

Official No.

1136356

AIS reports

An American workboat, MS PEARL measures 35.9 metres. MS PEARL has a beam measuring 9.1 metres and a 3.7 m draft. Her registration reads MMSI 366934410, call sign WDB6990, IMO 8983260. MS PEARL is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

Free forever · No credit card · for working boats

Built for boats that work — like MS PEARL.

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 MS PEARL 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 MS PEARL 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 MS PEARL and switch it all on

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Claim free → unlock everything

About MS PEARL

What kind of vessel is MS PEARL?

MS PEARL is a Offshore Supply Vessel flagged to United States of America.

What is MS PEARL's MMSI?

MS PEARL's MMSI is 366934410. Call sign WDB6990. IMO 8983260.

How big is MS PEARL?

MS PEARL is about 35.9 m long, 9.1 m on the beam, drawing 3.7 m.

Is MS PEARL on the Master's Mate Safety Initiative Network?

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