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.

Commercial Fishing Vessel

Princess K

MMSI 366955560 · Call sign WDB8248

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

20.9 m

Beam

6.7 m

Draft

3.4 m

Call sign

WDB8248

IMO

7309431

Official No.

511130

AIS reports

Out of the United States, Princess K is a 20.9-metre commercial trawler. She's built with 6.7 metres in the beam and a 3.4-metre draft. She's listed under MMSI 366955560, call sign WDB8248, IMO 7309431. Princess K 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 captains

Know where the fleet is. Get Princess K home safe.

Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.

Keep the fleet in sight — free →

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

Wherever Princess K 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 captains

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

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

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.

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.

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 Princess K and switch it all on

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

Claim free → unlock everything

About Princess K

What kind of vessel is Princess K?

Princess K is a Commercial Fishing Vessel flagged to United States of America.

What is Princess K's MMSI?

Princess K's MMSI is 366955560. Call sign WDB8248. IMO 7309431.

How big is Princess K?

Princess K is about 20.9 m long, 6.7 m on the beam, drawing 3.4 m.

Is Princess K on the Master's Mate Safety Initiative Network?

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