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.
Tug
POLAR KING
MMSI 367010000 · Call sign WDC7562
Not yet on Master's MateType
Tug
Flag
USALength
21 m
Beam
5 m
Draft
4.9 m
Call sign
WDC7562
IMO
7367158
Official No.
CF2888JL
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
24
Out of the United States, POLAR KING is a 21-metre tug. She has a 5 m beam and a draft measuring 4.9 metres. On AIS she appears as MMSI 367010000, call sign WDC7562, IMO 7367158. POLAR KING belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for working boats
Built for boats that work — like POLAR KING.
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
Last known position · Jun 2, 2026
Position
47.9830° N, 122.2220° W
Working the Salish Sea? 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 POLAR KING 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 POLAR KING and switch it all on
Free to join · nothing to install to start · cancel anytime
About POLAR KING
What kind of vessel is POLAR KING?
POLAR KING is a Tug flagged to United States of America.
Where was POLAR KING last seen?
POLAR KING was last reported in the Salish Sea in Jun 2026 on public AIS.
What is POLAR KING's MMSI?
POLAR KING's MMSI is 367010000. Call sign WDC7562. IMO 7367158.
How big is POLAR KING?
POLAR KING is about 21 m long, 5 m on the beam, drawing 4.9 m.
Is POLAR KING on the Master's Mate Safety Initiative Network?
Not yet. If POLAR KING is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.