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.
Vessel
Northern Patriot
MMSI 367026970 · Call sign EX267
Not yet on Master's MateFlag
USALength
47 m
Call sign
EX267
IMO
8016445
Official No.
637744
AIS reports
4
On the American registry, Northern Patriot is a 47-metre vessel. Her papers read MMSI 367026970, call sign EX267, IMO 8016445. Add Northern Patriot to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card
Is Northern Patriot 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 Northern Patriot 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 Northern Patriot 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 Northern Patriot and switch it all on
Free to join · nothing to install to start · cancel anytime
About Northern Patriot
What kind of vessel is Northern Patriot?
Northern Patriot is a vessel flagged to United States of America.
What is Northern Patriot's MMSI?
Northern Patriot's MMSI is 367026970. Call sign EX267. IMO 8016445.
How big is Northern Patriot?
Northern Patriot is about 47 m long.
Is Northern Patriot on the Master's Mate Safety Initiative Network?
Not yet. If Northern Patriot 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.