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
Signet Courageous
MMSI 366949850 · Call sign WDB7918
Not yet on Master's MateFlag
USALength
26.9 m
Call sign
WDB7918
IMO
7434028
Official No.
568354
AIS reports
3
Signet Courageous, an American vessel, measures 26.9 metres on deck. On AIS she appears as MMSI 366949850, call sign WDB7918, IMO 7434028. Claim Signet Courageous free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card
Is Signet Courageous 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 Signet Courageous 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 Signet Courageous 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 Signet Courageous and switch it all on
Free to join · nothing to install to start · cancel anytime
About Signet Courageous
What kind of vessel is Signet Courageous?
Signet Courageous is a vessel flagged to United States of America.
What is Signet Courageous's MMSI?
Signet Courageous's MMSI is 366949850. Call sign WDB7918. IMO 7434028.
How big is Signet Courageous?
Signet Courageous is about 26.9 m long.
Is Signet Courageous on the Master's Mate Safety Initiative Network?
Not yet. If Signet Courageous is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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