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
Red Fin
MMSI 367044930 · Call sign WDC5683
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
18.7 m
Beam
5.2 m
Draft
2.1 m
Call sign
WDC5683
Official No.
925122
AIS reports
1
Red Fin is an American offshore fishing boat — 18.7 metres overall. She carries a 5.2-metre beam and a 2.1-metre draft. Officially she's MMSI 367044930, call sign WDC5683. There's a place for Red Fin on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for working captains
Know where the fleet is. Get Red Fin 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 Red Fin 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 Red Fin 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 Red Fin and switch it all on
Free to join · nothing to install to start · cancel anytime
About Red Fin
What kind of vessel is Red Fin?
Red Fin is a Commercial Fishing Vessel flagged to United States of America.
What is Red Fin's MMSI?
Red Fin's MMSI is 367044930. Call sign WDC5683.
How big is Red Fin?
Red Fin is about 18.7 m long, 5.2 m on the beam, drawing 2.1 m.
Is Red Fin on the Master's Mate Safety Initiative Network?
Not yet. If Red Fin 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.