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
Twin Fin
MMSI 367724240 · Call sign WDI6988
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
10.6 m
Beam
4.1 m
Draft
1.5 m
Call sign
WDI6988
Official No.
1183547
Hull ID
CAR35067G405
AIS reports
1
On the American registry, Twin Fin is a 10.6-metre commercial fishing boat. Her hull carries a 4.1-metre beam and a draft of 1.5 m. On AIS she shows as MMSI 367724240, call sign WDI6988. Working boats like Twin Fin spend long hours offshore — the free Master's Mate Safety Initiative Network puts a distress mesh and a watching fleet within reach.
Free forever · No credit card · for working captains
Know where the fleet is. Get Twin 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 Twin 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 Twin 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 Twin Fin and switch it all on
Free to join · nothing to install to start · cancel anytime
About Twin Fin
What kind of vessel is Twin Fin?
Twin Fin is a Commercial Fishing Vessel flagged to United States of America.
What is Twin Fin's MMSI?
Twin Fin's MMSI is 367724240. Call sign WDI6988.
How big is Twin Fin?
Twin Fin is about 10.6 m long, 4.1 m on the beam, drawing 1.5 m.
Is Twin Fin on the Master's Mate Safety Initiative Network?
Not yet. If Twin Fin is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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