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.
Passenger (Inspected)
BLUE SEA
MMSI 367484710 · Call sign WDF7457
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
18.7 m
Beam
5.2 m
Draft
2.3 m
Call sign
WDF7457
Official No.
623726
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
BLUE SEA, an American passenger ship, measures 18.7 metres on deck. She has a 5.2-metre beam and a draft measuring 2.3 metres. She broadcasts as MMSI 367484710, call sign WDF7457. BLUE SEA is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard BLUE SEA safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 15:23 UTC
Position
40.4186° N, 74.0347° W
Status
Under way (engine)
Speed
0.0 kn
Course
301°
Sailing off the U.S. East Coast? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put BLUE SEA on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 BLUE SEA and switch it all on
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About BLUE SEA
What kind of vessel is BLUE SEA?
BLUE SEA is a Passenger (Inspected) flagged to United States of America.
Where was BLUE SEA last seen?
BLUE SEA was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is BLUE SEA's MMSI?
BLUE SEA's MMSI is 367484710. Call sign WDF7457.
How big is BLUE SEA?
BLUE SEA is about 18.7 m long, 5.2 m on the beam, drawing 2.3 m.
Is BLUE SEA on the Master's Mate Safety Initiative Network?
Not yet. If BLUE SEA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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