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.
Pleasure Craft
SEA LION
MMSI 538071617 · Call sign V7A4760
Not yet on Master's MateType
Pleasure Craft
Flag
MHLLength
38 m
Beam
7 m
Call sign
V7A4760
IMO
8633750
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
A Marshall Islands weekend cruiser, SEA LION measures 38 metres. Her hull carries a beam measuring 7 metres. On the registers she's MMSI 538071617, call sign V7A4760, IMO 8633750. It's free to add SEA LION to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for recreational captains
Keep SEA LION looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 23:33 UTC
Position
43.5645° N, 7.0801° E
Status
Moored
Speed
0.0 kn
Course
174°
Destination
GOLF_JUAN
ETA
02-09 19:20 UTC
Cruising the Ligurian Sea? 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SEA LION 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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 SEA LION and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEA LION
What kind of vessel is SEA LION?
SEA LION is a Pleasure Craft flagged to Marshall Islands.
Where was SEA LION last seen?
SEA LION was last reported in the Ligurian Sea in Jun 2026 on public AIS.
What is SEA LION's MMSI?
SEA LION's MMSI is 538071617. Call sign V7A4760. IMO 8633750.
How big is SEA LION?
SEA LION is about 38 m long, 7 m on the beam.
Is SEA LION on the Master's Mate Safety Initiative Network?
Not yet. If SEA LION is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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