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
ALTHEA
France · last seen 46°N 1°W · Jun 2026 · MMSI 227596110
Not yet on Master's MateFlag
FRAFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
16
ALTHEA is a French vessel. She's on record as MMSI 227596110. ALTHEA is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card
Is ALTHEA 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
Last known position · Jun 2, 2026
Position
46.1469° N, 1.1704° W
Crossing the Bay of Biscay? 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 ALTHEA 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 ALTHEA and switch it all on
Free to join · nothing to install to start · cancel anytime
About ALTHEA
What kind of vessel is ALTHEA?
ALTHEA is a vessel flagged to France.
Where was ALTHEA last seen?
ALTHEA was last reported in the Bay of Biscay in Jun 2026 on public AIS.
What is ALTHEA's MMSI?
ALTHEA's MMSI is 227596110.
Is ALTHEA on the Master's Mate Safety Initiative Network?
Not yet. If ALTHEA 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.