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.
UNSPECIFIED
MARY CLAIRE
U.S. Official No. 249546
Not yet on Master's MateType
UNSPECIFIED
Flag
USALength
40.3 m
Beam
10.1 m
Draft
2.4 m
First reported
Jun 2026
AIS reports
1
MARY CLAIRE is an American 40.3-metre craft. She's built with 10.1 metres in the beam and a 2.4 m draft. Look for U.S. official number 249546. MARY CLAIRE is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
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Is MARY CLAIRE 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
Wherever MARY CLAIRE roams, 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 MARY CLAIRE 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 MARY CLAIRE and switch it all on
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About MARY CLAIRE
What kind of vessel is MARY CLAIRE?
MARY CLAIRE is a UNSPECIFIED flagged to United States of America.
What is MARY CLAIRE's U.S. Official No.?
MARY CLAIRE's U.S. Official No. is 249546.
How big is MARY CLAIRE?
MARY CLAIRE is about 40.3 m long, 10.1 m on the beam, drawing 2.4 m.
Is MARY CLAIRE on the Master's Mate Safety Initiative Network?
Not yet. If MARY CLAIRE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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