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
MARY SHELLEY
United States of America · last seen 47°N 122°W · Jun 2026 · MMSI 338547748
Not yet on Master's MateFlag
USAFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
96
MARY SHELLEY is a vessel flying the flag of the United States. On AIS she appears as MMSI 338547748. It's free to add MARY SHELLEY 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
Is MARY SHELLEY 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
Live AIS position · Jun 15, 2026 17:03 UTC
Position
47.3990° N, 122.3299° W
Status
Under way (engine)
Speed
0.0 kn
Course
125°
Crossing the Salish Sea? 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 SHELLEY 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 SHELLEY and switch it all on
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About MARY SHELLEY
What kind of vessel is MARY SHELLEY?
MARY SHELLEY is a vessel flagged to United States of America.
Where was MARY SHELLEY last seen?
MARY SHELLEY was last reported in the Salish Sea in Jun 2026 on public AIS.
What is MARY SHELLEY's MMSI?
MARY SHELLEY's MMSI is 338547748.
Is MARY SHELLEY on the Master's Mate Safety Initiative Network?
Not yet. If MARY SHELLEY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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