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.
Recreational
CRYSTALLEE IV
U.S. Official No. 1084527
Not yet on Master's MateType
Recreational
Flag
USALength
15.1 m
Beam
4.6 m
Draft
2.4 m
Hull ID
SERY0543A999
First reported
Jun 2026
AIS reports
1
Registered in the United States, CRYSTALLEE IV is a 15.1-metre recreational boat. She's built with a beam measuring 4.6 metres and a 2.4-metre draft. She's listed under U.S. official number 1084527. The Master's Mate Safety Initiative Network welcomes CRYSTALLEE IV — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for recreational captains
Keep CRYSTALLEE IV 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
Wherever CRYSTALLEE IV roams, 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 CRYSTALLEE IV 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 CRYSTALLEE IV and switch it all on
Free to join · nothing to install to start · cancel anytime
About CRYSTALLEE IV
What kind of vessel is CRYSTALLEE IV?
CRYSTALLEE IV is a Recreational flagged to United States of America.
What is CRYSTALLEE IV's U.S. Official No.?
CRYSTALLEE IV's U.S. Official No. is 1084527.
How big is CRYSTALLEE IV?
CRYSTALLEE IV is about 15.1 m long, 4.6 m on the beam, drawing 2.4 m.
Is CRYSTALLEE IV on the Master's Mate Safety Initiative Network?
Not yet. If CRYSTALLEE IV is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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