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
LEVIATHAN
MMSI 319324100 · Call sign ZGUZ3
Not yet on Master's MateType
Pleasure Craft
Flag
CYMLength
110 m
Beam
16 m
Draft
4.8 m
Call sign
ZGUZ3
IMO
9921491
First reported
Apr 2026
Last reported
Apr 2026
AIS reports
85
On the Cayman Islands registry, LEVIATHAN is an 110-metre private cruiser. Her hull carries a beam measuring 16 metres and a draft measuring 4.8 metres. She broadcasts as MMSI 319324100, call sign ZGUZ3, IMO 9921491. Join LEVIATHAN to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for recreational captains
Keep LEVIATHAN 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
Last known position · Apr 18, 2026
Position
17.0126° N, 61.7727° W
Cruising the Caribbean? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put LEVIATHAN 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 LEVIATHAN and switch it all on
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About LEVIATHAN
What kind of vessel is LEVIATHAN?
LEVIATHAN is a Pleasure Craft flagged to Cayman Islands.
Where was LEVIATHAN last seen?
LEVIATHAN was last reported in the Caribbean in Apr 2026 on public AIS.
What is LEVIATHAN's MMSI?
LEVIATHAN's MMSI is 319324100. Call sign ZGUZ3. IMO 9921491.
How big is LEVIATHAN?
LEVIATHAN is about 110 m long, 16 m on the beam, drawing 4.8 m.
Is LEVIATHAN on the Master's Mate Safety Initiative Network?
Not yet. If LEVIATHAN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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