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.
Passenger
COSTA SERENA
MMSI 247187600 · Call sign ICAZ
Not yet on Master's MateType
Passenger
Flag
ITALength
290 m
Beam
44 m
Draft
8.3 m
Call sign
ICAZ
IMO
9343132
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
70
COSTA SERENA flies the Italian flag — a 290-metre passenger vessel. She carries a 44-metre beam and a 8.3 m draft. Find her under MMSI 247187600, call sign ICAZ, IMO 9343132. COSTA SERENA is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard COSTA SERENA safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
34.5561° N, 129.0933° E
Sailing the Sea of Japan? 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put COSTA SERENA on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim COSTA SERENA and switch it all on
Free to join · nothing to install to start · cancel anytime
About COSTA SERENA
What kind of vessel is COSTA SERENA?
COSTA SERENA is a Passenger flagged to Italy.
Where was COSTA SERENA last seen?
COSTA SERENA was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is COSTA SERENA's MMSI?
COSTA SERENA's MMSI is 247187600. Call sign ICAZ. IMO 9343132.
How big is COSTA SERENA?
COSTA SERENA is about 290 m long, 44 m on the beam, drawing 8.3 m.
Is COSTA SERENA on the Master's Mate Safety Initiative Network?
Not yet. If COSTA SERENA 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.