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 (Inspected)
Sea Star
MMSI 368252330 · Call sign WDM9405
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
13.7 m
Beam
4.3 m
Draft
1.5 m
Call sign
WDM9405
Official No.
1324127
Hull ID
KRI45130D122
AIS reports
1
On the American registry, Sea Star is a 13.7-metre passenger ferry. Below, she has 4.3 metres in the beam and a draft of 1.5 m. Look for MMSI 368252330, call sign WDM9405. Sea Star can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Sea Star 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
Wherever Sea Star 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Sea Star 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 Sea Star and switch it all on
Free to join · nothing to install to start · cancel anytime
About Sea Star
What kind of vessel is Sea Star?
Sea Star is a Passenger (Inspected) flagged to United States of America.
What is Sea Star's MMSI?
Sea Star's MMSI is 368252330. Call sign WDM9405.
How big is Sea Star?
Sea Star is about 13.7 m long, 4.3 m on the beam, drawing 1.5 m.
Is Sea Star on the Master's Mate Safety Initiative Network?
Not yet. If Sea Star 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.