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 EXPRESS II
MMSI 338353000 · Call sign WDK5384
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
26.6 m
Beam
9 m
Draft
1.8 m
Call sign
WDK5384
IMO
9833424
Official No.
611304
Hull ID
MMG248660778
AIS reports
5
SEA EXPRESS II is an American passenger vessel — 26.6 metres overall. SEA EXPRESS II has a 9 m beam and a 1.8 m draft. Her registration reads MMSI 338353000, call sign WDK5384, IMO 9833424. SEA EXPRESS II is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard SEA EXPRESS II 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 EXPRESS II 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 EXPRESS II 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 EXPRESS II and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEA EXPRESS II
What kind of vessel is SEA EXPRESS II?
SEA EXPRESS II is a Passenger (Inspected) flagged to United States of America.
What is SEA EXPRESS II's MMSI?
SEA EXPRESS II's MMSI is 338353000. Call sign WDK5384. IMO 9833424.
How big is SEA EXPRESS II?
SEA EXPRESS II is about 26.6 m long, 9 m on the beam, drawing 1.8 m.
Is SEA EXPRESS II on the Master's Mate Safety Initiative Network?
Not yet. If SEA EXPRESS II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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