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.
High-speed Craft
SEA SPORT
MMSI 477996792 · Call sign SSD
Not yet on Master's MateType
High-speed Craft
Flag
HKGLength
32 m
Beam
8 m
Draft
3 m
Call sign
SSD
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
84
SEA SPORT is a Hong Kong passenger boat — 32 metres overall. She carries 8 metres in the beam and a 3 m draft. She's on record as MMSI 477996792, call sign SSD. Give SEA SPORT the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard SEA SPORT 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
Live AIS position · Jun 9, 2026 23:36 UTC
Position
22.2940° N, 114.1467° E
Status
Under way (engine)
Speed
15.4 kn
Course
274°
Sailing the South China Sea? 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 SPORT 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 SPORT and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEA SPORT
What kind of vessel is SEA SPORT?
SEA SPORT is a High-speed Craft flagged to Hong Kong S.A.R..
Where was SEA SPORT last seen?
SEA SPORT was last reported in the South China Sea in Jun 2026 on public AIS.
What is SEA SPORT's MMSI?
SEA SPORT's MMSI is 477996792. Call sign SSD.
How big is SEA SPORT?
SEA SPORT is about 32 m long, 8 m on the beam, drawing 3 m.
Is SEA SPORT on the Master's Mate Safety Initiative Network?
Not yet. If SEA SPORT is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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