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.
Tanker
SEAHORSE
MMSI 613541600 · Call sign TJM23X
Not yet on Master's MateType
Tanker
Flag
CMRLength
229 m
Beam
32 m
Draft
7.5 m
Call sign
TJM23X
IMO
9266750
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
37
SEAHORSE is a tank vessel flying the flag of Cameroon, 229 metres from stem to stern. SEAHORSE has a 32-metre beam and a 7.5-metre draft. On AIS she appears as MMSI 613541600, call sign TJM23X, IMO 9266750. The Master's Mate Safety Initiative Network welcomes SEAHORSE — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on SEAHORSE, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
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Last known position · Jun 4, 2026
Position
35.0096° N, 129.0501° E
Transiting the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put SEAHORSE on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 SEAHORSE and switch it all on
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About SEAHORSE
What kind of vessel is SEAHORSE?
SEAHORSE is a Tanker flagged to Cameroon.
Where was SEAHORSE last seen?
SEAHORSE was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is SEAHORSE's MMSI?
SEAHORSE's MMSI is 613541600. Call sign TJM23X. IMO 9266750.
How big is SEAHORSE?
SEAHORSE is about 229 m long, 32 m on the beam, drawing 7.5 m.
Is SEAHORSE on the Master's Mate Safety Initiative Network?
Not yet. If SEAHORSE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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