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.

Cargo

SEIYU

Cargo · last seen 32°S 153°E · Jun 2026 · MMSI 352737000 · Call sign 3ETX3

Not yet on Master's Mate

Type

Cargo

Length

229 m

Beam

32 m

Draft

7.4 m

Call sign

3ETX3

IMO

9888625

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

SEIYU is a 229-metre cargo vessel. She's built with a 32-metre beam and a 7.4-metre draft. On AIS she shows as MMSI 352737000, call sign 3ETX3, IMO 9888625. Give SEIYU the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.

Photos of SEIYU

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Live AIS position · Jun 16, 2026 18:11 UTC

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Position

31.6203° S, 153.2010° E

Status

Under way (engine)

Speed

13.4 kn

Course

207°

Destination

AUS NTL

ETA

06-17 02:27 UTC

Transiting the Tasman Sea? You're never out there alone.

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Joining the Safety Initiative Network doesn't just put SEIYU 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

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Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

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About SEIYU

What kind of vessel is SEIYU?

SEIYU is a Cargo.

Where was SEIYU last seen?

SEIYU was last reported in the Tasman Sea in Jun 2026 on public AIS.

What is SEIYU's MMSI?

SEIYU's MMSI is 352737000. Call sign 3ETX3. IMO 9888625.

How big is SEIYU?

SEIYU is about 229 m long, 32 m on the beam, drawing 7.4 m.

Is SEIYU on the Master's Mate Safety Initiative Network?

Not yet. If SEIYU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).