HAI SON (IMO 8911358)
HAI SON is an Offshore Support Vessel built in 1990 and flying the Vietnam flag, placing it in its 36th year of service. The vessel reports a deadweight tonnage of 392 metric tonnes and a gross tonnage of 881. At this scale, the vessel is configured for specialized offshore support operations. HAI SON is classed by the Vietnam Register of Shipping with a status of Delivered. The vessel has been observed operating in the South East Asia region. It has previously operated under one former name and one former flag state. No port state control (PSC) inspection records are on file for this vessel.
- Type: Offshore Support Vessel
- Flag: Vietnam
- Year built: 1990
- MMSI: 574076066
- Call sign: 3WJT
- Gross tonnage: 881
- Deadweight: 392 t
- Length overall: 54 m
- Beam: 12 m
- Registered owner: VIETSOVPETRO JOINT VENTURE (Vietnam)
- Ship manager · ISM manager: MARINE TRANSPORT & DIVING SERV (Vietnam)
- Last AIS position: 9°49.2′N · 108°0.4′E · Speed 0.4 kn · moored · received 9 October 2026 at 03:41 UTC
- Destination: To be nominated
Frequently asked questions
What is the vessel type of HAI SON?
HAI SON is an Offshore Support Vessel. It was built in 1990 and is currently in its 36th year of service.
What are the tonnage specifications for HAI SON?
The vessel has a gross tonnage of 881. Its deadweight tonnage is recorded at 392 metric tonnes.
Which flag does HAI SON fly?
The vessel currently flies the Vietnam flag. It has operated under one different flag state previously in its history.
What is the PSC inspection history for HAI SON?
No port state control (PSC) inspection records are on file for this vessel.
Where has HAI SON been operating recently?
The vessel has been observed in the South East Asia region. This area represents its primary recent geographic area of operation.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.