SUBSEA RESPONDER IV (IMO 9400693)
SUBSEA RESPONDER IV is an Offshore Support Vessel built in 2006 and flying the Marshall Islands flag, placing it in its 20th year of service. The vessel reports a deadweight tonnage of 3,175 metric tonnes, a gross tonnage of 4,193, and a length overall of 90 metres. This vessel is configured for specialized offshore support operations. SUBSEA RESPONDER IV is classed by the American Bureau of Shipping, which is an IACS member. The vessel has been observed in the Middle America and Gulf of Mexico regions. It has been registered under three former names and has operated under two previous flag states. Over the last 36 months it has had 3 port state control (PSC) inspections and no detentions. The most recent inspection was on 14 May 2026.
- Type: Offshore Support Vessel
- Flag: Marshall Islands
- Year built: 2006
- MMSI: 538009699
- Call sign: V7A5057
- Gross tonnage: 4193
- Deadweight: 3175 t
- Length overall: 90 m
- Beam: 18 m
- Port State Control (PSC) inspections: 3 since 2023
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 14/05/2026
- Registered owner: SUBSEA RESPONDER IV LLC (USA)
- Ship manager · ISM manager: HYDRA OPS LLC (USA)
- Last AIS position: 28°30.7′N · 093°25.3′W · Speed 7.5 kn · under way · received 14 October 2026 at 15:25 UTC
- Destination: WC 565
- Arrival alert: rynda.io messages you by email or in Telegram when SUBSEA RESPONDER IV arrives in port. Free for up to 3 vessels.
Frequently asked questions
What is the vessel type and age of SUBSEA RESPONDER IV?
SUBSEA RESPONDER IV is an Offshore Support Vessel. It was built in 2006 and is currently in its 20th year of service.
What are the dimensions of SUBSEA RESPONDER IV?
The vessel has a length overall of 90 metres and a beam of 18 metres. It has a gross tonnage of 4,193 metric tonnes.
Which classification society maintains SUBSEA RESPONDER IV?
The vessel is classed by the American Bureau of Shipping. This society is a member of the International Association of Classification Societies (IACS).
Where has SUBSEA RESPONDER IV been operating recently?
The vessel has been observed in the Middle America and Gulf of Mexico regions. These areas represent its most recent recorded geographic activity.
What is the PSC inspection history for this vessel?
Over the last 36 months it has had 3 port state control (PSC) inspections and no detentions, with 6 deficiencies recorded. The most recent inspection was on 14 May 2026. All-time records show 3 inspections since 2023 and no detentions.
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