GLOBAL ABIGAIL (IMO 8977390)
DYLAN JOHN is an Offshore Supply Ship built in 1995 and flying the United States of America flag, placing it in its 31st year of service. The vessel reports a deadweight tonnage of 249 metric tonnes and a gross tonnage of 241. This small-scale vessel is configured for specialized offshore support operations. The vessel is classed by Other and is not an IACS member. It has been observed in the Middle America and Gulf of Mexico region. The vessel has operated under one former name and one former flag state. Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions. The most recent inspection was on 9 September 2026.
- Type: Offshore Supply Ship
- Flag: United States of America
- Year built: 1995
- MMSI: 366748650
- Call sign: WDF9465
- Gross tonnage: 241
- Deadweight: 249 t
- Length overall: 45 m
- Beam: 12 m
- Port State Control (PSC) inspections: 1 since 2026
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 09/09/2026
- Registered owner · Ship manager: GLOBAL GEOPHYSICAL SERVICES (USA)
- Last AIS position: 29°41.5′N · 091°5.9′W · received 17 January 2026 at 21:29 UTC
- Destination: To be nominated
Frequently asked questions
What is the vessel type of DYLAN JOHN?
DYLAN JOHN is an Offshore Supply Ship. It was built in 1995 and is currently in its 31st year of service.
What are the tonnage specifications for DYLAN JOHN?
The vessel has a deadweight tonnage of 249 metric tonnes. Its gross tonnage is recorded at 241.
Where has DYLAN JOHN been operating recently?
The vessel has been observed in the Middle America and Gulf of Mexico region. This area represents its most recent recorded geographic activity.
How many inspections has the vessel undergone?
Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions, with no deficiencies recorded. The most recent inspection was on 9 September 2026. All-time records show 1 inspection since 2026 and no detentions.
What is the flag status of DYLAN JOHN?
The vessel currently flies the United States of America flag. It is categorized in the white band for Paris MoU and the grey band for Tokyo MoU.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.