CATHERINE B. (IMO 8983428)
CATHERINE B. is a Tug built in 1977 and flying the United States of America flag, placing it in its 49th year of service. The vessel reports a gross tonnage of 276 and has a deadweight tonnage of 0. This small-scale vessel is configured for specialized towing and harbor operations. There is no recorded IACS membership for this vessel. Recent observation data places the vessel in the Middle America and Gulf of Mexico regions, as well as along the North America East Coast. It has previously operated under one former name and one former flag. Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions. The most recent inspection was on 24 June 2026.
- Type: Tug
- Flag: United States of America
- Year built: 1977
- MMSI: 367090590
- Call sign: WCW4128
- Gross tonnage: 276
- Deadweight: 0 t
- Port State Control (PSC) inspections: 1 since 2026
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 24/06/2026
- Registered owner · Ship manager: EN BISSO & SON INC (USA)
- Last AIS position: 30°21.4′N · 089°5.3′W · Speed 9.8 kn · received 15 August 2026 at 10:11 UTC
- Destination: Gulfport (US GPT)
- Arrival alert: rynda.io messages you by email or in Telegram when CATHERINE B. arrives in Gulfport. Free for up to 3 vessels.
Frequently asked questions
What type of vessel is CATHERINE B.?
CATHERINE B. is a Tug. It was built in 1977 and is currently in its 49th year of service.
What is the gross tonnage of CATHERINE B.?
The vessel has a gross tonnage of 276. Its deadweight tonnage is recorded as 0.
Where has CATHERINE B. been operating recently?
The vessel has been observed in the Middle America and Gulf of Mexico regions. It has also been noted along the North America East Coast.
How many inspections has CATHERINE B. 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 24 June 2026. All-time records show 1 inspection since 2026 and no detentions.
What is the flag history of CATHERINE B.?
The vessel currently flies the United States of America flag. It has operated under one former flag state during its service history.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.