DEFENDER is a Tug built in 1976 and flying the United States of America flag, placing it in its 50th year of service. The vessel reports a gross tonnage of 538 and does not have a recorded deadweight tonnage. This vessel is utilized for specialized towing and maneuvering operations within its service regions. DEFENDER is classed by the American Bureau of Shipping, which is a member of the International Association of Classification Societies. The vessel has been observed in the North America East Coast and the Middle America and Gulf of Mexico regions. 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 9 July 2026.
DEFENDER is a Tug built in 1976. It is currently in its 50th year of service.
The vessel reports a gross tonnage of 538. There is no deadweight tonnage recorded for this unit.
The vessel is classed by the American Bureau of Shipping. This society is a recognized member of the International Association of Classification Societies (IACS).
The vessel has been observed in the North America East Coast and the Middle America and Gulf of Mexico regions. These areas represent its primary recent geographic footprint.
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 July 2026. All-time records show 1 inspection since 2026 and no detentions.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.