Gulf Reliance back again, a tug with a tank barge, getting helped underway from their mooring at the Port of Martinez, CA, USA by tug, Delta Cathryn USCG - 1182052 Call sign - WDD2703 DWT - 264 tons Length - 121.8 ft Built - 2006 Flag - United States of America Owner VESSEL MANAGEMENT SERVICES INC 9487 REGENCY SQUARE BLVD N JACKSONVILLE, FL 32225-8126 Hailing port - San Francisco Delta Cathryn tug, assisting Gulf Reliance, and her barge, to get underway from their mooring at the Port of Martinez