Alexander van Maanen
Germany-flagged, homeport Duisburg-Ruhrort, ENI 404890, MMSI 211476060 and call sign DC 3591. Built by De Dageraad, Woubrugge, Netherlands for the Haniel Reederei GmbH, Duisburg-Ruhrort, Germany in 1972. Dimensions 23,50 (original)-32,00 (later) x 11,20 x 1,42 metres and 155 tons tonnage. Originally fitted out with 2x900hp MTU engines later Caterpilla 2x1.700hp. Renamed Hercules X in 2003 of the Schiffahrt GmbH&Co., K.G., Duisburg-Ruhrort, since 2012 of Rubiships BG, Rousse, Bulgaria and since 2016 of Imperial Shipping Group, Duisburg-Ruhrort.
