German inland motor tanker (ex-Ruhr 21 1958-1982) Quellensee 1982-

Prinses Irenesluis, Netherlands? 9 April 2010

Germany-flagged, homeport Ems, Germany, ENI 4008090, MMSI 211438560 and call sign DH9874. Built by Schiffswerft Oberwinter (SWO), Oberwinter, Germany with yard number 49 in 1958.