Name: Rhenus Dortmund I
ENI: 02328144
former name: River Dance, Johanna
registered in: Rotterdam, nationality: Netherlands
MMSI: 244690797
Callsign: PC 5127
Length: 95.50 m, width: 11.45 m, draft: 3.56 m
Tonnage: 2844 tons
TEU: 176
Engine power: 2x 1521 hp
Machine: 2x Caterpillar 3512 (B) DI-TA electronic, each 1521 hp
Bow thruster: Caterpillar Verhaar Omega-Jet, 543 hp
Year of construction: 2006
built in: Romania
Shipyard: Santierul Naval Orsova SA, Orsova
Extension shipyard: De Groot Motors Dordrecht, Dordrecht

Name: Rhenus Dortmund II
ENI: 02328248
former names: River Dance II, Johanna II
Length: 76.50 m, width: 11.45 m, draft: 3.58 m
Tonnage: 2426 tons
TEU: 160
Bow thruster: Caterpillar Verhaar Omega-Jet, 543 hp
Stern thruster: Caterpillar Verhaar Omega-Jet, 543 hp
Year of construction: 2006
built in: Romania
Shipyard: Santierul Naval Orsova SA, Orsova
Extension shipyard: De Groot Motors Dordrecht, Dordrecht
Dortmund I and II drive in a coupled formation and are then 172 m long and carry a total of 5270 tons when fully unloaded.