Cargo from the PastPast and Present

MV Unity Reefer – Cargo from the Past

MV Ria 1

Ex Rio Parana, Rio Panama, Parana, Argo Reefer, Ipanema Reefer, Unity Reefer, Sonoda Reefer.

© Mike Griffiths

Steel single screw “Kanda 445-433k Standards + Variants” motor vessel built in 1974 by Onomichi Zosen K.K., Onomichi (Yard No 246) as Refrigerated Cargo ship.

Technical Data

  • Length: 162.80 m (overall) 152.00 m (between perpendiculars)
    Breadth: 22.60 m
    Depth: 13.50 m
    Draught: 9.022 m
    Tonnage: 10136 – 9996 gross/5902 – 5877 net/ 10704t deadweight
    Engines: 2 Oil 2SA 8-cylinder B & W diesels
    Power: 11401 kW/15500 bhp
    Speed: 20.5 knots (max)
    Capacity: 12514m³
    Call Sign: H3CU (Unity Reefer),P3Xw2 (Ipananema Reefer)
    IMO Number: 7353250
    Official Number: 708572 (LR 1993 – 94)
    Port of Registry: Panama, Limassol/Cyprus, Japan
    Sister-Ship: Golfo De Batabano, Golfo De Guacanayab, Golfo De Guanahacabibes, Ocean Reefer, Oceano Artico, Pacific Reefer, Ryutu Reefer


One of seven, five from Kanda for the Cuban state fleet and two from Onomichi. They had four holds, three forward and one aft of the engine room, and four side doors on each side.

1974: Completed as SONODA REEFER.

© Mike Griffiths

© Mike Griffiths

1976: Renamed UNITY REEFER. Registered Owner; Unity Reefer Navigation S.A.

© Gordon Wise

© Gordon Wise (@ Dover)

© Joerg Seyler

© Joerg Seyler (Summer 1981)

@ 1984 -1985: Registered Owner; New Ocean International S.A.

© Chris Howell

© Chris Howell (08/03/1985)

1988: Renamed IPANEMA REEFER. Registered Owner; Frutier Shipping Co. Ltd. Registered Manager; International Reefer Services S.A.

© Joerg Seyler

© Joerg Seyler (Hamburg 1990

Feb 1993: Renamed ARGO REEFER.

© Pascal Bredel  © Pascal Bredel

© Pascal Bredel (Le Havre 19/06/1995)

September 1995: Renamed PARANA.

December 1995: Renamed RIO PANAMA.

1999: Renamed RIO PARANA.

April 1999: Renamed RIA 1

July 3rd 1999: Arrived Alang for scrapping

All information is believed to be correct and no responsibility is accepted for any errors or omissions. All items included in this article are subject to © copyright. We would like to take this opportunity of thanking: Pascal Bredel, Mike Griffiths, Chris Howell, Joerg Seyler and Gordon Wise for their assistance in producing this feature.

Article © Nigel Thornton and Ray Goodfellow (Dover Ferry Photos Group)

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