Viking Lady and Viking Athene were due to start the 75-day assignment this month.
Also in the Norwegian sector, Statoil has extended the contract for the LNG-powered PSV Viking Energy by two years from late April 2016. The deal carries a one-year extension option.
Viking Energy was the world’s first LNG-fuelled PSV when it was delivered in 2003. The vessel has since remained on contract to Statoil.
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