The 5,900-dwt Skandi Seven (built 2008) will remain with thecompany for two more years from this month.
Oslo-listed Dof did not disclose the terms of the deal.
The UK-flagged vessel is currently operating in theNorwegian North Sea.
Subsea 7 has exercised the final charter extension option on a Dof Subsea construction vessel.
The 5,900-dwt Skandi Seven (built 2008) will remain with thecompany for two more years from this month.
Oslo-listed Dof did not disclose the terms of the deal.
The UK-flagged vessel is currently operating in theNorwegian North Sea.