Norwegian OSV group Dof has posted a lower loss in the fourth quarter as it foresees slightly better markets in 2019.

The net deficit was NOK 774m ($89.82m), down from NOK 853m in the same three months of 2017.

Revenue was lower at NOK 1.7bn, against NOK 1.99bn the year before.

But its bottom line was improved by a tax gain of NOK 53m, against a charge of NOK 203m in 2017.