The company posted a loss of $55 million, improving on the 2012 loss of $176 million.
Delay and debottlenecking of the Deep Panuke platform offshore Canada cost the company $37 million.
The carrying value of the ThunderHawk facility let to a $65 million impairment based on production trends from current reserves, and projections from planned new fields.
Another $53 million was written down against two other vessels.
Underlying