Shell and its partner Sunlink Energies and Resources Limited have taken a final investment decision on the HI gas project offshore Nigeria, which will supply additional gas volumes to Nigeria LNG, the supermajor said on Tuesday. The HI project, expected to start up by the end of the decade, will supply 350 million standard cubic feet, or about 60,000 barrels of oil equivalent, of gas per day at peak production to Nigeria LNG (NLNG), in which Shell holds a 25.6% interest. The project will entail of a wellhead platform with four…