British energy major BP on Wednesday announced oil and gas discoveries in the North Sea, in a boost for the company and local industry. The discoveries were made in Capercaillie in the central North Sea, and in Achmelvich, west of Shetland, the company said in a statement. BP fully owns the Capercaillie well, while the Achmelvich well is a partnership between operator BP (52.6 percent), Royal Dutch Shell (28 percent) and US peer Chevron (19.4 percent).