Leni Gas & Oil shares climbed after GY-665, the second of its Goudron development wells, began drilling on May 27th. The drilling is testing the Goudron, Gros Morne and Lower Cruse sandstones, which are known to be productive for oil in offset wells. Three further wells will be be deviated from GY-665. Shares had moved 7.11% higher to 1.30p by 13:55.NR