** Falkland Islands oil explorers Rockhopper Exploration and Falkland Oil and Gas up 10-14 pct afterthey said they would start their 2015 drilling program in March
** Rockhopper and Falkland Oil and Gas said theirshared drilling rig was being moved from West Africa to startwork in the first week of March
** Both stocks among top gainers on the AIM Oil and Gasindex
** Premier Oil Plc, which will run the companies'2015 drilling program, also up 5 pct (abhiram.nandakumar.thomsonreuters.com@reuters.net)