LONDON (Dow Jones) --U.K. natural gas grid operator National Grid PLC (NGG) said Tuesday the Gaselys liquefied natural gas ship berthed at its Isle of Grain regassification terminal in Kent, southeast England, Monday. The Isle of Grain terminal is able to import 9.8 million metric tons of LNG a year. U.K.-based oil and gas company BP PLC (BP), state-owned Algerian energy company Sonatrach, U.K. utility Centrica PLC (CNA.LN) and French utility GDF Suez SA (GSZ.FR) are the capacity holders at the terminal. -By Angela Henshall, Dow Jones Newswires; +44 (0)20 7842 9285; angela.henshall@dowjones.com (END) Dow Jones Newswires June 29, 2010 10:22 ET (14:22 GMT)