Swift Energy Co., Houston, (NYSE: SFY) plans to acquire majority working interests in five primarily onshore South Louisiana properties from BP America Production Co., a subsidiary of BP Plc., London, (NYSE: BP) for $157.3 million in cash and debt. The assets include the Bayou Sale, Horseshoe Bayou and Jeanerette fields all in St. Mary Parish, High Island Field in Cameron Parish and Bayou Penchant Field in Terrebonne Parish. The fields are all near Swift Energy's Cote Blanche Island Field and have total production of 12 million cubic feet of gas equivalent per day, with total proved reserves of approximately 58.2 billion cubic feet of gas equivalent (67% developed) and probable reserves of 28.1 billion cubic feet equivalent.