Mariveles Reef Mariveles Reef is a low-tide elevation located in the Spratly Islands. Malaysia first took possession of the feature in 1986. U.S. Board of Geographic Names: Mariveles ReefChina: Nanhai Jiao, 南海礁Philippines: Mariveles ReefTaiwan: Nanhai Jiao, 南海礁Malaysia: Terumbu MontananiVietnam: Đá Kỳ Vân Occupied by: MalaysiaLegal Status: Low-tide elevationGPS: 7° 58' 12" N, 113° 55' 3" E Overview Images December 15, 2017 January 28, 2016 January 31, 2015