Johnson South Reef Johnson South Reef Johnson South Reef (; ), also known as Chigua Reef in China, Gạc Ma Reef in Vietnam and Mabini Reef in the Philippines is a reef in the southwest portion of the Union Banks in the Spratly Islands of the South China Sea. It is controlled by the People's Republic of China (PRC), but its ownership is disputed by the PRC, the Philippines, Taiwan, and Vietnam. Johnson South Reef lies adjacent to the Vietnamese-controlled Collins Reef (also known as Johnson North Reef) which lies to the northwest. It is naturally above water only at low tide. Prior
Naples Reef tidewater goby, the white-tailed kite, and the red-legged frog. Naples reef faces a variety of threats including overfishing, coastal development and climate change. It is one of the most biologically productive locations in all of Southern California and despite being a mainland reef, it is ecologically more connected to the northern Channel Islands. The area has immense historic and cultural importance for local Native American tribes. The United States Department of the Interior has declared the adjacent undeveloped coastline "globally significant". Naples Reef Naples Reef is a reef located off the Gaviota Coast of Santa Barbara County, California. It is