Collins Reef, also known as Johnson North Reef/Johnson Reef North; Vietnamese: Đá Cô Lin; Roxas Reef (Filipino: Bahura ng Roxas); Mandarin Chinese: 鬼喊礁; pinyin: Guǐhǎn Jiāo, is a Vietnamese occupied and controlled reef and the westernmost feature of Union Banks Atoll near the centre of Dangerous Ground in the Spratly islands in the South China Sea. It is also claimed by China (PRC), Taiwan (ROC), and the Philippines.

Location

Collins Reef lies at 9°46′26″N 114°15′20″E / 9.7738889°N 114.2555556°E / 9.7738889; 114.2555556 (9°46′26″N 114°15′20″E / 9.7738889°N 114.2555556°E / 9.7738889; 114.2555556), to the northwest of Johnson South Reef, at the southwestern corner of the Union Banks.