Collins Reef, also known as Johnson North Reef/Johnson Reef North; ; Roxas Reef ();

Mandarin Mandarin or The Mandarin may refer to: Language * Mandarin Chinese, branch of Chinese originally spoken in northern parts of the country ** Standard Chinese or Modern Standard Mandarin, the official language of China ** Taiwanese Mandarin, Stand ...

, is a Vietnamese occupied and controlled reef and the westernmost feature of

Union Banks Union Banks (Pagkakaisa Banks and Reefs) is a large drowned atoll in the center of Dangerous Ground (South China Sea), Dangerous Ground in the Spratly Islands in South China Sea, west of the Philippine coast, containing islands and reefs whose o ...

Atoll An atoll () is a ring-shaped island, including a coral rim that encircles a lagoon. There may be coral islands or cays on the rim. Atolls are located in warm tropical or subtropical parts of the oceans and seas where corals can develop. Most ...

near the centre of Dangerous Ground in the

Spratly islands The Spratly Islands (; zh, s=南沙群岛, t=南沙群島, p=Nánshā Qúndǎo; ; ) are a disputed archipelago in the South China Sea. Composed of islands, islets, cays, and more than 100 reefs, sometimes grouped in submerged old atoll ...

in the

South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by South China, in the west by the Indochinese Peninsula, in the east by the islands of Taiwan island, Taiwan and northwestern Philippines (mainly Luz ...

. It is also claimed by China (PRC), Taiwan (ROC), and the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

Location

Collins Reef lies at (), to the northwest of

Johnson South Reef Johnson South Reef, also known as Chigua (Chih-kua) Reef (), Gạc Ma Reef (), or Mabini Reef (), 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 Ch ...

, at the southwestern corner of the Union Banks.

References

External links

Maritime Transparency Initiative Island Tracker
Reefs of the Spratly Islands Union Banks Disputed reefs {{vietnam-geo-stub