Guishan Island (Yilan)
Guishan Island / Gueishan Island or Steep Island or Turtle Island (Chinese: 龜山島; Hanyu Pinyin: Guīshāndǎo; Tongyong Pinyin: Gueishandǎo; Wade–Giles: Kuei1-shan1-tao3; lit. 'Turtle Mountain Island'), also known as Kweishan Island or Kueishan Island, is an island in the Pacific Ocean, part of Toucheng Township, Yilan County, Taiwan and located 9.1 km (5.7 mi) east of port of Kengfang Fishery Harbor. The island's name is derived from the resemblance of the topography of the island to that of a turtle. The island is a dormant volcano that last erupted in 1785.
| Guishan (Gueishan) Island; Kueishan (Kweishan) Island | |
|---|---|
| Highest point | |
| Elevation | 361 m (1,184 ft) |
| Prominence | 361 m (1,184 ft) |
| Coordinates | 24°50′31″N 121°57′06″E |
| Dimensions | |
| Area | 2.841 km2 (1.097 sq mi) (prior to 2024) |
| Geography | |
Guishan (Gueishan) Island; Kueishan (Kweishan) Island Philippine Sea, off the NE coast of Yilan, Taiwan | |
| Geology | |
| Age of rock | Pleistocene |
| Mountain type | Stratovolcano |
| Last eruption | 1853 |
There is a smaller island south of Gueishan Island called Gueiluan Island (Chinese: 龜卵島; Hanyu Pinyin: Guīluǎndǎo; Tongyong Pinyin: Gueiluǎndǎo; Wade–Giles: Kuei1-luan3-tao3; lit. 'Turtle Egg Island').