Singapore Strait
The Singapore Strait is a 113 km-long, 19 km-wide strait between the Strait of Malacca in the west and the South China Sea in the east. Singapore is on the north of the channel, and the Indonesian Riau Islands are on the south. The two countries... Wikipedia
Average depth: 22 m (72 ft) (minimum, within the nautical channel)
Islands: Pulau Ujong, Kusu Island, Bintan Island, and more
Coordinates: 1°13′N 103°55′E / 01.22°N 103.92°E
Max. length: 114 km (71 mi)