Central Sulawesi (IndonesianSulawesi Tengah) is a province of Indonesia. It is located at the centre of the island of Sulawesi, and its capital and largest city is Palu. The 2010 census recorded a population of 2,633,420 for the province.
Established in 1964, Central Sulawesi has an area of 61,841.29 km2 (23,877 sq mi). It is bordered by the provinces of Gorontalo to the north, West Sulawesi, South Sulawesi and South East Sulawesi to the south, by Maluku to the east, and by the Makassar Strait to the west.
Lake Poso (Indonesian: Danau Poso) is a lake in Central Sulawesi, Indonesia, and the third-deepest lake in Indonesia. The lake contains various fish, including the eel Anguilla marmorata which migrates between the lake and the sea, and 11 fish species that are endemic to the lake, notably Adrianichthys, Mugilogobius sarasinorum, Nomorhamphus celebensis, Oryzias nebulosus, O. nigrimas, O. orthognathus and Weberogobius amadi, which are all highly threatened (in some cases possibly already extinct). There is also a large number of endemic Tylomelania freshwater snails in the lake, as well as several endemic Caridina shrimps and Parathelphusid crabs (genera Migmathelphusa, Parathelphusa and Sundathelphusa).