Okanj (Serbian Окањ) is a saline oxbow lake situated near the village of Elemir in the Zrenjanin commune, western Banat, Vojvodina Province, Serbia. It was formed from a meander of the Tisa River (UTM: DR43) and is now about 4.5 kilometres (2.8 mi) from the river's left bank.The whole depression occupies 200 hectares and contains brackish water. In some parts the edges are surrounded by reeds, and there are also extreme saline edges, with short halophylous vegetation.