Mayurakshi River (বাংলা: ময়ূরাক্ষী) (also called Mor River) is a major river in West Bengal, India, with a long history of devastating floods. It has its source on Trikut hill, about 16 kilometres (10 mi) from Deoghar in Jharkhand state. It flows through Jharkhand and then through the districts of Birbhum and Murshidabad in West Bengal before flowing into the Hooghly River. The river is about 250 kilometres (160 mi) long.Mayurakshi literally means "peacock eyes" (mayur/mor=peacock, akshi=eye).