author(s)
Khalid Usman, Khalid Pervaiz, Hakim Khan, Hameed Ur Rehman, Sumaira M Hussain, Haleema Sadia, Malik Naveed Akhtar and Mujadad Ur Rehman

abstract
The research work was conducted on River Harrow KP, Pakistan. Duration of the current study was 3 years, i.e. from March, 2013 to February, 2016. For collection of fish fauna five sampling sites were selected. Fishes were collected with the help of various fish gars and identified belong to 3 Orders, 6 Families, 13 Genera’s and 15 Species. In the present study Cyprinidae was the richest Family which was represented by 10 Species; Siluridae, Sisoridae, Bagridae, Schilbeidae and Mastacembelidae were represented by only one species, each respectively. From the present study, it can be concluded that River Harrow is rich in ichthyofauna. Furthermore, the river water was badly affected by anthropogenic pollution.