Khadim Hussain Memon, Amir Mahmood Memon, Tahira Jabeen Ursani, Abdul Manan Shaikh and Sapna Waheed Memon, 2022. Population Parameters and Exploitation Status of Clown Knifefish Notopterus chitala (Hamliton, 1822) from Indus River, Pakistan. Pakistan J. Zool., 54: 889-899. DOI: https://dx.doi.org/10.17582/journal.pjz/20200615120649