Nazir, A. and Khan, M.A. 2019. Using otolith weight to predict the age of different stocks of Sperata aor (Siluriformes: Bagridae) from the River Ganga. Revista de Biología Tropical. 67, 3 (Jun. 2019), 534–540. DOI:https://doi.org/10.15517/rbt.v67i3.33985.