Mayank, P. and Dwivedi, A.C. 2025. Age Pyramid Assessment of Commercially Important Fishes, Cirrhinus mrigala and Oreochromis niloticus, from the Tropical Yamuna River, India. Insights in Biology and Medicine. 9, 1 (Jul. 2025), 001–004. DOI:https://doi.org/10.29328/journal.ibm.1001029.