Ghosh, D. and Saha, S.K. 2023. Assessment of the Toxic Effect of Hexavalent Chromium on the Hematological Indices in Nile Tilapia, Oreochromis Niloticus . Journal of Advanced Zoology. 44, S3 (Oct. 2023), 282–293. DOI:https://doi.org/10.17762/jaz.v44iS-3.597.