SALELE ABUBAKAR, H., Omolegho Oshoke, J. and Usman Shehu, S. 2023. The Effects of Roselle (Hibiscus sabdariffa) Calyx as Dietary Additive on the Growth Performance, Nutrient Utilization, and Haematological Parameters of Clarias gariepinus Fingerlings. UMYU Scientifica. 2, 1 (Mar. 2023), 68–75. DOI:https://doi.org/10.56919/usci.2123.009.