International Journal of Aquaculture, 2026, Vol.16, No.4, 243-281 http://www.aquapublisher.com/index.php/ija 259 Table 14 Tukey’s HSD analysis of morphometric parameters of fish fed with control and Chitin mixed diets under normal and Aeromonas hydrophila infection S. No. Pairwise comparisons Tukey’s HSD Q – value p – value 1 T1 : T2 0.29 0.23 0.99841NS 2 T1 : T3 0.24 0.20 0.99902NS 3 T1 : T4 0.10 0.08 0.99993NS 4 T2 : T3 0.04 0.03 0.99999NS 5 T2 : T4 0.39 0.31 0.99612NS 6 T3 : T4 0.34 0.28 0.99726NS T1 – Healthy fish fed with control diet, T2 - Aeromonas infected fish fed with control diet, T3 – Healthy fish fed with Chitin mixed diet, T4 – Aeromonas infected fish fed with Chitin mixed diet, Q-value - studentized range statistic value, p <0.05 - Significant p-value* = Significant, p-value** = highly significant, p-value*** = extremely significant, p-valueNS = Not Significant Table 15 Comparative morphometric parameters of fish fed with control and Chitosan mixed diets under normal and Aeromonas hydrophila infection S. No. Morphometric parameter Control feed Chitosan feed Healthy fish (T1) Aeromonas infected fish (T2) Healthy fish (T3) Aeromonas infected fish (T4) 1 BL (cm) 1.4 1.3 1.9 1.5 2 BW (cm) 0.7 0.4 0.4 0.3 3 W (g) 18.7 15.6 28.1 22.8 4 HL (cm) 0.5 0.6 0.4 0.2 5 HD (cm) 0.5 0.5 0.3 0.2 6 ED (cm) 0.2 0.2 0.1 0.1 7 PD (cm) 0.1 0.1 0.2 0.1 8 CPL (cm) 0.7 0.5 0.3 0.4 9 CPW (cm) 0.2 0.3 0.1 0.3 10 CFL (cm) 0.4 0.3 0.6 0.4 11 DFL (cm) 0.5 0.4 0.5 0.3 12 PcFL (cm) 0.5 0.4 0.5 0.2 13 PlFL (cm) 0.4 0.4 0.4 0.5 14 AFL (cm) 0.4 0.2 0.4 0.3 Table 16 One-way ANOVA analysis of morphometric parameters of fish fed with control and Chitosan mixed diets under normal and Aeromonas hydrophila infection Source SS DF MS F – value Between groups (Treatment) 6.3621 3 2.1207 0.06473 Within groups 1703.72 52 32.7638 Total 1710.0821 55 SS - Sum of Squares, DF - Degrees of Freedom, MS - Mean Squares, F-value -- variation between mean values
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