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Table 3 Proximate composition (%) of the carcass of Clarias gariepinus

From: Effects of ascorbic acid and iron nanoparticles supplements on hyperthermia-induced stress in African catfish, Clarias gariepinus (Burchell, 1822)

Parameters (%)

Sample initial (%)

Final sample of fish

T1 (Control)

T2

T3

T4

T5

Moisture

14.62 ± 0.11a

13.80 ± 0.09b

12.82 ± 0.03c

10.93 ± 0.04e

10.21 ± 0.02e

11.20 ± 0.05d

Ash

10.06 ± 0.08e

11.31 ± 0.12d

13.20 ± 0.05c

13.38 ± 0.07c

15.33 ± 0.03a

14.33 ± 0.05b

Fat/lipid

13.73 ± 0.08a

11.98 ± 0.10c

13.18 ± 0.05b

11.65 ± 0.08d

10.75 ± 0.04e

10.32 ± 0.07f

Crude protein

60.77 ± 0.13c

62.73 ± 0.10b

60.01 ± 0.08d

63.91 ± 0.05a

63.00 ± 0.09b

63.73 ± 0.09a

NFE

0.81 ± 0.08a

0.17 ± 0.03c

0.79 ± 0.12a

0.67 ± 0.17a

0.71 ± 0.01a

0.41 ± 0.02b

  1. Nitrogen free extract (NFE) as calculated as 100 – (crude protein + moisture + ether extract + ash + crude fibre)
  2. Figures in each column having the same superscripts are not significantly different (P > 0.05)
  3. Mean in a given row with the same letter a, b, c, d or e were not significantly different at (P > 0.05)