An Evaluation of Replacing Fish Meal with Fermented Soybean Meal in Diet of Hybrid Snakehead (Channa argus × Channa maculata): Growth, Nutrient Utilization, Serum Biochemical Indices, Intestinal Histology, and Microbial Community

Table 3

Effects of fermented soybean meal substituting fish meal on growth performance of hybrid snakehead.

Items	CON	FM-30	FM-25	FM-20	FM-15
IBW (g)
FBW (g)	^a	^a	^b	^c	^c
WGR (%)	^a	^a	^b	^c	^c
FCR	^c	^bc	^b	^a	^a
FI (g/fish)	^a	^a	^b	^c	^c
Survival (%)
SGR (% BW/day)	^a	^a	^b	^c	^c
(g/cm^3)
VSI (%)

IBW: initial body weight; FBW: final body weight; WGR: weight gain; FCR: feed conversion ratio; FI: feed intake; SGR: specific growth rate; : condition factor; VSI: viscerosomatic index. In the same row, values with different letter superscripts indicate significant differences ().