. 2023 Jan 2;13(1):173. doi: 10.3390/ani13010173

Table 7.

Total lipid (g/100 g) and FA composition of fillets from rainbow trout fed the three experimental diets, expressed as % of total FA. Results are presented as mean ± SD (n = 15). Different letters within the same row mean statistical difference (p < 0.05).

	HM0	HM3	HM20
Total lipid	3.985 ± 0.58 ^b	3.880 ± 0.79 ^b	3.352 ± 0.40 ^a
Fatty acids
C12:0	0.12 ± 0.01 ^a	0.17 ± 0.01 ^a	0.74 ± 0.18 ^b
C14:0	3.47 ± 0.19 ^b	3.38 ± 0.22 ^b	2.73 ± 0.24 ^a
C16:0	15.75 ± 0.49 ^c	14.53 ± 0.52 ^b	11.54 ± 0.76 ^a
C16:1n-7	5.35 ± 0.28 ^a	5.71 ± 0.28 ^b	5.85 ± 0.45 ^b
C18:0	3.78 ± 0.13 ^c	3.46 ± 0.09 ^b	2.94 ± 0.16 ^a
C18:1n-9	18.07 ± 1.02 ^a	18.13 ± 0.73 ^a	19.72 ± 1.07 ^b
C18:1n-7	2.88 ± 0.07 ^a	2.96 ± 0.09 ^b	2.92 ± 0.09 ^ab
C18:2n-6 (LA)	9.45 ± 0.64 ^a	9.49 ± 0.42 ^a	10.69 ± 0.52 ^b
C18:3n-3 (ALA)	1.74 ± 0.13 ^a	1.71 ± 0.09 ^a	1.88 ± 0.12 ^b
C18:4n-3	1.39 ± 0.10 ^a	1.46 ± 0.07 ^a	1.57 ± 0.12 ^b
C20:1n-9	1.55 ± 0.07 ^a	1.54 ± 0.11 ^a	1.70 ± 0.11 ^b
C20:4n-6	1.08 ± 0.05	1.10 ± 0.06	1.07 ± 0.06
C20:5n-3 (EPA)	6.12 ± 0.39	6.38 ± 0.33	6.33 ± 0.60
C22:1n-11	1.06 ± 0.07 ^b	1.07 ± 0.10 ^a	1.27 ± 0.14 ^b
C22:5n-3 (DPA)	1.50 ± 0.09 ^ab	1.20 ± 0.72 ^a	1.71 ± 0.11 ^b
C22:6n-3 (DHA)	19.24 ± 1.60 ^a	20.80 ± 2.09 ^b	20.16 ± 1.33 ^ab
Σ SFA	24.48 ± 0.74 ^c	22.82 ± 0.79 ^b	19.07 ± 1.05 ^a
Σ MUFA	29.93 ± 1.19 ^a	30.47 ± 1.17 ^a	32.59 ± 0.90 ^b
Σ n-6 PUFA	12.15 ± 0.69 ^a	12.18 ± 0.45 ^a	13.60 ± 0.58 ^b
Σ n-3 PUFA	31.04 ± 1.70 ^a	32.18 ± 1.85 ^ab	32.61 ± 1.59 ^b

SFA: saturated fatty acids; MUFA: monounsaturated fatty acids; PUFA: polyunsaturated fatty acids. The following FA, found below 0.5% of the total FAME, were utilized for calculating the Σ classes of FA but they are not listed: C13:0, C14:1n-5, isoC15:0, anteisoC15:0, C15:0, isoC16:0, C16:1n-9, C16:2n-4, C17:0, C16:3n-4, C17:1, C16:4n-1, C18:2n-4, C18:3n-6, C18:3n-4, C18:4n-1, C20:0, C20:1n-11, C20:1n-7, C20:2n-6, C20:3n-6, C20:3n-3, C20:4n-3, C22:0, C22:1n9, C22:1n-7, C22:2n-6, C21:5n-3, C22:4n-6, C22:5n-6, C24:0.