Table 3.
Fatty acids | Salinity | |||
---|---|---|---|---|
0‰ | 6‰ | 12‰ | 18‰ | |
C14:0 | 0.30 ± 0.01bc | 0.32 ± 0.01b | 0.44 ± 0.02a | 0.28 ± 0.01c |
C15:0 | 0.20 ± 0.00bc | 0.21 ± 0.01b | 0.27 ± 0.02a | 0.17 ± 0.00c |
C16:0 | 11.22 ± 0.06c | 12.59 ± 0.29b | 15.49 ± 0.54a | 13.04 ± 0.27b |
C17:0 | 0.35 ± 0.00b | 0.31 ± 0.01b | 0.44 ± 0.05a | 0.28 ± 0.01b |
C18:0 | 7.14 ± 0.13bc | 6.71 ± 0.15c | 8.58 ± 0.13a | 7.45 ± 0.15b |
C20:0 | 0.72 ± 0.00b | 0.74 ± 0.02b | 0.92 ± 0.04a | 0.74 ± 0.02b |
C22:0 | 0.73 ± 0.01b | 0.84 ± 0.02b | 1.10 ± 0.12a | 0.86 ± 0.02b |
∑SFA | 20.67 ± 0.20c | 21.74 ± 0.51bc | 27.24 ± 0.33a | 22.81 ± 0.47b |
C16:1n7 | 2.91 ± 0.02b | 3.64 ± 0.08a | 3.85 ± 0.18a | 3.16 ± 0.07b |
C18:1n9 | 18.99 ± 0.22 | 19.93 ± 0.46 | 19.55 ± 0.10 | 19.47 ± 0.40 |
C18:1n7 | 3.12 ± 0.04b | 3.67 ± 0.08a | 3.23 ± 0.03b | 3.09 ± 0.07b |
C20:1n7 | 0.81 ± 0.01b | 0.87 ± 0.02a | 0.72 ± 0.02c | 0.82 ± 0.02ab |
∑MUFA | 25.83 ± 0.31b | 28.13 ± 0.65a | 27.35 ± 0.28ab | 26.55 ± 0.55ab |
C18:2n6 | 7.02 ± 0.03c | 7.52 ± 0.17ab | 7.20 ± 0.09bc | 7.93 ± 0.16a |
C18:3n3 | 0.38 ± 0.00b | 0.44 ± 0.01a | 0.45 ± 0.01a | 0.40 ± 0.01b |
C20:2n6 | 2.30 ± 0.04a | 2.09 ± 0.05b | 1.79 ± 0.09c | 2.39 ± 0.05a |
C20:3n6 | 0.17 ± 0.01b | 0.20 ± 0.00ab | 0.08 ± 0.03c | 0.21 ± 0.01a |
C20:4n6 | 18.20 ± 0.38b | 18.58 ± 0.43b | 16.72 ± 0.25c | 20.48 ± 0.42a |
C20:5n3 | 9.27 ± 0.19a | 8.22 ± 0.19b | 7.56 ± 0.14c | 7.07 ± 0.15c |
C22:6n3 | 4.78 ± 0.10ab | 5.00 ± 0.11a | 4.17 ± 0.14c | 4.45 ± 0.09bc |
∑PUFA | 42.13 ± 0.75a | 42.04 ± 0.97a | 37.95 ± 0.56b | 42.92 ± 0.88a |
n-3PUFA | 14.43 ± 0.29a | 13.65 ± 0.32a | 12.18 ± 0.28b | 11.92 ± 0.25b |
n-6PUFA | 27.69 ± 0.46b | 28.39 ± 0.66b | 25.77 ± 0.28c | 31.01 ± 0.64a |
n-3/n-6 | 0.52 ± 0.00a | 0.48 ± 0.00b | 0.47 ± 0.01c | 0.38 ± 0.00d |
∑HUFA | 32.42 ± 0.68a | 31.99 ± 0.74a | 28.50 ± 0.55b | 32.21 ± 0.66a |
Data are presented as mean ± SE. Values within the same row with different letters indicate significant difference (P < 0.05). ∑SFA: total saturated fatty acid; ∑MUFA: total monounsaturated fatty acid; ∑PUFA: total polyunsaturated fatty acid; ∑HUFA: total highly unsaturated fatty acid.