Table 6.

Fatty acid profile of shrimp heads (g/100 g of total fatty acids).

Fatty Acid	L.v	M.r	P.m	F.c	P.j
C12:0	0.05 ± 0.00 b	1.05 ± 0.00 a	0.12 ± 0.00 b	0.05 ± 0.00 c	0.19 ± 0.00 b
C13:0	0.03 ± 0.00 b	0.59 ± 0.00 a	0.04 ± 0.00 b	0.06 ± 0.00 c	0.08 ± 0.00 b
C14:0	3.27 ± 0.00 c	10.88 ± 0.01 a	9.28 ± 0.01 a	4.49 ± 0.00 c	6.54 ± 0.00 b
C15:0	1.74 ± 0.00 c	4.33 ± 0.00 a	1.77 ± 0.00 c	2.40 ± 0.00 c	3.11 ± 0.00 b
C16:0	32.76 ± 0.01 a	18.20 ± 0.02 ab	16.90 ± 0.29 ab	31.86 ± 0.01 a	30.04 ± 0.02 a
C17:0	2.74 ± 0.00 b	4.94 ± 0.00 a	2.80 ± 0.00 b	2.56 ± 0.00 b	4.48 ± 0.00 a
C18:0	16.90 ± 0.01 c	11.50 ± 0.03 d	25.93 ± 0.02 a	14.94 ± 0.01 c	23.53 ± 0.01 b
C20:0	0.87 ± 0.00 b	2.36 ± 0.00 a	0.92 ± 0.00 b	1.08 ± 0.00 b	1.02 ± 0.00 b
C21:0	0.32 ± 0.00 c	1.13 ± 0.00 a	0.18 ± 0.00 b	0.51 ± 0.00 b	0.20 ± 0.00 b
C22:0	1.00 ± 0.00 b	1.99 ± 0.00 a	0.82 ± 0.00 b	1.44 ± 0.00 b	0.59 ± 0.00 b
C23:0	2.33 ± 0.00 b	3.22 ± 0.00 a	2.03 ± 0.00 b	1.13 ± 0.00 c	3.10 ± 0.00 a
C24:0	0.62 ± 0.00 a	1.35 ± 0.01 a	0.75 ± 0.00 a	0.71 ± 0.00 a	0.23 ± 0.00 b
C16:1	2.08 ± 0.00 c	5.38 ± 0.00 a	3.41 ± 0.00 b	2.30 ± 0.00 c	3.63 ± 0.00 b
C17:1	0.11 ± 0.00 b	0.58 ± 0.00 a	0.19 ± 0.00 b	0.25 ± 0.00 b	0.51 ± 0.00 b
C18:1	10.48 ± 0.00 b	3.17 ± 0.00 d	3.29 ± 0.00 d	12.66 ± 0.01 a	5.71 ± 0.00 c
C20:1	0.81 ± 0.00 a	0.25 ± 0.00 b	0.71 ± 0.01 b	1.20 ± 0.00 a	0.61 ± 0.00 a
C22:1	0.06 ± 0.00 a	0.11 ± 0.00 a	0.11 ± 0.00 a	0.19 ± 0.00 a	0.04 ± 0.00 a
C24:1	0.19 ± 0.00 a	0.14 ± 0.00 a	0.33 ± 0.00 a	0.23 ± 0.00 a	0.06 ± 0.00 a
C18:2n-6	10.34 ± 0.00 b	0.01 ± 0.00 d	11.04 ± 0.00 ab	10.83 ± 0.00 a	0.82 ± 0.00 c
C18:3n-3	0.02 ± 0.00 a	0.26 ± 0.00 a	0.04 ± 0.00 a	0.01 ± 0.00 a	0.03 ± 0.00 a
C18:3n-6	0.91 ± 0.00 b	3.29 ± 0.01 a	0.74 ± 0.00 b	0.74 ± 0.00 b	0.35 ± 0.00 c
C20:2n-6	0.88 ± 0.00 b	2.77 ± 0.03 a	0.65 ± 0.00 b	0.95 ± 0.00 b	0.57 ± 0.00 b
C20:3n-3	0.12 ± 0.00 a	0.28 ± 0.00 a	0.12 ± 0.00 a	0.07 ± 0.00 a	0.12 ± 0.00 a
C20:3n-6	0.16 ± 0.00 b	2.20 ± 0.00 a	0.12 ± 0.00 b	0.14 ± 0.00 c	0.09 ± 0.00 b
C20:4n-6	0.33 ± 0.00 c	1.99 ± 0.00 a	0.13 ± 0.00 c	0.69 ± 0.00 b	0.04 ± 0.00 c
C20:5n-3(EPA)	5.15 ± 0.00 c	10.29 ± 0.00 a	9.85 ± 0.00 b	3.08 ± 0.00 d	7.25 ± 0.00 b
C22:2n-6	0.09 ± 0.00 a	0.18 ± 0.00 a	0.10 ± 0.00 a	0.05 ± 0.00 a	0.04 ± 0.00 a
C22:4n-6	0.80 ± 0.00 c	1.59 ± 0.00 b	0.92 ± 0.00 d	0.23 ± 0.00 e	1.60 ± 0.00 a
C22:5n-3	0.11 ± 0.00 b	0.23 ± 0.00 b	0.05 ± 0.00 b	0.04 ± 0.00 b	0.90 ± 0.00 a
C22:5n-6	0.12 ± 0.00 a	0.14 ± 0.00 a	0.13 ± 0.00 a	0.07 ± 0.00 a	0.12 ± 0.00 a
C22:6n-3(DHA)	4.57 ± 0.00 a	5.47 ± 0.00 a	6.44 ± 0.06 a	4.90 ± 0.00 a	4.33 ± 0.00 a
SFAs	62.65	61.54	63.63	62.35	73.16
MUFAs	13.72	9.63	6.05	15.83	10.58
PUFAs	23.6	28.7	30.33	21.8	16.26
PUFAs/SFAs	0.38	0.47	0.48	0.35	0.22
EPA+DHA	9.72	15.76	16.29	7.98	11.58
DHA/EPA	0.89	0.53	0.65	1.59	0.60
n-6/n-3	1.36	0.75	0.83	1.68	0.37

Note: Values in the same row that do not share the same superscript letter are significantly different (p < 0.05).