Comparison of total lipids and fatty acids from liver, heart and abdominal muscle of scalloped (Sphyrna lewini) and smooth (Sphyrna zygaena) hammerhead sharks

Davidson, Bruce Clement; Nel, Wynand; Rais, Afsha; Namdarizandi, Vahid; Vizarra, Scott; Cliff, Geremy

doi:10.1186/2193-1801-3-521

SpringerPlus

Table 5 Comparison of the fatty acids of the scalloped and smooth hammerhead abdominal muscle samples

From: Comparison of total lipids and fatty acids from liver, heart and abdominal muscle of scalloped (Sphyrna lewini) and smooth (Sphyrna zygaena) hammerhead sharks

Fatty acid	Scalloped						Smooth
µ ± SD	Pooled n = 9	Spring n = 3	Summer n = 6	North n = 3	Mid n = 3	South n = 3	Pooled n = 10	Spring n = 3	Summer n = 3	Autumn n = 1	Winter n = 3	Mid n = 7	South n = 3
14:0	0.86 ± 0.17	0.98 ± 0.34	0.72 ± 0.18	0.58 ± 0.13	0.73 ± 0.20	1.27 ± 0.17	1.47 ± 0.38	0.60 ± 0.04	1.83 ± 0.28	1.45	2.25 ± 0.40	1.47 ± 0.36	1.09 ± 0.53
16:0	13.52 ± 2.09	12.43 ± 1.62	13.50 ± 1.09	11.60 ± 0.38	13.79 ± 2.63	15.18 ± 0.77	15.77 ± 1.77	13.35 ± 0.49	17.08 ± 2.46	14.44	18.08 ± 1.41	15.77 ± 1.67	15.28 ± 1.52
18:0	16.75 ± 1.05	16.54 ± 1.20	17.72 ± 1.66	17.07 ± 1.83	17.92 ± 1.97	15.27 ± 2.95	14.07 ± 1.65	18.82 ± 2.55	13.29 ± 1.88	10.07	10.10 ± 0.25	14.07 ± 1.44	18.02 ± 2.64
TotalSFA	31.14 ± 2.73	29.97 ± 1.37	31.94 ± 3.30	29.25 ± 1.57	32.43 ± 1.25	31.74 ± 2.16	31.42 ± 2.86	32.78 ± 3.16	32.21 ± 2.33	27.00	30.42 ± 2.35	31.42 ± 1.82	34.40 ± 2.12
14:1n7	5.90 ± 3.61	6.61 ± 0.76	6.21 ± 1.17	9.07 ± 1.80	6.40 ± 1.55	2.22 ± 0.47	3.90 ± 1.53	6.10 ± 0.86	3.30 ± 0.61	2.19	2.33 ± 0.04	3.90 ± 1.42	4.84 ± 1.98
16:1n9	1.36 ± 0.52	1.89 ± 0.58	0.77 ± 0.28	0.84 ± 0.12	1.06 ± 0.20	2.18 ± 0.74	3.64 ± 1.87	1.14 ± 0.23	5.10 ± 1.30	4.99	4.50 ± 0.54	3.64 ± 1.10	2.49 ± 0.42
18:1n9	13.18 ± 1.98	13.83 ± 1.34	13.66 ± 1.91	13.28 ± 1.26	12.68 ± 1.85	13.59 ± 1.33	15.75 ± 1.50	11.97 ± 1.50	20.00 ± 2.65	12.66	16.58 ± 2.12	15.75 ± 1.22	13.55 ± 1.25
TotalMUFA	20.44 ± 2.14	22.33 ± 1.30	20.64 ± 2.36	23.20 ± 1.36	20.14 ± 2.27	17.99 ± 1.28	23.28 ± 1.41	19.22 ± 2.19	28.40 ± 1.20	19.84	23.41 ± 1.63	23.28 ± 1.38	20.87 ± 0.17
16:2n6	0.53 ± 0.22	0.54 ± 0.19	0.42 ± 0.22	0.86 ± 0.06	0.72 ± 0.24	0.00	0.59 ± 0.26	0.61 ± 0.06	0.32 ± 0.13	0.89	0.84 ± 0.19	0.59 ± 0.25	0.40 ± 0.15
18:2n6	0.81 ± 0.25	0.85 ± 0.15	0.96 ± 0.18	0.88 ± 0.10	0.54 ± 0.38	1.01 ± 0.17	1.43 ± 0.26	0.66 ± 0.18	3.05 ± 1.77	0.00	0.86 ± 0.02	1.43 ± 0.81	0.89 ± 0.25
20:2n6	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
20:3n6	0.00	0.00	0.00	0.00	0.00	0.00	0.21 ± 0.05	0.07 ± 0.02	0.11 ± 0.08	0.00	0.69 ± 0.22	0.21 ± 0.19	0.00
20:4n6	7.63 ± 0.61	6.90 ± 0.61	8.04 ± 0.87	8.39 ± 1.30	7.99 ± 0.47	6.52 ± 0.90	5.63 ± 1.05	7.58 ± 0.73	5.01 ± 1.51	4.89	4.00 ± 0.20	5.63 ± 0.84	6.47 ± 0.59
22:4n6	3.95 ± 0.23	3.37 ± 0.60	4.43 ± 0.33	4.26 ± 0.61	3.68 ± 0.02	3.92 ± 0.32	2.11 ± 0.37	3.36 ± 0.32	1.99 ± 0.21	1.11	0.92 ± 0.22	2.11 ± 0.99	3.13 ± 0.66
22:5n6	1.53 ± 0.02	1.15 ± 0.18	1.41 ± 0.28	1.31 ± 0.26	1.65 ± 0.06	1.63 ± 0.68	1.34 ± 0.50	1.21 ± 0.13	1.47 ± 0.19	1.61	1.19 ± 0.39	1.34 ± 0.33	1.61 ± 0.44
Totaln6PUFA	14.45 ± 1.69	12.81 ± 1.01	15.26 ± 1.71	15.70 ± 1.89	14.58 ± 1.30	13.08 ± 1.29	11.31 ± 2.87	13.49 ± 1.10	11.95 ± 1.94	8.50	8.48 ± 0.77	11.31 ± 1.59	12.50 ± 1.62
18:3n3	0.86 ± 0.18	0.96 ± 0.18	0.88 ± 0.25	0.80 ± 0.26	0.71 ± 0.17	1.07 ± 0.13	1.37 ± 0.36	0.66 ± 0.12	1.62 ± 0.28	1.53	1.99 ± 0.30	1.37 ± 0.37	1.50 ± 0.33
18:4n3	0.09 ± 0.02	0.14 ± 0.04	0.09 ± 0.06	0.17 ± 0.03	0.10 ± 0.09	0.00	0.08 ± 0.03	0.16 ± 0.05	0.04 ± 0.01	0.00	0.00	0.08 ± 0.01	0.09 ± 0.05
20:3n3	0.18 ± 0.07	0.25 ± 0.09	0.20 ± 0.08	0.33 ± 0.04	0.21 ± 0.15	0.00	0.19 ± 0.01	0.37 ± 0.15	0.13 ± 0.09	0.00	0.10 ± 0.05	0.19 ± 0.03	0.29 ± 0.17
20:5n3	3.81 ± 0.66	4.18 ± 0.81	3.20 ± 0.59	3.34 ± 0.57	3.28 ± 0.88	4.80 ± 1.73	4.91 ± 0.96	4.54 ± 0.31	3.24 ± 0.35	7.37	6.75 ± 1.48	4.91 ± 0.15	3.66 ± 0.56
22:5n3	4.17 ± 0.67	4.81 ± 1.52	3.36 ± 0.77	3.41 ± 0.47	4.35 ± 0.76	4.74 ± 1.93	4.51 ± 0.78	5.86 ± 1.05	3.47 ± 0.84	4.49	4.04 ± 0.94	4.51 ± 0.16	4.45 ± 0.95
22:6n3	22.30 ± 1.91	23.06 ± 3.03	21.22 ± 2.00	23.03 ± 3.22	22.45 ± 1.46	21.41 ± 2.39	21.32 ± 1.44	22.02 ± 3.92	16.31 ± 1.03	31.29	22.80 ± 2.51	21.32 ± 2.23	20.13 ± 2.33
Totaln3PUFA	32.50 ± 1.53	35.84 ± 1.11	28.95 ± 3.48	31.02 ± 2.04	31.10 ± 2.21	35.36 ± 3.67	32.26 ± 1.30	33.29 ± 2.53	24.82 ± 1.37	44.68	35.66 ± 2.68	32.26 ± 2.68	30.11 ± 2.49
TotalPUFA	46.95 ± 1.70	48.65 ± 3.29	44.21 ± 3.01	46.72 ± 1.91	45.68 ± 3.46	48.44 ± 3.39	43.57 ± 1.41	46.78 ± 3.45	36.77 ± 2.95	53.18	44.14 ± 3.45	43.57 ± 2.59	42.61 ± 3.05

Data shown as mean ± SD.
‘n’ refers to the number of individual fish sampled in all cases.
‘Pooled’ = all sample data pooled irrespective of season or region.
‘TotalSFA’ = total saturated fatty acids.
‘TotalMUFA’ = total monounsaturated fatty acids.
‘TotalPUFA’ = total polyunsaturated fatty acids.
‘Totaln-6PUFA’ = total n-6 polyunsaturated fatty acids.
‘Totaln-3PUFA’ = total n-3 polyunsaturated fatty acids.
Seasons: ‘SP’ = spring; ‘SU’ = summer; ‘AU’ = autumn; ‘WI’ = winter.
Regions: ‘N’ = north; ‘M’ = mid; ‘S’ = south.

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