Table 1.
Fatty acids (FA) profile of green Ulva rigida and Codium tomentosum; red Gracilaria gracilis, Palmaria palmata and Porphyra dioica; and brown Fucus vesiculosus macroalgae. Abundances are expressed in relative abundance (%) and values are means of five samples (n = 5) ± standard deviation.
| FA | Ulva rigida | Codium tomentosum | Gracilaria gracilis | Palmaria palmata | Porphyra dioica | Fucus vesiculosus |
|---|---|---|---|---|---|---|
| 14:0 | 3.7 ± 0.4 | 3.2 ± 0.3 | 5.3 ± 0.4 | 9.3 ± 0.6 | 9.3 ± 0.5 | |
| 16:0 | 20.2 ± 0.4 | 22.3 ± 1.2 | 27.1 ± 1.2 | 24.4 ± 1.1 | 23.3 ± 1.1 | 11.9 ± 0.5 |
| 16:1n-7 | 1.3 ± 0.1 | 4.9 ± 0.2 | 2.8 ± 0.8 | 2 ± 0.4 | 18.3 ± 0.7 | 1 ± 0.0 |
| 16:1n-9 | 2.1 ± 0.1 | 0.8 ± 0.0 | 0.9 ± 0.1 | |||
| 16:2n-4 | 0.9 ± 0.1 | |||||
| 16:2n-6 | 0.8 ± 0.1 | 1.8 ± 0.1 | ||||
| 16:3n-4 | 1.7 ± 0.1 | 1.3 ± 0.1 | ||||
| 16:3n-6 | 1.4 ± 0.1 | |||||
| 16:3n-3 | 10.3 ± 0.4 | |||||
| 16:4n-1 | 1.5 ± 0.1 | 3.5 ± 0.3 | ||||
| 16:4n-3 | 19 ± 0.6 | |||||
| 18:0 | 2.9 ± 1 | 2.6 ± 0.6 | 4.6 ± 0.8 | 12.5 ± 6.8 | 4.9 ± 1 | 3.6 ± 1.1 |
| 18:1 * | 9.5 ± 0.3 | 11.1 ± 0.4 | 9.7 ± 0.4 | 2.8 ± 0.5 | 3.3 ± 0.2 | 22.2 ± 1.3 |
| 18:2n-6 | 1.5 ± 0.1 | 3.4 ± 0.1 | 2 ± 0.4 | 1.7 ± 0.1 | 8.5 ± 0.2 | |
| 18:2n-3 | 3.6 ± 0.1 | |||||
| 18:3n-6 | 0.4 ± 0.1 | 2 ± 0.1 | 0.8 ± 0.0 | |||
| 18:3n-3 | 10.9 ± 0.4 | 14 ± 0.6 | 2.7 ± 0.2 | 6.7 ± 0.3 | ||
| 18:4n-3 | 24.4 ± 0.4 | 4.4 ± 0.1 | 7 ± 0.2 | 3.4 ± 0.2 | 6.2 ± 0.3 | |
| 20:3n-6 | 2.4 ± 0.5 | 0.9 ± 0.1 | ||||
| 20:4n-6 | 4.5 ± 0.4 | 35.4 ± 1.5 | 0.9 ± 0.2 | 2.7 ± 0.3 | 16.7 ± 0.7 | |
| 20:4n-3 | 1.2 ± 0.1 | 0.6 ± 0.1 | ||||
| 20:5-n-3 | 1.4 ± 0.1 | 7.9 ± 0.8 | 5.5 ± 0.2 | 51.9 ± 6.5 | 20.5 ± 2.3 | 10.3 ± 0.5 |
| 22:0 | 1 ± 0.1 | 1.7 ± 0.4 | 0.3 ± 0.0 | |||
| 22:5n-3 | 4.1 ± 0.1 |
* The 18:1 value is represented by the normalized sum of two peaks corresponding to C18:1 but whose unsaturation position was not clear to identify for all macroalgae.