Table 1 Overview of the FAMEs identified and other substances found in the analysed SAG microalgal strains

14:0

12-methyl-14:0

14:1 (7Z)

16:0

13-methyl-14:0

14:1 (9Z)

17:0

14-methyl-15:0

15:1 (10Z)

18:0

14-methyl-16:0

16:1 (5Z)

19:0

methyl-3, 7, 11, 15-tetramethyl-16:0

16:1 (7Z)

20:0

16- o. 15-methyl-17:0

16:1 (9Z)

21:0

17-methyl-18:0

16:1 (11Z)

22:0

6, 10, 14 trimethyl-2-pentadecanone

17:1 (8Z)

23:0

17:1 (9Z)

24:0

17:1 (10Z)

18:1 (9E)

methyl esters of dienoic FAs

methyl esters of trienoic FAs

18:1 (9Z)

15:2

16:3 (4Z, 7Z, 10Z)

18:1 (11Z)

16:2 (7Z, 10Z)

16:3 (6Z, 9Z, 12Z)

19:1 (11Z)

16:2 (9Z, 12Z)

16:3 (7Z, 10Z, 13Z)

20:1 (11Z)

17:2 (7Z, 10Z)

17:3

22:1 (13Z)

17:2 (9Z, 12Z)

18:3 (5Z, 9Z, 12Z)

24:1 (15Z)

18:2 (6Z, 9Z)

18:3 (6Z, 9Z, 12Z)

18:2 (8Z, xZ)*

18:3 (8Z, 11Z, 14Z)

18:2 (9E, 12E)

18:3 (9Z, 12Z, 15Z)

18:2 (9Z, 12Z)

19:3

18:2 (9Z, 14Z)

19:3

18:2 (11Z, 14Z)

20:3 (7Z, 10Z, 13Z)

19:2 (9Z, 12Z)

20:3 (8Z, 11Z, 14Z)

20:2 (11Z, 14Z)

20:3 (11Z, 14Z, 17Z)

22:2 (13Z, 16Z)

22:3

methyl esters of tetra-, penta-, and hexaenoic FAs

other substances

16:4 (4Z, 7Z, 10Z, 13Z)

(8Z, 11Z)-heptadeca-8, 11-dienal

16:4 (6Z, 9Z, 12Z, 15Z)

3-(3, 5-ditertbutyl-4-hydroxyphenyl) propionate

18:4 (5Z, 9Z, 12Z, 15Z)

3, 7, 11, 15-tetramethyl-2-hexadecen-1-ol

18:4 (6Z, 9Z, 12Z, 15Z)

8-(2-octylcyclopropyl) octadecanoate

19:4

2, 3, 4, 5- tetramethyl-3-hexen

20:4 (5Z, 8Z, 11Z, 14Z)

(5Z, 8Z, 11Z)-15, 16 epoxy 5, 8, 11-octadecadienoate

20:4 (8Z, 11Z, 14Z, 17Z)

Tetradecanamide

22:4 (7Z, 10Z, 13Z, 16Z)

Hexadecanamide

18:5 (3Z, 6Z, 9Z, 12Z, 15Z)

(9Z)-Octadecenamide

20:5 (5Z, 8Z, 11Z, 14Z, 17Z)

9, 10-methylene tetradecanoate

22:5 (4Z, 7Z, 10Z, 13Z, 16Z)

22:5 (7Z, 10Z, 13Z, 16Z, 19Z)

22:6 (4Z, 7Z, 10Z, 13Z, 16Z, 19Z)