FAs (as % of total FAs)

Months of collected of alga

6/03

7/05

6/06

10/07

8/08

6/09

6/10

4/11

4/12

SFA

14:0

4.1 + 0.2

4.2 + 0.2

3.8 + 0.3

3.6 + 0.4

3.8 + 0.6

3.2 + 0.2

3.5 + 0.0

5.3 + 0.0

3.9 + 0.1

15:0

0.5 + 0.0

0.3 + 0.0

0.3 + 0.0

0.3 + 0.0

0.2 + 0.0

0.2 + 0.0

0.2 + 0.0

0.3 + 0.0

0.1 + 0.0

16:0

22.9 + 1.0

17.4 + 0.3

18.2 + 0.5

17.4 + 0.3

20.7 + 0.2

18.4 + 0.2

20.8 + 0.0

17.6 + 0.1

21.8 + 0.9

18:0

0.2 + 0.0

0.8 + 0.0

0.1 + 0.0

0.5 + 0.0

0.4 + 0.0

0.4 + 0.0

0.7 + 0.0

0.6 + 0.0

0.3 + 0.0

20:0

0.2 + 0.0

0.2 + 0.0

0.5 + 0.0

0.1 + 0.0

0.3 + 0.0

0.3 + 0.0

0.2 + 0.0

0.3 + 0.0

0.4 + 0.0

22:0

1.2 + 0.0

0.2 + 0.0

0.4 + 0.0

0.1 + 0.0

0.5 + 0.0

0.1 + 0.0

0.6 + 0.0

0.1 + 0.0

0.8 + 0.0

MUFAs

16:1n-7

7.4 + 0.1

3.7 + 0.1

6.5 + 0.1

6.3 + 0.2

6.3 + 0.5

5.8 + 0.3

6.8 + 0.5

5.9 + 0.1

7.0 + 0.3

18:1n-7

0.5 + 0.0

0.6 + 0.0

0.5 + 0.0

0.7 + 0.0

0.6 + 0.0

0.4 + 0.0

0.4 + 0.0

0.1 + 0.0

0.5 + 0.0

18:1n-9

6.4 + 0.5

7.5 + 0.5

7.0 + 0.1

5.3 + 0.3

5.4 + 0.6

7.7 + 0.4

8.5 + 0.1

9.0 + 0.2

7.8 + 0.4

20:1n-9

1.6 + 0.0

0.9 + 0.0

1.0 + 0.0

1.7 + 0.1

1.7 + 0.3

1.1 + 0.0

1.0 + 0.0

1.2 + 0.1

1.0 + 0.0

22:1n-9

1.1 + 0.0

0.9 + 0.0

1.0 + 0.0

1.2 + 0.0

1.2 + 0.0

0.9 + 0.0

0.6 + 0.0

1.0 + 0.0

0.9 + 0.0

n-6 PUFAs

16:2n-6

0.3 + 0.0

0.4 + 0.0

0.1 + 0.0

0.5 + 0.0

0.1 + 0.0

0.3 + 0.0

0.8 + 0.1

0.5 + 0.0

18:2n-6

9.1 + 0.2

9.2 + 0.4

10.7 + 0.4

14.4 + 0.4

15.0 + 0.3

15.6 + 0.2

12.5 + 0.1

11.2 + 0.1

10.9 + 0.7

18:3n-6

1.6 + 0.2

1.5 + 0.1

1.5 + 0.1

1.7 + 0.1

1.7 + 0.2

2.2 + 0.1

2.1 + 0.3

4.1 + 0.4

1.2 + 0.0

20:3n-6

5.0 + 0.5

3.8 + 0.2

3.9 + 0.0

9.6 + 0.4

8.1 + 0.1

6.5 + 0.3

4.5 + 0.0

4.7 + 0.1

6.0 + 0.2

20:4n-6

17.6 + 0.7

15.4 + 0.4

17.3 + 0.3

20.1 + 0.9

18.0 + 0.6

19.6 + 0.2

20.0 + 0.3

13.4 + 0.1

17.1 + 0.8

n-3 PUFAs

18:3n-3

5.3 + 0.3

6.8 + 0.3

6.6 + 0.5

7.3 + 0.5

7.6 + 0.7

5.8 + 0.3

5.8 + 0.4

5.1 + 0.2

5.0 + 0.3

18:4n-3

7.0 + 0.3

11.9 + 0.6

9.1 + 0.5

3.6 + 0.1

3.6 + 0.1

5.7 + 0.1

6.4 + 0.2

8.6 + 0.2

7.9 + 0.6

20:5n-3

5.3 + 0.3

14.7 + 0.3

9.8 + 0.5

3.4 + 0.1

3.3 + 0.1

4.9 + 0.4

4.6 + 0.1

9.9 + 0.6

5.4 + 0.2

22:6n-3

0.1 + 0.0

0.2 + 0.0

0.5 + 0.0

0.2 + 0.0

0.2 + 0.0

0.2 + 0.0

0.1 + 0.0

20:2n-9

2.6 + 0.1

1.2 + 0.0

2.1 + 0.0

0.9 + 0.0

0.9 + 0.0

0.5 + 0.0

0.6 + 0.0

1.4 + 0.1

∑ SFA

29.1 + 1.2

23.1 + 0.5

23.3 + 0.8

22.0 + 0.7

25.9 + 0.8

22.6 + 0.4

26.0 + 0.0

24.2 + 0.1

27.3 + 1.0

∑ MUFAs

17.0 + 0.6

13.6 + 0.6

16.0 + 0.2

15.2 + 0.6

15.2 + 1.4

15.9 + 0.7

17.3 + 0.6

17.2 + 0.4

17.2 + 0.7

∑ PUFAs

53.9 + 2.6

63.3 + 2.3

60.7 + 2.6

62.8 + 2.5

58.9 + 2.1

61.5 + 2.0

56.7 + 1.4

58.6 + 1.8

55.5 + 2.9

∑ n-6 PUFAs

33.6 + 1.6

29.9 + 1.1

33.8 + 0.8

45.9 + 1.8

43.3 + 1.2

44.0 + 0.8

39.4 + 0.7

34.2 + 0.8

35.7 + 1.7

∑ n-3 PUFAs

17.7 + 0.9

33.4 + 1.2

25.7 + 1.5

14.8 + 0.7

14.7 + 0.9

16.6 + 0.8

16.8 + 0.7

23.8 + 1.0

18.4 + 1.1

n-6/n-3 ratio

AI

TI

H/h

1.89

0.57

0.49

1.80

0.89

0.46

0.18

2.65

1.31

0.44

0.32

2.52

3.10

0.43

0.28

2.61

2.95

0.49

0.33

2.35

2.65

0.41

0.38

2.78

2.35

0.48

0.31

2.30

1.43

0.53

0.40

2.33

1.94

0.53

0.31

2.03