Table 2

Picocyanobacteria (Synechococcus spp), pigmented and heterotrophic nanoflagellates (PNF and HNF) abundances at the beginning (t0) and at the end (tfinal) of each incubation in the different experiments

Experiments and treatments

Abundance of:


Picocyanobacteria (104 cell ml-1)

PNF (102 cell ml-1)

HNF (102 cell ml-1)


t0

tfinal

t0

tfinal

t0

tfinal


LA1

V

0.1 ± 0.0

0.3 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

VFA

6.5 ± 0.1

7.5 ± 0.1

4.5 ± 1.3

4.8 ± 0.5

6.2 ± 1.3

8.1 ± 1.4

VF

5.5 ± 0.1

2.4 ± 0.2

4.2 ± 0.2

6.6 ± 0.4

6.5 ± 0.9

8.0 ± 2.6

LA2

V

0.8 ± 0.4

0.3 ± 0.2

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

VFA

10.2 ± 0.1

15.8 ± 0.1

14.4 ± 0.6

28.5 ± 1.3

5.6 ± 0.2

11.1 ± 0.8

VF

11.2 ± 0.4

6.3 ± 0.3

14.0 ± 0.4

19.1 ± 0.1

5.4 ± 0.3

13.5 ± 0.8

LB1

V

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

VFA

0.8 ± 0.0

1.5 ± 0.1

1.3 ± 0.5

8.7 ± 0.5

2.5 ± 0.5

12.0 ± 1.7

VF

0.7 ± 0.2

0.4 ± 0.3

1.1 ± 0.7

6.5 ± 0.2

2.9 ± 0.6

12.4 ± 0.2

LB2

V

0.3 ± 0.0

0.5 ± 0.1

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

VFA

7.3 ± 0.1

16.6 ± 2.1

2.5 ± 2.8

7.5 ± 8.9

3.6 ± 4.1

20.7 ± 11.7

VF

7.1 ± 0.7

3.1 ± 0.2

3.1 ± 1.5

12.5 ± 0.9

3.9 ± 4.0

13.8 ± 9.0


V, Viruses+Bacteria treatments; VFA, Viruses+Bacteria+Flagellates+Autotrophs treatments; VF, Viruses+Bacteria+Flagellates treatments. LA1, LA2, LB1, LB2: abbreviations as in Table 1.

Berdjeb et al. BMC Microbiology 2011 11:88   doi:10.1186/1471-2180-11-88

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