Table 2 The relative abundances of the dominant phyla, including the Proteobacteria classes (%).

From: Analysis of biofilm bacterial communities under different shear stresses using size-fractionated sediment

Phylum

Static condition

Dynamic condition

0.02–0.05 mm

0.05–0.1 mm

0.1–0.2 mm

0.1 m/s

0.15 m/s

0.2 m/s

α- Proteobacteria

2.3

2.4

1.1

0.5

0.5

0.7

β- Proteobacteria

10.8

10.5

16.8

37.2

35.9

30.2

γ- Proteobacteria

12.8

11.5

7.6

9.4

10.6

9.9

δ- Proteobacteria

1.5

1.5

2.1

6.3

4.8

5.6

Proteobacteria

27.6

25.9

27.7

53.8

51.9

46.6

Firmicutes

40.3

47.2

35.4

17.6

24.7

26.8

Bacteroidetes

30.8

25.4

35.3

27.3

22.1

24.9

Total

98.7

98.5

98.4

98.7

98.7

98.3

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