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Table 1 Summary of samples used for 454 sequencing

From: Diverse molecular signatures for ribosomally ‘active’ Perkinsea in marine sediments

Geographic site

Year

Depth

Size fraction

DNA

RNA

Naples

2009

Sediment

Total

84 (0.243%)

54 (0.264%)

  

DCMa

0.8-3 μm

2 (0.008%)

0

  

Sub-surface

-

0

0

Naples

2010

Sediment

Total

24 (0.141%)

3 (0.043%)

  

DCMa

-

0

0

  

Sub-surface

-

0

0

Oslo

2009

Sediment

Total

50 (0.145%)

7 (0.024%)

  

DCMa

0.8-3 μm

1 (0.006%)

0

   

3-20 μm

1(0.007%)

0

  

Sub-surface

0.8-3 μm

3 (0.032%)

0

Oslo

2010

Sediment

Total

9 (0.056%)

1 (0.008%)

  

DCMa

0.8-3 μm

1 (0.007%)

0

  

Sub-surface

0.8-3 μm

3 (0.019%)

0

   

20 μm-total

3 (0.021%)

4 (0.034%)

Barcelona

2010

Sediment

Total

1 (0.105%)

1 (0.023%)

  

DCMa

-

0

0

  

Sub-surface

-

0

0

Roscoff

2010

Sediment

Total

8 (0.112%)

2 (0.069%)

  

DCMa

-

0

0

  

Sub-surface

0.8-3 μm

3 (0.027%)

0

  1. The table includes the number of Perkinsea sequences recovered while the figures given in the brackets correspond to the percentage of Perkinsea sequences compared to the total sequencing effort for each sample.
  2. aDeep chlorophyll maximum.