Table 1 Pre-processing summary of raw reads

Species

S. senegalensis

S. solea

S. senegalensis

Total Input Reads

#1

1,800,249,230

2,101,324,072

5,663,225

Mean length

76

100

757

Rejected (total)

#2

N

237,941,945

345,251,849

1,562,661

%

13.5

17.1

26.8

By contamination

N

144,247,943

226,627,909

156.921

%

8.2

11.2

3.0

Useful reads

#3

1,561,416,814

1,746,258,741

3,774,412

86.7

83.1

67.6

Paired reads

N

1,503,882,050

1,676,160,406

-

%

83.3

79.5

-

Single reads

N

57,534,764

70,098,335

3,774,412

%

3.2

3.3

67.6

Mean length

66

89

184