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Table 2 The physical-chemical parameters of the waters: pH, Eh, salinity and ions content in lakes (2008 and 2009)

From: The role of environmental factors for the composition of microbial communities of saline lakes in the Novosibirsk region (Russia)

Water type

Year

Chloride

Chloride-sulfate

Lake N

41

42

45

46

43

44

47

48

49

50

51

Parameter

Error

pH

±0.05

2008

7.9

7.5

7.7

8.7

8.0

8.0

7.9

8.0

8.0

7.7

8.0

2009

8.1

7.7

7.7

8.7

7.9

8.3

9.2

8.0

n.d.

n.d.

8.0

Eh (mV)

±20 mV

2008

360

280

n.d.

320

100

320

260

290

290

270

310

2009

340

130

330

380

170

420

320

320

n.d.

n.d.

120

Salinity (g L−1)

±10 %

2008

150

290

210

12

4.3

74

240

230

230

250

230

2009

170

280

290

16

4.3

43

99

190

n.d.

n.d.

130

Cl (g L−1)

±5 %

2008

80

140

110

5.6

1.2

31

96

71

84

100

82

2009

100

170

140

7.5

0.6

25

64

96

n.d.

n.d.

52

SO4 2−(g L−1)

±10 %

2008

19

40

30

1.5

1.2

20

65

82

66

68

80

2009

9.9

39

30

1.9

2.1

3.6

4.5

37

n.d.

n.d.

36

NO3 (mg L−1)

±30 %

2008

130

380

330

31

4.0

86

330

380

380

610

460

2009

990

1500

1500

2.2

1.8

170

730

1100

n.d.

n.d.

580

НCO3 (mg L−1)

±30 %

2008

450

290

260

500

340

150

360

320

330

460

400

2009

480

340

530

800

380

350

150

580

n.d.

n.d.

600

Na+ (g L−1)

±10 %

2008

39

8.0

59

4.0

1.1

19

6.0

63

65

63

60

2009

37

55

79

3.8

0.9

11

24

43

n.d.

n.d.

3.0

K+ (mg L−1)

±30 %

2008

150

270

200

96

8.4

100

150

140

130

220

220

2009

160

330

220

120

13

76

350

160

n.d.

n.d.

160

Mg2+ (g L−1)

±10 %

2008

11

20

10

1.0

0.3

4.0

11

14

14

17

11

2009

10

13

11

0.9

0.3

2.5

4.5

11

n.d.

n.d.

5.8

Ca2+ (mg L−1)

±30 %

2008

440

300

230

32

110

350

67

390

220

250

330

2009

613

500

630

45

98

350

1600

530

n.d.

n.d.

660

Mg/Na-ratio

-

2008

0.28

0.22

0.17

0.25

0.23

0.21

0.16

0.22

0.22

0.27

0.18

2009

0.27

0.22

0.15

0.23

0.28

0.22

0.19

0.25

n.d.

n.d.

0.16