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Table 1 Environmental variables of the studied waterbodies

From: Diversity of the Bosmina (Cladocera: Bosminidae) in China, revealed by analysis of two genetic markers (mtDNA 16S and a nuclear ITS)

Waterbody name (abbreviation)

Latitude

(N)

Longitude

(E)

Altitude

(m)

WT

(°C)

SD

(m)

TP

(μg L−1)

Chl. a

(mg L− 1)

T.S.I.

Trophic level

Eastern Plain Region (EPR)

 Chao Lake (CAH)

31.43

117.22

10

26.6 ± 1.42

0.75 ± 1.17

80.15 ± 2.59

4.76 ± 0.59

67.77

Eutro

 Changjiang Reservoir (CJR)

22.29

113.26

24

26.4 ± 1.48

0.68 ± 0.57

54.15 ± 0.60

4.46 ± 0.23

55.90

Eutro

 Dong Lake (DOH)

30.33

114.24

39

24.9 ± 3.69

0.63 ± 1.63

72.77 ± 0.17

4.79 ± 0.73

61.26

Eutro

 Dongping Lake (DPH)

35.59

116.12

41

18 ± 3.34

0.62 ± 3.89

69.10 ± 0.88

4.64 ± 1.76

59.18

Eutro

 Dongting Lake (DTH)

29.22

113.05

27

18.7 ± 5.49

0.7 ± 1.70

82.03 ± 0.97

3.07 ± 0.24

61.23

Eutro

 Gaoyou Lake (GYH)

32.52

119.24

5

26.8 ± 1.65

0.77 ± 0.95

66.63 ± 2.72

3.68 ± 0.54

60.27

Eutro

 Hongze Lake (HZH)

33.26

118.15

10

25.5 ± 4.09

0.76 ± 1.70

75.85 ± 2.23

3.80 ± 3.22

63.45

Eutro

 Luhun Reservoir (LHR)

34.22

112.01

540

23.6 ± 3.72

0.32 ± 2.40

50.00 ± 0.67

3.45 ± 3.04

38.89

Oligo

 Luo Lake (LUH)

32.33

109.12

17

19.6 ± 4.50

0.63 ± 0.25

59.07 ± 85.08

1.02 ± 19.21

44.43

Oligo/Meso

 Luoma Lake (LMH)

34.00

118.15

17

28.6 ± 3.97

0.6 ± 0.60

71.15 ± 8.77

3.51 ± 5.11

55.56

Eutro

 Poyang Lake (PYH)

29.26

116.00

17

25.5 ± 4.92

0.61 ± 1.66

60.86 ± 3.13

4.84 ± 0.31

57.04

Eutro

 Qiandao Lake (QDH)

29.4

119.05

600

23.8 ± 4.15

0.4 ± 2.33

75.55 ± 1.90

4.85 ± 1.03

54.76

Eutro

 Songtao Reservoir (STR)

19.24

109.33

165

23.9 ± 4.32

0.5 ± 1.06

73.81 ± 0.38

4.71 ± 0.78

57.09

Eutro

 Tai Lake (TAH)

31.29

120.07

2

26.6 ± 4.09

0.76 ± 0.92

71.57 ± 0.25

3.47 ± 0.22

60.91

Eutro

 Xiliang Lak (XLH)

29.55

114.03

16

21.5 ± 4.66

0.64 ± 0.85

74.57 ± 1.13

3.91 ± 0.61

59.47

Eutro

 Xinfengjiang Reservoir (XFJR)

23.43

114.38

119

23.8 ± 4.78

0.38 ± 0.78

80.04 ± 3.12

4.37 ± 2.09

54.15

Eutro

 Ying Lake (YIH)

32.63

108.79

515

23.3 ± 3.64

0.77 ± 0.21

62.22 ± 1.73

3.80 ± 0.75

59.22

Eutro

Mongolia–Xinjiang Plateau (MXP)

 Bositeng Lake (BSTH)

41.54

86.44

1048

23.6 ± 3.68

0.5 ± 0.14

47.37 ± 0.95

1.10 ± 0.35

36.24

Oligo

 Hulun Lake (HLH)

49.19

117.38

539

22.1 ± 5.73

0.73 ± 1.10

78.83 ± 0.89

1.70 ± 1.84

56.38

Eutro

 Hasuhai Lake (HSH)

40.71

111.01

988

21.3 ± 6.00

0.61 ± 0.49

73.69 ± 4.57

3.84 ± 0.16

57.84

Eutro

 Kundulun Lake (KDLH)

40.78

109.78

1067

22.3 ± 5.86

0.61 ± 4.63

40.00 ± 4.07

1.07 ± 2.39

37.46

Oligo

 Liujiaxia Reservoir (LJXR)

35.56

103.19

1731

16.6 ± 5.83

0.62 ± 3.04

56.24 ± 2.27

1.02 ± 0.67

43.00

Oligo

 TianChi (TIC)

43.53

88.07

1928

22.9 ± 3.25

0.43 ± 0.71

46.63 ± 2.89

1.10 ± 0.86

33.56

Oligo

 Wulungu Lake (WLGH)

47.00

87.2

478

22.0 ± 3.17

0.55 ± 1.13

50.00 ± 1.00

1.84 ± 0.57

41.40

Oligo

Northeast China Region (NCR)

 Chagan Lake (CGH)

45.12

124.25

126

13.4 ± 6.29

0.77 ± 0.39

73.46 ± 4.11

2.79 ± 0.38

59.76

Eutro

 Erlongshan Reservoir (ELSR)

45.43

127.24

720

24.7 ± 6.93

0.59 ± 0.28

60.00 ± 0.90

4.77 ± 0.64

55.87

Eutro

 Songhua Lake (SHH)

43.39

126.46

261

29.8 ± 2.57

0.46 ± 0.18

77.99 ± 7.06

4.22 ± 0.08

55.47

Eutro

Yunnan–Guizhou Plateau (YGP)

 Ahang Reservoir (AHR)

26.32

106.39

1027

21.2 ± 2.45

0.6 ± 0.42

54.59 ± 1.14

4.66 ± 0.76

54.04

Eutro

 Changshou Lake (CSH)

29.55

107.14

329

14.4 ± 8.63

0.62 ± 0.25

76.15 ± 6.44

2.69 ± 1.92

55.13

Eutro

 Dianchi (DIC)

24.57

102.4

1886

22.9 ± 9.50

0.76 ± 0.25

93.56 ± 17.61

4.37 ± 2.17

71.11

Eutro

 Fuxian Lake (FXH)

24.53

102.83

1722

21.8 ± 1.34

0.33 ± 2.17

30.00 ± 1.59

3.51 ± 2.03

32.88

Oligo

 Hongfeng Lake (HFH)

26.32

106.25

1240

28.2 ± 2.14

0.61 ± 1.95

75.56 ± 1.88

3.37 ± 0.84

56.77

Eutro

 Heilongtan Reservoir (HLTR)

30.02

104.03

568

26.8 ± 5.18

0.54 ± 2.66

72.35 ± 1.89

3.57 ± 2.57

54.22

Eutro

 Sancha Reservoir (SCR)

30.18

104.16

457

20.2 ± 3.55

0.64 ± 2.10

74.15 ± 1.90

3.43 ± 1.38

57.56

Eutro

 Yecheng Lake (YCH)

30.54

103.33

1600

23.1 ± 4.72

0.67 ± 3.63

63.92 ± 1.06

1.05 ± 2.92

47.20

Meso

  1. Main environmental variables associated with trophic status: transparency, total phosphorus and chlorophyll-a, with also the value of trophic state index (T.S.I.) and the trophic level found. Limits of T.S.I.: Oligotrophic < 44; Mesotrophic between 44 and 54; Eutrophic > 54