Table 3 Haematological parameters of Astyanax gr. bimaculatus caught in different sites of the Ocoa River and a reference site (Negro river), Villavicencio—Meta, Colombia during dry and rainy season

1.83 ± 0.14

1.65 ± 0.10

1.73 ± 0.08

2.18 ± 0.21

1.56 ± 0.05

1.33 ± 0.07

1.43 ± 0.08

1.55 ± 0.11

62.26 ± 4.56

56.83 ± 7.15

64.14 ± 8.28

57.48 ± 4.25

32.46 ± 1.80

35.83 ± 1.53

39.70 ± 1.74

39.53 ± 1.20

62.82 ± 6.96

53.45 ± 9.63

48.37 ± 9.98

50.93 ± 7.43

28.65 ± 2.21

30.53 ± 1.80

35.44 ± 2.06

32.41 ± 1.15

10.87 ± 0.38

7.91 ± 0.33*

8.65 ± 0.58

10.08 ± 0.36

10.79 ± 0.22

9.78 ± 0.28

9.41 ± 0.21

10.36 ± 0.20

24.27 ± 0.73

23.91 ± 0.78

24.43 ± 0.66

25.30 ± 0.93

22.66 ± 0.87

21.35 ± 0.80

23.48 ± 0.91

22.94 ± 1.14

144.34 ± 6.82

152.59 ± 6.25

145.53 ± 5.11

133.50 ± 9.35

145.71 ± 3.11

163.97 ± 4.36

167.63 ± 3.85

152.43 ± 5.69

70.45 ± 6.34

54.62 ± 5.19

54.31 ± 5.58

56.78 ± 5.24

71.93 ± 2.99

78.78 ± 5.41

68.79 ± 2.61

71.83 ± 4.68

46.75 ± 2.73

34.51 ± 2.32

36.67 ± 3.04

41.57 ± 2.59

49.97 ± 2.34

47.64 ± 2.74

41.09 ± 1.36

47.09 ± 2.54

70.81 ± 0.49

57.45 ± 1.04*

54.05 ± 1.14*

70.09 ± 0.68

70.25 ± 0.58

55.65 ± 1.19*

52.56 ± 0.84*

69.76 ± 0.85

20.23 ± 0.66

24.18 ± 0.78*

28.90 ± 1.04*

20.00 ± 0.57

19.38 ± 0.60

25.00 ± 0.83*

27.40 ± 0.76*

19.47 ± 0.82

5.65 ± 0.49

3.91 ± 0.45

4.33 ± 0.40

5.61 ± 0.49

5.78 ± 0.46

4.10 ± 0.36

4.00 ± 0.29

6.35 ± 0.62

0.42 ± 0.10

0.36 ± 0.10

0.48 ± 0.11

0.48 ± 0.11

0.53 ± 0.09

0.55 ± 0.11

0.48 ± 0.10

0.47 ± 0.12

0.46 ± 0.10

0.36 ± 0.10

0.38 ± 0.11

0.35 ± 0.10

0.44 ± 0.09

0.35 ± 0.11

0.60 ± 0.10

0.35 ± 0.12