Parameters

The river Sazliyka below the village of Rakitnitsa A (control)

Number of individuals: n = 70 Morphs: striata-37; maculata-53

The river Sazliyka below the town of Radnevo B (domestic sewage pollution)

Number of individuals: n = 90 Morphs: striata-66; maculata-24

The river Topolnitsa below the village of Poibrene C (heavy metal pollution)

Number of individuals: n = 90 Morphs: striata-72; maculate-18

Morph

Mean

SD

Range

Morph

Mean

SD

Range

Morph

Mean

SD

Range

WBC

S

2692

0.56

1600 - 3800

s

4118

1.29

2600 - 6400

S

4396

0.69

3300 - 5700

M

2526

0.64

1600 - 3700

m

4200

1.18

2800 - 6200

M

4517

0.64

3600 - 5500

St

S

2.86

1.25

1.00 - 6.00

s

3.39

1.28

1.00 - 8.00

S

5.93

1.86

3.00 - 11.00

M

2.15

0.86

1.00 - 4.00

m

3.50

1.47

1.00 - 6.00

M

6.22

1.26

3.00 - 8.00

Sg

S

7.97

1.24

5.00 - 10.00

s

13.06

2.64

6.00 - 18.00

S

2.72

1.29

1.00 - 7.00

M

6.30

1.35

4.00 - 9.00

m

12.33

2.39

8.00 - 16.00

M

3.39

1.58

1.00 - 7.00

Ba

S

3.73

1.79

1.00 - 7.00

s

4.20

2.21

2.00 - 10.00

S

0.68

0.78

0.00 - 3.00

M

3.55

1.69

1.00 - 7.00

m

5.33

2.26

2.00 - 10.00

M

0.33

0.59

0.00 - 2.00

Eo

S

2.51

1.17

1.00 - 5.00

s

4.68

2.33

1.00 - 11.00

S

0.28

0.51

0.00 - 2.00

M

3.40

1.69

1.00 - 7.00

m

6.46

3.16

1.00 - 11.00

M

1.06

0.94

0.00 - 3.00

Mo

S

3.27

1.98

1.00 - 9.00

s

9.97

3.35

3.00 - 16.00

S

13.43

2.91

6.00 - 19.00

M

3.23

1.23

1.00 - 7.00

m

10.42

3.89

3.00 - 16.00

M

14.67

3.25

8.00 - 19.00

Ly

S

79.68

4.63

72.00 - 89.00

s

64.36

6.67

40.00 - 78.00

S

76.96

3.89

66.00 - 87.00

M

81.45

3.65

74.00 - 90.00

m

61.96

7.49

51.00 - 76.00

M

74.33

3.16

70.00 - 82.00