Sub-basins

Basin length (km)

No. of streams of different order

Bifurcation ratio (Rb)

1

2

3

4

5

Σ Nu

1/2

2/3

3/4

4/5

Mean Rb

I

14.14

165

36

8

1

-

210

4.58

4.5

8

-

5.69

II

9.23

79

16

3

1

-

99

4.93

5.33

3

-

4.42

III

13.14

59

16

4

1

-

80

3.69

4

4

-

3.90

IV

16.47

129

40

10

1

-

180

3.23

4

10

-

5.74

V

13.90

263

64

3

1

1

332

4.11

21.33

3

1

7.36

Average

13.38

139

34.4

5.6

1

0.2

180.2

4.11

7.83

5.6

0.2

4.44

Manchi Basin

30.39

695

172

28

5

1

901

4.04

6.14

5.6

5

5.20