Table 3 Major genera and their relative abundance in the sample

Anabaena

8

100

Chroococcus

3

100

Gloeocapsa

3

100

Nostoc

5

100

Oscillatoria

4

100

Phormidium

3

100

Aphanothece

2

89

Calothrix

1

22

Lyngbya

2

89

Aphanocapsa

3

78

Aulosira

2

78

Cylindrospermum

2

78

Gloeotrichia

2

78

Microchaete

2

67

Merismopodia

2

56

Gloeothece

1

45

Nostochopsis

2

45

Coelosphaerium

1

33

Fischerella

1

33