Metric

Cluster

K-W

I (Tongo’o Bassa)

II (Miana)

III (Ekouma)

Community structure Indices

S

6.5 ± 2.36^a

7.44 ± 1.65^b,a

5.11 ± 1.81^c,a

11.65

S-EPT

0.06 ± 0.24^a

1.67 ± 1.19^b

0^c,a

33.58

S-POET

0.39 ± 0.61^a

2.67 ± 1.57^b

1.06 ± 0.73^c,a

23.06

S-Dip

1.44 ± 0.62^a

0.06 ± 0.24^b

0^c,b

47.82

TA

77.33 ± 45.66^a

28.28 ± 12.36^b

36.72 ± 15.98^c,b

20.91

%-EPT

0.19 ± 0.83^a

17.17 ± 19.31^b

0^c,a

33.83

%-Ins

50.55 ± 25.89^a

48.41 ± 20.80^b,a

19.19 ± 20.29^c

18.60

%-N-Dip-Ins

10.01 ± 14.81^a

48.32 ± 20.69^b

19.19 ± 20.29^c,a

24.32

%-Dip

40.54 ± 27.31^a

0.09 ± 0.39^b

0^c,b

48.61

%-Chir

38.81 ± 27.49^a

0^b

0^c,b

50.22

%-Olig

8.04 ± 11.34^a

0.09 ± 0.39^b

0^c,b

20.94

Diversity indices

H'

1.83 ± 0.77^a

2.29 ± 0.39^b

1.63 ± 0.47^c,a

13.72

J

0.68 ± 0.2

0.8 ± 0.10

0.73 ± 0.13

Functional feeding groups

%-Shredders

1.53 ± 2.93^a

20.91 ± 13.03^b

37.07 ± 31.38^c,b

18.98

%-Scrapers

1.3 ± 2.95^a

22.64 ± 26.57^b

36.06 ± 39.57^c,b

16.99

%-Collectors-gatherers

86.06 ± 16.33^a

17.01 ± 18.50^b

5.91 ± 10.72^c,b

37.59

%-Collectors-filterers

0.77 ± 1.77

0.28 ± 1.18

2.12 ± 4.35

%-Predators

10.35 ± 12.07^a

39.16 ± 19.58^b

18.69 ± 19.94^c,a

20.43