Sites

Samples number

Rainy season

Dry season

Student’s Test

t

ddl

p

AbyN Lagoon

24

0.39

0.50

−0.06

22

0.55

Tanoe River

6

0.46

1.13

1.57

1.01^§

0.35

Bays Lagune Tendo

15

0.81

1.21

−1.55

13

0.15

Chenal Lagune Tendo

13

0.04

1.31

6.04

6.41^§

<0.01**