Seasons

Pre-monsoon

Post -monsoon

Pre-monsoon

Months

(Mar - Apr’08)

(Dec’07 - Jan’08)

(Mar - Apr’08)

Zone

Proximal zone

Distal Zone

Area

Dredged area

Non-dredged area

Non-dredged area

Mean of the variables/Stations

P1-10

d1-10

D1-10

Temperature (˚C)

31.5 ± 0.93

31.55 ± 1.01

31 ± 0.53

pH

7.9375 ± 0.42

8.05 ± 1.21

8 ± 0.00

Transparency (cm)

85 ± 39.01

305.5 ± 65.76

129.5 ± 53.46

Salinity (ppt)

9.0375 ± 0.42

0.34 ± 0.35

1.75 ± 1.52

DO (ppm)

5.25 ± 1.59

5.5 ± 1.54

6.22 ± 1.73

Biomass (kg/m2)

408.5 ± 340.93

660.66 ± 565.19

1203.1 ± 1460.58

Hardness (ppm)

16.2125 ± 0.5

9.16 ± 2.61