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Table 2 Monthly variation of physicochemical parameters of water in Menzel Jemil during the sampling period

From: Abundance and diversity of amphipods (Crustacea: Peracarida) on shallow algae and seagrass in lagoonal ecosystem of the Mediterranean Tunisian coast

Months

T (°C)

S (psu)

pH

O 2 (mg.l −1 )

Tr (NTU)

NO 2 (μM.l −1 )

NO 3 (μM.l −1 )

PO 3 4 (μM.l −1 )

Chl a (μg.l −1 )

October

19.73

35.40

7.90

(4.80)

(15.44)

0.50

1.60

0.13

5.00

November

13.25

34.60

8.30

4.90

14.06

0.69

1.80

0.14

4.40

December

10.00

31.80

8.39

5.90

4.70

0.49

2.00

0.16

4.20

January

(9.00)

32.00

8.62

6.70

4.17

0.43

2.10

0.2

4.00

February

11.20

(30.80)

8.65

6.50

3.01

0.50

(3.20)

0.18

(3.80)

March

15.10

31.10

8.62

6.00

2.45

0.57

3.00

0.24

4.50

April

26.13

36.80

8.20

5.50

(2.10)

0.30

1.80

0.23

5.30

May

25.63

37.20

8.30

(7.30)

5.12

0.28

1.70

0.26

4.70

June

27.73

37.90

8.10

6.70

4.76

(0.10)

1.00

0.27

5.00

July

28.46

39.00

8.20

5.70

6.42

0.70

0.81

0.28

5.70

August

(30.86)

(39.20)

8.10

5.90

3.20

(1.00)

(0.73)

0.38

(6.30)

September

26.70

38.60

8.38

5.60

6.18

0.49

1.40

0.12

5.40

  1. For each parameter, maximum and minimum values were indicated in italic and in parentheses.