Parameters

Stations

Months

I

II

III

Fe

(µg·g−1 DW)

April 2013

57.972 ± 1.226C*c**

116.250 ± 0.554Aa

101.800 ± 0.481Bb

July 2013

71.040 ± 0.581Ba

110.170 ± 0.750Ab

111.017 ± 0.793Aa

October 2013

56.600 ± 0.921Cd

95.815 ± 0.370Ac

82.762 ± 0.913Bc

January 2014

61.942 ± 0.467Cb

96.160 ± 0.550Ac

82.915 ± 0.853Bc

Cu

(µg·g−1 DW)

April 2013

6.180 ± 0.730Cb

13.000 ± 0.046Bb

14.437 ± 0.520Aa

July 2013

7.102 ± 0.311Ca

10.520 ± 0.581Bc

14.017 ± 0.160Aa

October 2013

5.790 ± 0.258Cb

14.740 ± 0.300Aa

11.447 ± 0.358Bb

January 2014

6.050 ± 0.150Cb

14.770 ± 0.270Aa

14.222 ± 0.255Ba

Cd

(µg·g−1 DW)

April 2013

0.120 ± 0.082Cb

0.152 ± 0.095Bc

0.232 ± 0.005Aa

July 2013

0.074 ± 0.001Cc

0.112 ± 0.050Bd

0.142 ± 0.005Ad

October 2013

0.160 ± 0.005Ca

0.230 ± 0.082Aa

0.177 ± 0.005Bc

January 2014

0.070 ± 0.016Cc

0.170 ± 0.050Bb

0.192 ± 0.005Ab

Pb

(µg·g−1 DW)

April 2013

4.652 ± 0.066Cd

6.442 ± 0.160Ad

5.702 ± 0.102Bd

July 2013

6.625 ± 0.119Cb

12.325 ± 0.087Bb

14.245 ± 0.052Aa

October 2013

7.212 ± 0.164Ca

10.275 ± 0.130Ac

8.640 ± 0.126Bc

January 2014

5.420 ± 0.024Cc

55.100 ± 0.540Aa

11.822 ± 0.026Bb

Cr

(µg·g−1 DW)

April 2013

9.232 ± 0.046Bd

13.372 ± 0.204Ab

9.422 ± 0.120Bd

July 2013

11.892 ± 0.197Bc

16.100 ± 4.985Bb

28.640 ± 0.377Aa

October 2013

12.395 ± 0.031Cb

12.780 ± 0.059Ab

12.602 ± 0.020Bc

January 2014

16.205 ± 0.117Ca

20.050 ± 0.067Aa

17.212 ± 0.165Bb

Zn

(µg·g−1 DW)

April 2013

4.592 ± 0.300Cb

27.572 ± 0.300Bb

54.322 ± 0.437Aa

July 2013

4.925 ± 0.080Cb

20.262 ± 0.470Bc

39.372 ± 0.314Ab

October 2013

4.902 ± 0.127Cb

29.950 ± 0.210Aa

27.090 ± 0.344Bd

January 2014

5.365 ± 0.300Ca

29.470 ± 0.453Ba

30.710 ± 0.423Ac

As

(µg·g−1 DW)

April 2013

2.762 ± 0.101Bc

2.702 ± 0.233Bd

3.527 ± 0.305Ac

July 2013

3.107 ± 0.071Cb

6.160 ± 0.048Aa

5.715 ± 0.338Bb

October 2013

3.532 ± 0.041Ca

3.937 ± 0.017Ab

3.807 ± 0.043Bc

January 2014

3.222 ± 0.181Bb

3.332 ± 0.132Bc

6.332 ± 0.186Aa

Mn

(µg·g−1 DW)

April 2013

28.840 ± 0.448Ba

28.780 ± 0.255Bc

31.625 ± 0.327Ab

July 2013

27.370 ± 0.310Cb

28.101 ± 0.545Bd

29.757 ± 0.327Ac

October 2013

21.175 ± 0.374Cc

41.465 ± 0.410Aa

29.982 ± 0.578Bc

January 2014

23.652 ± 0.398Cb

40.670 ± 0.420Ab

35.235 ± 0.590Ba

Ni

(µg·g−1 DW)

April 2013

9.272 ± 0.042Cd

11.565 ± 0.147Bd

13.535 ± 0.068Ac

July 2013

11.470 ± 0.073Cc

11.407 ± 0.073Bb

47.372 ± 0.453Aa

October 2013

13.310 ± 0.105Bb

15.240 ± 0.251Ac

13.515 ± 0.030Bc

January 2014

20.112 ± 0.137Ca

54.230 ± 0.158Aa

24.740 ± 0.048Bb