TY - JOUR AU - Norouznia, Hajar AU - Hamidian, Amir Hossein PY - 2014/09/10 Y2 - 2024/03/29 TI - Phytoremediation efficiency of pondweed (Potamogeton crispus) in removing heavy metals (Cu, Cr, Pb, As and Cd) from water of Anzali wetland JF - International Journal of Aquatic Biology JA - Intl. J. Aquat. Biol. VL - 2 IS - 4 SE - Articles DO - 10.22034/ijab.v2i4.87 UR - https://ij-aquaticbiology.com/index.php/ijab/article/view/87 SP - 206-214 AB - <p>Plant-based remediation (i.e. phytoremediation) is one of the most significant eco-sustainable techniques to cope with devastating consequences of pollutants. In the present study, the potential of a wetland macrophyt (i.e. <em>Potamogeton crispus</em>) for the phytoremediation of heavy metals (i.e. Cu, Cr, Pb, As and Cd) in the Anzali wetland was evaluated. The results showed that <em>P. crispus</em> tends to accumulate notable amounts of Cu, Cr, Pb, As and Cd according to their assayed concentrations as follows: 8.2 µg g<sup>-1</sup> dw, 0.97 µg g<sup>-1</sup> dw, 6.04 µg g<sup>-1</sup> dw, 2.52 µg g<sup>-1</sup> dw and 0.34 µg g<sup>-1</sup> dw, respectively. Further accurate perception of the phytoremediation efficiency were conducted using both bioconcentration factor and translocation factor. The average of the highest bioconcentration factors was presented in a descending order as: 2.9í—10<sup>3</sup>, 1.9í—10<sup>3</sup>, 1.17í—10<sup>3</sup>, 0.68í—10<sup>3</sup> and 0.46í—10<sup>3</sup> for the Cu, Cr, Pb, Cd and As, respectively. Based on the results, <em>P. crispus</em> presents high potential to absorb all the alluded metals except for As and partly Cd. Correspondingly, the mean values of translocation factor were reported in the range of 0.41 to 2.24. Eventually, relying on the observed findings, the results support the idea that <em>P. crispus</em> species would be employed as the prospective candidate for the phytoremediation processes in Anzali wetland.</p> ER -