Ecological performance of Ludwigia stolonifera ( Guill . & Perr. ) P.H. Raven under different pollution loads | ||||
Egyptian Journal of Aquatic Biology and Fisheries | ||||
Article 4, Volume 23, Issue 4, October 2019, Page 39-50 PDF (873.83 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/ejabf.2019.50015 | ||||
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Author | ||||
El-Sayed M. Ali Nafea | ||||
Abstract | ||||
This study was conducted to assess the ecological performance of the aquatic macrophyte Ludwigia stolonifera ( Guill . Perr. ) P.H., family Onagraceae in three water habitats under different pollution loads. This emergent hydrophyte can grow and tolerate a wide range of habitats with different pollution levels (ecological plasticity) and produces high biomass (458g.dry wt. /m2) in autumn at site C and (400 g. dry wt. /m2) at site A, this indicated the survival in autumn across the year, while the lowest biomass was produced in winter season at site A (180 g. dry wt. /m2). The plant can absorb and accumulate heavy metals in its tissues with high concentrations, especially in spring and so it could be taken as a good bioindicator for pollution and used in bioremoval of heavy metals from polluted water. | ||||
Keywords | ||||
Ludwigia stolonifera; Water Pollution; Bioremoval pollutants; Heavy metals; hydrophytes | ||||
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