AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Eichhornia crassipes | |
Authority | ||
Family | Pontederiaceae | |
Order | Commelinales | |
Class | Monocotyledoneae | |
Phylum | Angiosperms | |
Synonym (?) | Eichhornia speciosa Heteranthera formosa Piaropus crassipes Piaropus mesomelas Pontederia crassipes |
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Sub-species level (?) | Not entered |
Native origin (?) | Country: Brazil |
Life form / Life stage (?) |
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Sociability / Life stage (?) |
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Reproductive frequency (?) | Iteroparous |
Reproductive type (?) | Asexual Sexual References: Degaga, A. 2019. Water Hyacinth (Eichhornia crassipes) Biology and its Impacts on Ecosystem. Biodiversity, Economy and Human Well-being. Journal of Natural Sciences Research, 12(9). Comments: Water hyacinth reproduces both sexually and asexually. The rapid increase and spread of the plant into new areas is due particularly to its vegetative reproduction, a single plant being able to develop very rapidly a significant infestation. |
Developmental trait (?) | Not entered |
Characteristic feeding method / Life stage (?) |
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Mobility / Life stage (?) |
Comments: Free-floating aquatic plant. |
Salinity tolerance range (?) | Exact range: 0 - 9 References: Toy, N. A. 2005. Water Hyacinth Adaptation to Higher Saline Levels. Cheng, J. 2004. The Effects of Salinity on Water Hyacinth (Eichhonia crassipes). Senior Thesis for Environmental Science, University of California: Berkeley, 196. Comments: Water hyacinth is an aquatic species found in temperate climates worldwide, in a variety of freshwater habitats including lakes, rivers, canals, ponds. Water hyacinth cannot survive past a salinity concentration of 9 ppt. Any salinity level above the oligosaline range (0.5 ppt-5 ppt) appears to weaken and damage the hyacinth (Cheng, 2004). Beyond the oligosaline level (>5 ppt) plants will experience damage and the mesosaline level (>7 ppt) will impede growth (Toy, 2005). |
Habitat modifying ability potential (?) | Autogenic ecosystem engineers Comments: Autogenic (Eichhornia crassipes (EC) is an aquatic plant with a massive growth rate. |
Toxicity / Life stage (?) | Not relevant Comments: It can be harmful to livestock and other animals if consumed in large quantities due to its ability to accumulate toxins from polluted water, such as heavy metals and pesticides. |
Bioaccumulation association (?) | Anthropogenic chemical compounds References: Naaz, M., Dutta, A., Kumari, S., Farooqui, S. 2013. Bioaccumulation, phytoremediation and kinetics of uptake of heavy metals (copper and zinc) by Eichhornia crassipes. RRJoE, 2(1), 2278. Comments: The plant is euryhaline and is an excellent bioaccumulator of heavy metal and other aquatic pollutants. The roots of water hyacinth act as phytoaccumulators, whereby the roots absorb toxic pollutants and chemicals at higher concentrations in water bodies. |
Known human health impact? | Known References: Honlah, E., Segbefia, A. Y., Appiah, D. O., Mensah, M., Atakora, P. O. 2019. Effects of water hyacinth invasion on the health of the communities, and the education of children along River Tano and Abby-Tano Lagoon in Ghana. Cogent Social Sciences. Cogent Social Sciences, 5(1). Ben Bakrim, W., Ezzariai, A., Karouach, F., Sobeh, M., Kibret, M., Hafidi, M., ... Yasri, A. 2022. Eichhornia crassipes (Mart.) Solms: A comprehensive review of its chemical composition, traditional use, and value-added products. Frontiers in pharmacology, 13, 842511. Comments: In African waterbodies, stationary dense mats of water hyacinth (Eichhornia crassipes) created a suitable environment for the breeding of malaria vectors, helminthic disease, and bacterial diseases, refuge some attacking animals, cause other diseases and nuisance and discomforts. E. crassipes possess some pharmacological activities including anticancer, antioxidant, anti-inflammatory, antimicrobial, skin whitening, neuroprotective, and hepatoprotective activities, among other biological activities such as allelopathic, larvicidal, and insecticidal activities. |
Known economic impact? | Known References: Enyew, B. G., Assefa, W. W., Gezie, A. 2020. Socioeconomic effects of water hyacinth (echhornia crassipes) in lake tana, north western ethiopia. PloS one, 15(9), e0237668. Maulidyna, A., Alicia, F., Agustin, H. N., Dewi, I. R., Nurhidayah, I., Dewangga, A., Setyawan, A. D. 2021. Economic impacts of the invasive species water hyacinth (Eichhornia crassipes): Case study of Rawapening Lake, Central Java, Indonesia. International Journal of Bonorowo Wetlands, 11(1). Comments: By the infestation of water hyacinth were impacted negatively crop production, livestock feed supply, water supply, fishing. |
Known measurable environmental impact? | Known References: Degaga, A. 2019. Water Hyacinth (Eichhornia crassipes) Biology and its Impacts on Ecosystem. Biodiversity, Economy and Human Well-being. Journal of Natural Sciences Research, 12(9). Comments: Threats are destruction of biodiversity; oxygen depletion and reduced water quality; breeding ground for pests and vectors; blockage of waterways hampering agriculture, fisheries, recreation and hydropower; fishing, grazing and other agricultural activities by forming impenetrable thickets and hindering movements of humans and animals, and destroying and replacing natural biodiversity. |
Included in the Target Species list? | No References: HELCOM, 2009. Alien Species and Ballast Water [PDF]. Available at: (https://archive.iwlearn.net/helcom.fi/stc/files/shipping/Table_2_Alienspecies_%20lists_2009.pdf) |
Association with vessel vectors (?) | Ballast waters References: Adelodun, A.A. 2022. Appraising the Control and Benefits of Water Hyacinth (Eichhornia crassipes [Mart.] Solms). Letters in Applied NanoBioScience, 12(1), pp. 12. Comments: The plant spreads rapidly across Africa, Asia, Australia, and North America, facilitated by human activities from ballast water exchange during shipping. |
Created by | Aleksas Narščius, 2013-10-08 |
Last update by | Sandra Gečaitė, 2024-07-12 |