Invasive aquatic plants are introduced plants that have adapted to living in, on, or next to water, and that can grow either submerged or partially submerged in water
Their presence may harm native ecosystems or commercial, agricultural, or recreational activities dependent on these ecosystems. They may even harm our health.
These species can be spread many ways including ships, boats, aquaculture, aquatic recreation, water gardening, connected waterways and many other pathways. Through these and other means, aquatic invasive species have been introduced into South Africa.
Listed below are the invasive aquatic species according to Categories contemplated in the National Environmental Management Biodiversity Act (2004)Alien and Invasive species regulations 2014.
Gringed waterlily (Nymphoides peltata)
Azolla (Azolla filiculoides)
Purple morning-glory (Ipomoea purpurea)