Water Hyacinth

Category: Environment / Invasive Species / Ecology

UPSC Notes & Key Pointers

  • Water hyacinth is a free-floating aquatic plant.

  • Its scientific name is Eichhornia crassipes.

  • It is native to South America but has spread widely as an invasive species.

  • It can form dense mats on water surfaces.

  • Heavy infestations can reduce dissolved oxygen and adversely affect aquatic ecosystems.

  • It can interfere with navigation, irrigation and fisheries.

  • Prelims Focus: Scientific name, invasive nature and ecological impacts.