Harm of water hyacinth

(1) Blocking the river course, affecting shipping and hindering irrigation and drainage.

(2) Reducing the oxygen content in water will affect the growth of aquatic organisms and reduce the output of aquatic products.

(3) Single occurrence, destroying the local aquatic ecosystem.

(4) A large number of toxic substances, such as heavy metals, are adsorbed and sink to the bottom after death, which causes secondary pollution to water quality.

(5) Covering the water surface in a large area, affecting the domestic water consumption of the surrounding residents and livestock.

(6) The breeding of mosquitoes and flies poses a threat to people's health.