Nepal’s water hyacinth helps exotic fish invade, harming native species 
By Abhaya Raj Joshi NP Source: mongabay 11/7/2023
Abhaya Raj Joshi
Credit: Charles J. Sharp via Wikimedia Commons (CC BY-SA 4.0)
Exotic fish species such as Nile tilapia and glassfish were introduced by humans to Pokhara, Nepal’s Lake City for various reasons, and they compete with and prey on native fish species.
 

A study suggests that water hyacinth, an invasive plant species, could be helping exotic fish species in Pokhara’s lakes to invade the lakes and reduce the diversity and abundance of native fish species.
The researchers suggest that urgent conservation action is needed to control the spread of both water hyacinth and exotic fish species, and to protect the native fish species and the ecosystem of the lakes.

 
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