淡水生態包括濕地、湖泊、溪流及河流等，都面臨嚴重破壞及威脅。人類興建水壩、過度及破壞性捕撈、引進外來入侵物種、氣候變遷、家居及工業污染等，已導致全球1/3的淡水魚類瀕臨滅絕，當中有16種於去年被列為野外滅絕。

Freshwater habitats like wetlands, lakes, streams and rivers, is facing serious damages and threats. Human activities like dam constructions, overfishing and destructive fishing, climate change, household and industrial pollution, etc. have put 1/3 of the world’s freshwater fish species at risk of extinction. 16 species of them were extinct in 2020.

https://e-info.org.tw/node/229693

https://www.smithsonianmag.com/smart-news/two-studies-chart-decline-freshwater-fish-180977106/