Current situation and conservation strategies of fish resources in Lingyun Cavefish Nature Reserve,Guangxi
Lingyun Cavefish Nature Reserve was founded in 2008.It is a provincial nature reserve with rare cavefishes as its main protection species in China.In order to find out the fish species diversity in Lingyun Cavefish Nature Reserve,several fish resource surveys were conducted in the reserve from December 2019 to December 2020.The fish samples in 11 caves and 4 underground rivers were collected from 5 field surveys.The results showed that there are 22 species of fish in the reserve,belonging to 2 orders,6 families,and 16 genera,among which 6 species are recorded as the second-class of national key protected wild animals,3 species are recorded as Guangxi key protected wild animals.Water pollu-tion,water conservancy engineering construction,and highway construction and operation are the main factors affecting the fishes in the reserve.It is recommended that strict protection measures should be taken for caves and underground riv-er habitats,the boundaries and protected areas should be further optimized,scientific research should be strengthened,and community co-management should be carried out to enhance protection.
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