### Chinese: 20世纪六七十年代，受人为大量捕杀、裸鲤繁殖水域环境日益退化等因素影响，青海湖裸鲤数量锐减，2002年青海湖裸鲤资源蕴藏量仅为2592吨。
### English: In the 1960s and 1970s, influenced by factors such as the increasing degradation of the environment in the waters of human killing and naked naked reproduction, the number of naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked naked nak
### Errors: There is a critical error at "<s> In the 1960s and 1970s, influenced by factors such as the increasing".

### Improved English: In the 1960s and 1970s, the number of gymnocypris przewalskii has decreased sharply due to the human hunting in vast quantities and the increasingly degraded environment of breeding waters of gymnocypris przewalskii, the reserves of gymnocypris przewalskii resources in Qinghai Lake in 2002 were only 2,592 tons.