Where are the small fish in Longxi River?

Longxi County of Qijiawan is located in the southeast of Gansu Province, the middle of Dingxi City, the upper reaches of Weihe River and the middle of Loess Plateau in central Gansu Province. Tongwei County in the east, Wushan and Zhang Xian in the south, Weiyuan County in the west and anding district in the north. It belongs to Dingxi City, Gansu Province. Baidu map data shows that there are small fish such as crucian carp, carp, grass carp, silver carp and bighead carp in the west of Qijiawan, Longxi County, Dingxi City.