1, Huangyu, Qinghai: "Huangyu" is a specialty of Qinghai Lake. Among fish, it belongs to CYPRINIDAE, the scientific name is "naked carp in Qinghai Lake", which is a national second-class protected animal and a rare species unique to Qinghai Lake. The decrease of resources in Huangyu will directly destroy the stability of the "water-fish-bird-grass" ecosystem in Qinghai Lake.
2. Hard-finned plateau loach: also known as hard-finned plateau loach, the largest individual is 23.3 cm long and weighs 160 g. Distributed in Qinghai Lake and the upper reaches of the Yellow River. Every March, when the rivers around Qinghai Lake melt ice, they start to go upstream, and spawn and breed in the muddy reach with a water depth of 0.5- 1. 1 m and a swirl.
3. Alpine Misgurnus anguillicaudatus: Widely distributed in the Qinghai-Tibet Plateau and Longcuo Hot Spring at an altitude of 5,200 meters in Tibet. It is one of the highest-altitude fish in the world.
4. Spindle-shaped plateau loach: also known as slender plateau loach, it is distributed in the artesian water bodies in the northern Qinghai-Tibet Plateau, the upper reaches of the Yangtze River and the Yellow River, the Qaidam River, the Golmud River, the Qinghai Lake and the Hexi Corridor.
5. Longtou Plateau Misgurnus anguillicaudatus: the largest one is only 9 cm, which is distributed in the shallow water area of Qinghai Lake, the swamp on the shore of the lake and the slow-flowing reach of the river entering the lake.