Schizogonimus? Schizothorax fish

What is the picture below? Schizothorax argenteus, commonly known as Schizothorax argenteus? Silver hip scale fish (Racoma argentatus? )

The body is slender and slightly flat. The head is conical and the snout is slightly blunt. The whole body is covered with scales, the scales are small and irregularly arranged, the back is grayish brown, the abdomen is yellow and white, the body is spotless, and the eggs are poisonous. This fish is less than 25 cm long, and all the silver fish are male. Those who are over 30 cm in length and dark yellow in color are all females. Changing sex according to body length is a characteristic of this fish, and it is also a rare phenomenon. Before the 1960s, it was the main economic fish in Yili, accounting for more than 50% of its output, and now it is on the verge of extinction.

It is distributed in Balkhash Lake and Ala Lake system, Yili River system, Yining, Huocheng, Tacheng, Emin and other areas, and mainly lives in rivers and lakes. The model origin of this species is Lake Ala.

Dog fish family, dog fish family, dog fish.

The picture below shows the black-spotted pike? Esox reicherti？ Commonly known as Heilongjiang pike, pike, duck, duck and river dog.

Large freshwater fish. Generally, it is about 600 mm long and weighs 1000-2000 grams. The largest individual can exceed 16 kg. The body is slender, the front of the head is flat, and the kiss is like a duckbill. The mouth is big, and the teeth of maxilla, mandible, plough bone, hip bone and tongue are sharp. Small in scale. The lateral line is not obvious. The dorsal fin moves backward, as opposed to the gluteal fin. The back is bronzed, the abdomen is white, and there are black spots on the side. However, due to different habitats, there are often new changes. I like to live in rivers with slow water flow and low water temperature and coastal areas with weeds.