A, China loach
1, China loach body length of 9-18cm, there are beautiful spots on its body surface, belongs to the small fish, like to live in the running water environment, light, dissolved oxygen and temperature is more sensitive. 2. The Chinese loach mainly feeds on benthic animals such as mussel worms, larvae of rockhopper mosquitoes, stone moths, etc. Though different sexes of Chinese loach have the same food groups, the male Chinese loach prefers eating insect food than the female Chinese loach.Two, the big spotted loach
1, the big spotted loach's caudal peduncle is relatively long, is the caudal peduncle 1.8-2.4 times the height of the caudal peduncle, and its caudal fins at the base of a black spot, mainly in the middle and lower reaches of the Yangtze River, as well as in its subsidiary bodies of water. 2, the large spotted loach belongs to the benthic fish, small individuals, not many, often living in the shallow waters of rivers and lakes, there is no fishery value.Three, spotted loach
1, spotted loach mainly inhabits the bottom of the river in the gravel substrate, the individual is small, to aquatic insects and algae for food, the color of the body is yellowish-brown, the color of the abdomen is grayish-white, the pectoral fins, the abdominal fins, as well as anal fins and the same color as the abdominal color. 2, the flower spot paralichthys olivaceous loach will usually reproduce in June-August, its eggs are not sticky, belong to the drifting eggs, when the fertilized eggs in the water temperature of 28 ° C environment, the embryonic development speed is very fast, usually from the fertilized eggs to the hatching began to come out of the membrane in only 12 hours, just come out of the membrane of the fishlets with a total length of 27 mm, the body is transparent color.Four, the Chinese loach
1, the Chinese loach often live in the streams in the mud and sand or sedimentary substrate waters with gentle currents, mainly to shake the mosquito larvae, organic detritus, filamentous algae, diatoms, cyanobacteria and other food. 2, the Chinese loach belongs to the freshwater bottom of the small omnivorous fish, its caudal fin has 4-5 columns of vertically arranged black mottled, at the base of the upper part of a distinct black spot. Because the fish is small, it has low food value, but its body color pattern has different variations, so it can be kept as an ornamental fish.Fifth, the northern loach
1, the northern loach body elongated, shorter whiskers, more adaptable, often living in the river ditch, lakes and marshes sandy muddy bottom of the static water or slow-flowing water, belonging to the demersal fish. 2, the northern loach will generally be in May-July spawning and breeding, its eggs are slightly sticky, will stick to the water plants, the number of more, tender meat, has a certain economic value.Sixth, Chinook loach
1, the female Chinook loach is less in number, the body color is grayish brown, the back color is darker, the abdomen color is yellowish white. The sexually mature male Chinook Paramudra, on the other hand, has many white cone-shaped bead stars on the top and sides of its head, and sometimes on the side of the body near the anal fin. 2. The Chinook loach often lives in shallow waters such as ponds, paddy fields, and ditches with deeper substrate, and the suitable living water temperature is 25-27°C, which belongs to warm-water fishes.