Neopenaeus monodon is also called Neopenaeus monodon and Neopenaeus monodon. Soft beetle, Penaeidae. It's about 8 centimeters long. There are many concave parts on the body surface with short hair on it. The frontal angle is straight, with only 7-9 teeth on the upper edge. The head breastplate has obvious cardiobranchial groove and cardiobranchial ridge, obvious liver groove, liver thorn, antenna thorn and eye thorn, but no cheek thorn. The first three pairs of walking feet have basal ganglia spines, the first foot has basal ganglia spines, the fifth foot has no external limbs, the seventh thoracic segment has side gills, and the third foot has no limb gills. It is an important economic species and the object of artificial breeding. Other names are horse shrimp, tiger shrimp, flower tiger shrimp, mud shrimp, new shrimp with knife forehead, sand shrimp and red claw shrimp. After artificial breeding, it is a river shrimp, but its taste is much worse than that of the sea.