1. Shrimp is rich in nutrients, and its meat is soft and easy to digest. It is an excellent food for people who are weak and need to take care of themselves after illness;

2. Shrimp is rich in nutrients Magnesium plays an important role in regulating heart activity and can protect the cardiovascular system. It can reduce cholesterol levels in the blood and prevent arteriosclerosis. It can also expand coronary arteries and help prevent high blood pressure and myocardial infarction.

River shrimp are widely distributed in rivers, lakes, reservoirs and ponds in my country and are high-quality freshwater shrimps. The meat is tender, delicious and nutritious. It is a high-protein and low-fat aquatic food and is very popular among consumers.

It has a short and thick body, 4 to 8 cm long, with green and brown markings. The cephalothorax is relatively thick, and the front edge of the cephalothorax extends forward to form a triangular protruding sword forehead. The upper edge is straight with 11 to 14 teeth, and the lower edge has 2 to 3 teeth. There is a pair of eyes on both sides of the sword's forehead. There are 5 pairs of head appendages, the 1st and 2nd pairs become slender whip-like antennae, and the remaining 3 pairs become 1 pair of large jaws and 2 pairs of small jaws, which are part of the mouthparts.

There are 8 pairs of appendages on the chest. The first 3 pairs are jaw legs, which are also part of the mouthparts. The other 5 pairs are walking legs. The 1st and 2nd pairs of walking legs are pincer-shaped. The first pair is very small, and the male of the second pair is particularly powerful, exceeding the body length; the female is shorter, only 3/4 or 5/6 of the body length. The last three pairs of legs have the same shape, with claw-like ends. The abdomen has 7 sections with obvious divisions. The plastron is soft and thin at the divisions and can be bent freely.

There are 6 pairs of abdominal appendages. The sixth pair is the tail limb, which is very wide and forms the caudal fin with the caudal segment. The telson is shorter than the tail limb, the end is very narrow, the center of the terminal edge is spike-shaped, the rear edge has 2 small spines on each side, and there are 2 pairs of short movable spines on the back of the telson.

Live in freshwater lakes, rivers, and often inhabit the shores of many aquatic plants. The food habits are very mixed, and they like to eat small animal carcasses or aquatic plants.