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The difference between river shrimp and river shrimp

River shrimp and river shrimp are different in size.

The shrimp has a long body and flat sides. The female is about 18-24 cm long, the male is slightly shorter and has a transparent body. The female is brown-blue and the male is slightly yellow; the whole body is covered with carapace. The breastplate is relatively hard and wide, with a long and pointed sword extending from the center of the front end. There are 7 to 9 teeth on the upper edge and 3 to 5 teeth on the lower edge.

River shrimp are slender in shape, 1.5~3cm long, and the entire body is composed of two parts, the cephalothorax and abdomen. The sections of the cephalothorax are joined together, and the back and sides are covered by the carapace or carapace. The cephalothorax is thick, and the rear part gradually becomes thinner and narrower. The forehead is located in the center of the front section of the cephalothorax. The upper edge is straight and the end is sharp. There is a sword at the front of the carapace. It is a protrusion with 11 to 15 teeth on the upper edge and 2 to 4 teeth on the lower edge.

Extended information:

River shrimp live in shallow rivers with muddy bottoms. They are not very active during the day and often lurk in the mud. They are very active at night and swim to the upper and middle layers of the sea from time to time. , preying on other small zooplankton. Distributed in various river areas north of the Yangtze River Estuary, it is a specialty of China.

River shrimp are widely distributed in aquatic algae and grass in freshwater lakes, rivers, reservoirs and ponds in northern and southern my country. They 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.

Reference materials:

Baidu Encyclopedia - River Shrimp

Baidu Encyclopedia - Shrimp