River shrimp, also known as green shrimp, mainly inhabits rivers and lakes, and belongs to high-quality freshwater shrimp with tender meat, delicious taste and rich nutrition. At present, many people also cultivate river shrimp artificially, with an yield of more than 80kg per mu. In the market, the price of shrimp is set according to its size. The bigger the size, the higher the price. The price of mother finger size is 20 yuan/kg, and the bigger one can be sold to 50 yuan/kg.

From the consumer's point of view, the price of river shrimp is too expensive. If there are local conditions, there are shrimp in the river. Of course, I am more willing to catch some fish to solve my hunger. So, it's winter, and the temperature of the river is very low. Can we catch river shrimp?

Shrimp can also be caught in winter, but fishing is not recommended.

Under normal circumstances, the annual fishing time of river shrimp is1October, 1 1 month and April and May of the following year. This cleverly avoids winter. The reason why the shrimp fishing time is not arranged in winter is mainly because the shrimp enter the wintering period at this time. It should be known that river shrimp belongs to wide-temperature shrimp, and it begins to eat when the water temperature is above 14℃, and the most suitable growth temperature is 25~30℃. However, when the temperature is lower than 4℃ in winter, the river shrimp begins to enter the wintering period. In order to ensure the smooth reproduction and growth of river shrimp in the coming year, it is not advisable to disturb river shrimp in the river, and it is not advisable to fish with exhausted resources.

However, there are still many people who are greedy for cheap. In winter, although the water temperature is cold, some people are not afraid of the cold, and they can catch 1 catty and a half. In any case, it is recommended not to disturb river shrimps in winter. When there are a large number of river shrimps and fat and big animals, it is best to catch them in April and May next year.

Fishing method of river shrimp

There are many ways for people to catch shrimp. The most common method is to use shrimp cages to catch fish. Firstly, a tubular cage with a diameter of 15~40cm and a shape of "D" is woven with bamboo strips. There are two entrances on the cage where river shrimps can enter but can't get out. Then, there is an opening at the gathering place of the T-shaped cage, and there is a cover in the opening. Before fishing, baits such as fish bones, rice bran or wheat bran need to be put in from this opening and covered, and hundreds of cages are tied together with ropes at a distance of 4~ 10 meter each. Finally, when you are ready, you can put it in the cage, put it in the water in the evening and harvest it the next morning.