Big head shrimp is not sea shrimp, but river shrimp. Macrobrachium nipponense is abundant in South Asian countries, widely distributed in Vietnam, Thailand, Laos, Myanmar and other countries. Among them, the southern part of Vietnam is the most delicious, which is the junction of salty and fresh water, and is particularly rich in microorganisms, providing sufficient food for macrobrachium nipponense.

Macrobrachium rosenbergii is actually a common name for Macrobrachium rosenbergii. It is called Macrobrachium rosenbergii because of its large head, and it has a unique taste compared with ordinary shrimp.

Macrobrachium rosenbergii is native to the Pacific region of India, also known as white-footed shrimp, Malaysian shrimp, money shrimp, prawn, etc., and is known as the king of freshwater shrimp. Macrobrachium rosenbergii lives in various types of fresh water or salty fresh water, and has been transplanted to some countries and regions such as Asia, Europe and America. 1976 was introduced to China from Japan, and its culture was mainly promoted in many provinces (cities, districts) in the south 10. This kind of bighead prawn has thin shell, fat body, fresh and tender meat, delicious taste and rich nutrition, which is the reason why many people like to eat it, but they should not eat more at one time to avoid physical discomfort.