1. Eel

Eel, alias white eel, white eel, river eel, eel, brook slippery, green eel and Japanese eel. Eel refers to the general name of species belonging to the classification of Anguilla. Also known as eel, it is a kind of fish that looks like a long snake and has the basic characteristics of fish.

In addition, eels have migratory characteristics similar to salmon. Eel is a kind of fish, which looks like a snake, but has no scales. It is generally found in the waters bordering fresh water in Yu Xian.

2. Mytilus

Mytilus, also known as sea rainbow, is cooked and processed into dried mussels, which are bivalve mollusks with dark brown shells and live on coastal rocks. Distributed in the Yellow Sea, Bohai Sea and East China Sea coast of China.

mussels are wedge-shaped, with a tapering front end and a wide and round back end. Generally, the shell length is 6 ~ 8 cm, and the shell length is less than 2 times of the shell height. Thin shell. The top of the shell is near the front end of the shell. The two shells are equal, symmetrical left and right, with purple-black surface and luster. The growth line is fine and obvious, and it grows in a ring shape from the top.

3. Crayfish

is a freshwater economic shrimp, which is widely welcomed by people because of its delicious meat. Because of its omnivorousness, fast growth and strong adaptability, it has formed an absolute competitive advantage in the local ecological environment. ?

Its feeding range includes aquatic plants, algae, aquatic insects, animal carcasses, etc. When food is scarce, it also kills each other.