Conch belongs to gastropods of mollusks, mollusks. Shellfish are mainly divided into five outlines. There are more than 70000 kinds of shellfish in the world. The marine species can be generally called conch.

The edge of the conch shell is slightly square, large and hard, and the shell is about 10 cm high. The shell is of level 6. The inside of the shell mouth is apricot red, with a pearl luster sea. Up to 18cm, with an average size of 7-10cm. Conch meat can be white to yellow due to variety differences. The conch shell is large, hard and thick, grayish yellow or brown, with rough shell surface, orderly and flat spiral ribs and fine grooves, wide shell mouth, and smooth red or grayish yellow inner surface. It is mainly used for fishing and can also be used as a handicraft.