Jellyfish (seajelly,or jellyfish, nettlefish) hǎi zhé ㄏㄞˇ ㄓ ㄜˊ(Rhopilema esculenta Kishinouye). The umbrella is elevated in the shape of a bun, up to fifty centimeters in diameter, up to about one meter and a half at its largest, and the gelatinous mass is hard, usually greenish-blue. Tentacles creamy white. Mouth and wrist eight, not split into many flaps. Widely distributed in China's north and south of the sea. Can be eaten, and can be used as medicine.

Jellyfish, commonly known as jellyfish, stone mirror, wax, simarouba, bushy fish, jellyfish fresh and sea (insect house zha). Jellyfish belongs to the mantle jellyfish order, is living in the sea a kind of coelomate mollusks, the body course hemispherical, edible, above the umbrella-shaped, white, by means of retractable movement, known as jellyfish skin, under the eight mouth wrist, under which there is a filamentous material, grayish-red, called the jellyfish head.

Cavendish. Umbrella bulge in the shape of a bun, up to 50 centimeters in diameter, the largest up to one meter, gelatinous hard, usually greenish blue, tentacles creamy white. Mouth wrist eight, lack of cleft into many flaps. Widely distributed in China in the north and south of the sea. Especially off the coast of Zhejiang is the most. Can be eaten, and can be used as medicine.

Jellyfish (Rhopilema) bowl jellyfish class, root mouth jellyfish family, jellyfish genus. It lives a floating life in the ocean. Adult umbrella bulging hemispherical, body umbrella surface smooth, thick gelatinous layer. The diameter of the umbrella reaches 25-60 doors, the longest up to 1 m. The umbrella edge has eight notches, each with 14-22 tongue-shaped edge valve. No rim tentacles. Mouth wrist eight, three-winged type. Each oral carapace has about 150-180 filaments and 30-40 rods. Large mouth disappears and relies on small sucking mouths on the ciliature to suck small plants and animals. The inner umbrella has well-developed ring muscles. It is widely distributed along the coast of China, with Zhejiang and Fujian coasts being the most abundant. It frequents the sea in groups from August to September every year. It can be artificially cultivated and has been artificially released to increase its resources. It is edible and can be used as medicine. The umbrella part is commonly known as "jelly skin", and the mouth and wrist part is commonly known as "jelly head".