Sea twine refers to a body of algae that grows on rocks in the water.

Grayish-black to dark brown, slender and rope-like. Often twisted into bundles, single unbranched, gradually narrowed and thin at both ends. The body surface is densely covered with longitudinal wrinkles; there are obvious segments. Brittle, easy to break, uneven section; the upper part of the algal body is hollow. Gas slightly fishy, taste salty.

Sea twine, also known as camel's hair, twine vegetable, scientific name daylily, is a kind of brown algae, brown algae, daylily, daylily, daylily family, daylily genus. Algae body yellow-brown to dark brown, tubular, membranous, clustered, 20 ~ 50 cm high, 2 ~ 5 mm in diameter born in the mid-tidal zone on the rocks or in the rocky marsh, but also grows in the high tide zone in the rocky marsh and the low tide zone on the rocky reef.

Distribution and main value of the sea hemp line:

The sea hemp line in the north and south coast of China are distributed. The growth period of 4 to 6 months, the Department of warm temperate seaweeds, growth requires low water temperature, usually around the Spring Festival can be picked up, into April and May after the beginning of the disappearance.

The sea hemp line can be used as feed and medicine, but also edible, delicious flavor, rich in nutritional value. In addition to rich protein and fat, but also contains a large number of sulfate, sulfate has an anticoagulant effect , the prevention of cardiovascular disease is also very helpful.