紫菜是极普通的汤料,属低等植物红藻门紫菜科紫菜属,藻体呈薄膜状,紫色、褐黄色或褐绿色。其形态及大小因种而异,皆由盘状的固着器生长于浅海潮间带的岩石上。紫菜的品种甚多,我国习见的约有10种,其中以东南沿海所产圆紫菜、坛紫菜、长紫菜和黄海、渤海出产的甘紫菜为主要品种。 Seaweed is a very ordinary soup material, belonging to the lower plants of the red algae Division of seaweed Division seaweed, algal body was thin film, purple, brown yellow or brown green. Its shape and size varies from species to species, and all are formed by disc-like anchors on the rocks of shallow tidal intertidal zone. There are many varieties of seaweed. There are about 10 species that we see in our country. Among them, seaweed, seaweed, seaweed and yellow sea produced in the southeast coast are the main varieties of seaweed produced in Bohai Sea.