Sea snake, scientific name of traditional Chinese medicine. It is a subfamily of Cobra. Similar to Cobra subfamily, they are all poisonous snakes with anterior sulcus teeth. Also known as "blue sea snake" and "spotted sea snake", they are reptiles living in the ocean. Length 1.5 ~ 2m. Its trunk is slightly cylindrical, slender, and its rear end and tail side are flat. The back is dark gray. Can be used for treating rheumatic arthralgia, scabies and bronchitis.

the Indian Ocean