The difference between local catfish and local sand fish

Local catfish, also known as local catfish, is one of many species of catfish. In other words, native catfish refers to a small range and contains few species. Tusha fish is a Minnan language, that is, catfish in Mandarin. Catfish refers to many varieties and covers a wide range, and catfish also includes soil sand fish. Local catfish live in fresh water, but there are also some other kinds of catfish living in the sea.