Tuna and tuna belong to the same kind of fish, but they are two different names. Because their appearance, distribution and other aspects are the same. In different areas, there are different names for tuna. In China, their scientific name is "tuna", but in some areas, they are used to using their transliteration name "tuna".

Extended data:

Tuna is a kind of fish living in the ocean, which can be eaten and is a relatively high-end food. They have different species, and different species distribute in different waters, but generally they all live in deeper water. Because the living environment is less polluted and contains high nutritional value, it is widely welcomed.

In fact, tuna has many different nicknames. For example, "Tuna Fish" is one of the nicknames. Different countries have different ways to compare tuna. In English, tuna is "Tuna", so it is transliterated in Chinese as "Tuna Fish". In addition, tuna is also called "tuna", which is a unique name for tuna in Japan.

"Tuna" also appeared in Chinese classics, but it didn't refer to tuna. Recently, because the tuna industry in Japan is very developed, their names for tuna have become more common.