1, classification: tuna refers to all fish in the family Scombroid of the order Perciformes of the order Scleractinia, which has a wider range and more varieties. Skipjack, on the other hand, is a fish in the genus Skipjack of the family Scombridae, which is relatively small in scope and belongs to a kind of tuna.

2, meat: skipjack tuna meat is tighter, more fishy flavor, with a relatively strong fishy flavor. The tuna meat is more loose, fishy flavor is not strong, with a light sweet flavor.

3, the way to eat: skipjack tuna is generally steamed, boiled and other ways to cook, in order to complete the retention of the nutrients in the fish. Tuna, on the other hand, is usually recommended to be cooked by pan-frying, deep-frying, grilling, etc. in order to make the taste better.