Hairtail should be scaled, because the fishy smell will be very heavy if it is not scaled, so the silver scales of hairtail should be removed in the initial processing.

Extended data:

Hairtail fish is very delicate and has no muddy smell, so both fresh hairtail and frozen hairtail are very easy to process and can be matched with many ingredients.

Common practices of hairtail are: stewing, steaming, frying, steaming and stewing. Of course, hairtail can also be made into dry pots, hot pots and even a variety of western and Japanese dishes.

Because the fish meat of hairtail is easily absorbed and digested by human body, hairtail can be said to be a home-cooked dish suitable for all ages in Xian Yi.

References:

Baidu encyclopedia-hairtail