It is the semi-smooth tongue sole.

The body length of half-smooth tongue sole specimen is 155.7-202 mm. The body is long and tongue-shaped, very flat on the sides, the body height is 4.5-5.3 times the body width, the front end is blunt and tapered backward; the body length is 3.7-4.2 times the body height, 4.5-4.7 times the head length, and 1.3-1.4 times the tail length.

The semi-smooth tongue sole is a large offshore benthic warm-temperature animal. It inhabits the dry mud and sandy seabed and only migrates at short distances. In natural sea areas, it mainly feeds on benthic shrimps, crabs, small shellfish and lugworms. Distributed in North Korea, Japan, and China; in China, it is distributed in the Bohai Sea (from Qinhuangdao in Hebei in the north to Tanggu in Tianjin in the south), Yellow Sea, East China Sea, and South China Sea (more common in the Yellow and Bohai Seas).

Life habits

Semi-smooth tongue sole usually swims very little, is very inert, and moves slowly. It mostly lies in the mud and sand on the seabed. It does not eat each other and does not jump up when looking for food. , crawling on the bottom to feed. In natural sea areas, it mainly feeds on benthic shrimps, crabs, small shellfish and lugworms. The artificial nursery bait series includes rotifers - Artemia nauplii - Artemia adults - compound feeds, and the young fish can be converted into compound feeds for cultivation.

Reference for the above content: Baidu Encyclopedia - Semi-smooth tongue sole