The partial mouth fish and the opium fish can be seen in our daily life and can be bought in the market.When encountering the two, many people will think that they are quite similar, in fact, they are quite similar in appearance.Both of them belong to Pleuronectiformes.However, partial mouth fish and opium fish are not the same, this is because the scope of the two refers to is different.Partial mouth fish is actually what we call flounder, which refers to a relatively large range and contains more varieties.Opium fish refers to one of them, which contains a small range and a small number of species, so the two are not the same.
Although the partial mouth fish and the opium fish are very closely related, they are different. The partial mouth fish is not the same as the opium fish.The biggest difference between the two is that they refer to different ranges and contain different varieties.Among them, the partial mouth fish is what we usually call flatfish, refers to all the fish in the Pleuronectiformes, including several families; But the opium fish only refers to the fish in the flounder family of Pleuronectiformes.It can be seen that the range of Pianstomus is larger than that of Opium, including Opium; Opium fish is only a kind of partial mouth fish, which contains a relatively small number of species.
The opium fish also has some unique characteristics compared to other species in the pilefish.The biggest feature is that both eyes of the opium fish are on the left side, which is the most obvious feature of the flounder fish.And there are other species, such as the Pleuronectes, whose eyes are on the right side.
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