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The order of the flounders (Pleuronectiformes) includes more than 800 species of fish from 16 families. Their distinctive features are a flat body, significantly compressed from the sides, and the placement of the eyes which are shifted to one side of the body. Bottom fish, lying and swimming on their…

Anglerfishes (Lophiiformes) is the order of ray-finned fishes, which currently comprises 5 suborders with 18 families, 78 genera, and 363 species. Almost all representatives of Lophiiformes look very bizarre. They are sea inhabitants, most of which prefer to swim in the deep sea. (Humpback anglerfish. Postage stamp of the Republic…

This adriaticnature article is the last one that deals with the inhabitants of the Adriatic Sea that represent the most numerous fish order, the Perciformes order, as well as fish, which used to be included in it until recently. However, there will be another article about ex-Perciformes (but today they…

Just like in the case of the Gobiiformes fish order, which was considered to be the suborder of the Perciformes order until recently, Blenniiformes became a separate order not so long ago, and it belongs to the Ovalentaria clade now. But we won’t go into details of classifications. So let’s…

The Labroidei suborder of the Perciformes order comprises about 2,300 species, which are united into six families. Most multicolored fish, which can be found almost underfoot at the Mediterranean shore, are representatives of this particular suborder. (Cuckoo wrasse. Drawing by an unknown author, 1836. etsy.com) Most people consider Labroidei to be small…

Scorpaeniformes is one of the five largest orders of bony fishes of the Acanthopterygii superorder, which according to various scientific classifications comprises 26 to 35 families and more than 1,300 species. (“Still Life of a Scorpionfish”. Unknown Spanish artist, 17th century. lotsearch.de) Most fishes of the Scorpaeniformes order are carnivorous…

Representatives of the Tetraodontiformes order of the Acanthopterygii superorder are mainly inhabitants of seas, except for a few species inhabiting river mouths and streams with fresh water. The order comprises about 350 fishes of 10 families. (Picture from Claude Aubrier’s (1665–1742) “Shells and Fish” album. littlepennydreadful.tumblr.com) Tetraodontiformes have bizarre body shapes,…

Medium-sized fishes of the Gobiesociformes and Syngnathiformes orders with bizarre body shapes are interesting representatives of the Acanthopterygii superorder. (Tanzania stamp (2014). Seahorses.) The Gobiesociformes order comprises only one family, that is, the Gobiesocidae family. The overwhelming majority of Gobiesocidae are small (1.5 to 7 centimeters long), the largest representatives…

In the previous articles, adriaticnature tried to deal with the representatives of the following superorders inhabiting the Adriatic Sea: Elopomorpha, Stenopterygii, Scopelomorpha, Lampridiomorpha, Clupeomorpha, Cyclosquamata and Paracanthopterygii. All of them are included into the group of classes (superclass) called Osteichthyes. Another group of fish inhabiting the Adriatic belongs to the…