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Perch is a common name for freshwater fish from the genus Perca, which belongs to the family Percidae of the large order Perciformes. The name comes from Greek : πέρκη , romanized : perke , meaning the type species of this genus, the European perch ( P. fluviatilis ).
The pelvic fins are placed on the thorax and have a single spine and 5 soft rays. They also have skeletal synapomorphies. [3] The maximum size attained is 100 centimetres (39 in) in the zander (Sander lucioperca) [4] but most of the species in the family are much smaller. [3] Their scales are ctenoid and their bodies are normally somewhat ...
Perciformes (/ ˈ p ɜːr s ɪ ˌ f ɔːr m iː z /), also called the Acanthopteri, is an order or superorder of ray-finned fish in the clade Percomorpha. Perciformes means "perch-like".". Among the well-known members of this group are perches and darters (), and also sea basses and groupers
The trout-perch possess characteristics similar to both the trout and the perch. [3] They are an important source of food for many predator fish such as walleye , northern pike , and lake trout . They are not a major human fishery, but are occasionally used as a bait fish.
The Percopsiformes / p ɜːr ˈ k ɒ p s ɪ f ɔːr m iː z / are a small order of freshwater teleost fishes measuring less than 20 cm in length, comprising the trout-perch and its allies. [2]: 319 It contains just ten extant species, grouped into seven genera and three families. Five of these genera are monotypic. [3]
Like the stickleback fish, the male species protects the eggs from other creatures and supplies oxygen to the unhatched eggs by fanning its fins. It also takes care of the offspring until it grows to a certain size. Before it hatches, some fish such as the striped shinner also lay eggs on the original eggs. However, it does not harm the ...
The Chesapeake logperch usually has the following combination of characteristics: 7 to 11 irregular lateral bars; orange-yellow band as well as spines located on the anterior dorsal fin (poorly defined in females), nape of adults naked, breast naked except for modified breast scales, supra occipital and preceptorial naked, and no preceptorial ...
The European perch (Perca fluviatilis), also known as the common perch, redfin perch, big-scaled redfin, English perch, Euro perch, Eurasian perch, Eurasian river perch, Hatch, poor man's rockfish or in Anglophone parts of Europe, simply the perch, is a predatory freshwater fish native to Europe and North Asia. It is the type species of the ...
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