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Pomacanthus maculosus, the yellowbar angelfish, half-moon angelfish, yellow-marked angelfish, yellowband angelfish or yellow-blotched angelfish, is a species of marine ray-finned fish, a marine angelfish belonging to the family Pomacanthidae. It is found in the western Indian Ocean and, more recently, in the eastern Mediterranean Sea.
Acanthopterygii (meaning "spiny finned one") is a superorder of bony fishes in the class Actinopterygii.Members of this superorder are sometimes called ray-finned fishes for the characteristic sharp, bony rays in their fins; however this name is often given to the class Actinopterygii as a whole.
The adults are brownish green in colour with the scales edged in blue creating a blue speckling over the body and tail. All of the fins, apart from the plain yellow pectoral fins, have blue margins. There are long, filamentous growths from the dorsal and anal fins. [4] Juvenile Koran angelfish in a home aquarium Juvenile Pomacanthus semicirculatus
The body of eelpouts is relatively elongated and laterally compressed. [13] Their heads are relatively small and ovoid. Juveniles have a more rounded snout and relatively larger eye than adults. [13] Their scales are absent or very small. [14] The dorsal and anal fins are continuous down their bodies up to their caudal fin.
Teleostei (/ ˌ t ɛ l i ˈ ɒ s t i aɪ /; Greek teleios "complete" + osteon "bone"), members of which are known as teleosts (/ ˈ t ɛ l i ɒ s t s, ˈ t iː l i-/), [4] is, by far, the largest infraclass in the class Actinopterygii, the ray-finned fishes, [a] and contains 96% of all extant species of fish. Teleosts are arranged into about 40 ...
There are normally 16 rays in the pectoral fins and there are 25 scales in the lateral line. In the initial phase, or females, the caudal fin may be slightly rounded or truncate while in the terminal phase males it can be truncate or a little double emarginated. The females are greenish grey to pale green in body colour with 5–6 dark blotches ...
Ctenoid scales cover most of the body apart from the snout. [3] The dorsal fin is continuous, [4] and has its origin quite far to the rear of the head and longer than the anal fin. [3] The dorsal fin contains 11 spines and 11–12 soft rays while the anal fin has 3 spines and 11 soft rays. [2] The caudal fin is emarginate but not deeply so. [3]
The Pacific barreleye fish [1] (Macropinna) is a genus of ray-finned fish belonging to Opisthoproctidae, the barreleye family. It contains one species, M. microstoma . It is recognized for a highly unusual transparent, fluid-filled shield on its head, through which the lenses of its eyes can be seen.