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Naso is a genus of marine ray-finned fishes belonging to the family, Acanthuridae, the unicornfishes, surgeonfishes and tangs. The fishes in this genus are known commonly as unicornfishes because of the "rostral protuberance", a hornlike extension of the forehead present in some species.
The white margin unicornfish has a wide distribution in the Indo-Pacific it occurs from the Red Sea and eastern coasts of Africa east as far as Cocos Island, part of Costa Rica. [1] The juveniles occur in shallow, clear water on reefs in lagoons, as shallow as 1 m (3 ft 3 in), but adults are infrequently encountered at depths of less than 25 m ...
Naso vomer (Klunzinger, 1871) Naso thorpei J. L. B. Smith , 1966 The sleek unicornfish ( Naso hexacanthus ), also known as the blue-tail unicorn , Thorpe's unicornfish , blacktongue unicornfish or ʻopelu kala , is a species of marine ray-finned fish belonging to the family Acanthuridae , the surgeonfishes, unicornfishes and tangs.
The bluespine unicornfish (Naso unicornis), also known as the short-nose unicornfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This species is found in the Indo-Pacific. [3] It is occasionally found in the aquarium trade.
Naso vlamingii was first formally described as Naseus vlamingii in 1835 by the French zoologist Achille Valenciennes with its type locality given as Molucca Island in Indonesia. [3] This species is classified within the nominate subgenus of the genus Naso. [4] The genus Naso is the only genus in the subfamily Nasinae in the family Acanthuridae. [5]
The bluetail unicornfish has its dorsal fin supported by 4 or 5 spines and 28 to 30 soft rays while the anal fin contains 2 spines and 29 soft rays. Their body has a standard length which is between 2.75 and 2.8 times its depth.
Naso lituratus, the clown unicornfish, orangespined unicornfish, black-finned unicornfish, Pacific orangespined unicornfish, blackfinned unicornfish or stripefaced unicornfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This fish is found in the eastern Indian Ocean ...
Naso lopezi feeds largely on ctenophores and crustaceans, they will also eat algae, diatoms, dinoflagellates and molluscs. They have been observed to gather in large schools to feed during daylight hours in the Philippines. These feed in the upper part of the water column in the middle of the day and near the bottom in the early morning and ...