Scaly-headed triplefin

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Scaly-headed triplefin
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Tripterygiidae
Genus: Karalepis
Species: K. stewarti
Binomial name
Karalepis stewarti
Hardy, 1984

The scaly-headed triplefin, Karalepis stewarti, is a triplefin, the only species in the genus Karalepis, found between North Cape and East Cape on the North Island of New Zealand from depths of about 5 to 30 m, in reef areas of broken rock.

It is a nocturnal species, resting in caves and crevices during the day. Its diet is mollusks and crustaceans.

The scaly-headed triplefin is large for a triplefin. It is similar to the variable triplefin, except that it has a rough bony armour covering much of the head which distinguishes it from all other triplefins.

Its colouring is a mottled pattern of red, white, and brown, with 5 irregular red-brown vertical bars on the body. This camouflage is extremely effective against encrusting growth, and, together with its habit of often not moving unless actually touched, probably explains the lack of sightings until recently.

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