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Chaetodon trichrous

Species of fish From Wikipedia, the free encyclopedia

Chaetodon trichrous (Tahiti butterflyfish) is a species of fish in the family Chaetodontidae.[2][1][3]

Illustration of Chaetodon trichrous

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Chaetodon trichrous
Chaetodon trichrous from Tuamotu Archipelago
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Division: Teleostei
Order: Acanthuriformes
Family: Chaetodontidae
Genus: Chaetodon
Subgenus: Lepidochaetodon
Species:
C. trichrous
Binomial name
Chaetodon trichrous
Günther, 1874
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Taxonomy

This species is included in the subgenus Lepidochaetodon. In 1984, André and Roland Bauchot Maugé proposed to include this species in a new genus Mesochaetodon.[4]

Description

Chaetodon trichrous can grow to a length of about 12 centimetres (4.7 in).[2] The back half of the body is dark brown to black, while the front part is grayish, with a small vertical black stripe through the eye. The tail is yellow.

Biology

These fishes feed over hard substrate and on plankton.[5] They usually live singly, in pairs or in small groups.[2][1]

Distribution

This species is endemic to French Polynesia (Marquesas Islands, Society Islands, Tahiti, Tuamotu Archipelago) in the central-south Pacific Ocean.[2][1]

Habitat

Chaetodon trichrous prefers shallow coastal habitats, lagoon reefs and rocky reefs, at depths between 3 and 25 meters.[2][1]

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