Chaetodon mertensii 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Perciformes Chaetodontidae

Scientific Name: Chaetodon mertensii Cuvier, 1831
Common Name(s):
English Atoll Butterflyfish, Atoll Butterflyfish, Merten's Butterflyfish, Merten's Coralfish, Orangebar Butterflyfish
Chaetodon dixoni Regan, 1904
Chaetodon mertensi Cuvier, 1831

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2009-10-09
Assessor(s): Allen, G. & Myers, R.
Reviewer(s): Elfes, C., Polidoro, B., Livingstone, S. & Carpenter, K.E.
This species is relatively widespread and generally common. There are no major threats to this species. It is listed as Least Concern.

Geographic Range [top]

Range Description:This species occurs throughout western and southern Pacific from Vietnam and the Philippines to Easter Island, north to the Ryukyu and Ogasawara Islands (in Japan), and south to central New South Wales, Lord Howe Island and Rapa. It is absent from Indonesia apart from Halmahera to northern Papua. It has been recorded from 10-120 m.
Countries occurrence:
American Samoa; Australia; Chile (Easter Is.); Cook Islands; Fiji; French Polynesia; Guam; Indonesia; Japan; Marshall Islands; Micronesia, Federated States of ; New Caledonia; Niue; Norfolk Island; Northern Mariana Islands; Palau; Papua New Guinea; Philippines; Pitcairn; Samoa; Solomon Islands; Sri Lanka; Taiwan, Province of China; Tokelau; Tonga; United States Minor Outlying Islands (US Line Is.); Vanuatu; Viet Nam; Wallis and Futuna
FAO Marine Fishing Areas:
Pacific – eastern central; Pacific – northwest; Pacific – southeast; Pacific – southwest; Pacific – western central
Additional data:
Lower depth limit (metres):120
Upper depth limit (metres):10
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is generally common. There is no data on population trends for this species, but no reason to suspect that it is declining (or increasing).
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:This species is associated with rocky or coral-covered reefs of lagoons and outer slopes. It is frequently seen adjacent to steep slopes and drop-offs (Steene 1978, G.R. Allen pers. comm. 2006). It is usually found as pairs or solitary animals (Steene 1978, Pyle 2001). It has an omnivorous diet (Pyle 2001).

Use and Trade [top]

Use and Trade: This species is frequently exported through the aquarium trade (Pyle 2001).

Threats [top]

Major Threat(s): There appear to be no major threats to this species. Collection is limited and not considered to be affecting the global population.

Conservation Actions [top]

Conservation Actions: There appear to be no species-specific conservation measures in place. It is likely that this species occurs within marine protected areas.

Citation: Allen, G. & Myers, R. 2010. Chaetodon mertensii. The IUCN Red List of Threatened Species 2010: e.T165615A6068709. . Downloaded on 26 May 2018.
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