Chelmon rostratus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Perciformes Chaetodontidae

Scientific Name: Chelmon rostratus (Linnaeus, 1758)
Common Name(s):
English Banded Longsnout Butterflyfish, Beaked Butterflyfish, Beaked Coralfish, Breaked Coral fish, Copperband Butterflyfish, Copperband Butterflyfish, Copper-banded Butterflyfish, Longnose Butterflyfish
Chaelmo rostratus (Linnaeus, 1758)
Chaetodon enceladus Shaw, 1791
Chaetodon rostratus Linnaeus, 1758
Chelmo rostratus (Linnaeus, 1758)
Chelmon lol Thiollière, 1857

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2009-10-09
Assessor(s): Myers, R. & Pratchett, M.
Reviewer(s): Elfes, C., Polidoro, B., Livingstone, S. & Carpenter, K.E.
This species is among the most frequently caught butterflyfishes for the aquarium market. Monitoring of the population trends, habitat status and harvest levels of this species is required. It lives in a range of habitat types and is not restricted to coral reefs. Apart from the aquarium trade, there are no major threats to this species and it is listed as Least Concern.

Geographic Range [top]

Range Description:This species occurs from southern Japan and Taiwan throughout the Coral Triangle, northern Thailand and the Andaman and Nicobar Islands to the Solomon Islands and the northern coast of Australia from the Gulf of Carpenteria to Sydney. It lives in depths of 1-25 m. Range size ~17.3 million km2, from values estimated by Jones et al. (2002) based on projections of distribution maps from Allen et al. (1998).
Countries occurrence:
Australia; Cambodia; Hong Kong; Indonesia; Japan; Malaysia; Myanmar; Papua New Guinea; Philippines; Singapore; Solomon Islands; Sri Lanka; Taiwan, Province of China; Thailand; Viet Nam
FAO Marine Fishing Areas:
Indian Ocean – eastern; Pacific – northwest; Pacific – southwest; Pacific – western central
Additional data:
Lower depth limit (metres):25
Upper depth limit (metres):1
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is generally common (G.R. Allen pers. comm. 2006). There is no evidence of changes in its abundance.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:This species inhabits coastal and inner reefs, often in turbid water. It occurs either singly or in pairs. The elongated snout is adapted for feeding on benthic invertebrates from small crevices (G.R. Allen pers. comm. 2006).

Use and Trade [top]

Use and Trade: Approximately 42,000 individuals were  traded between 1988-2002, making it the most frequently traded butterflyfish (Global Marine Aquarium Database).

Threats [top]

Major Threat(s): This species is collected for the aquarium trade, however, there is no data on how this affects the population. There appear to be no other major threats to this species.

Conservation Actions [top]

Conservation Actions: There are no known species-specific conservation measures in place for this species. It occurs within marine protected areas. Monitoring of the population trends, habitat status and harvest levels of this species is required.

Citation: Myers, R. & Pratchett, M. 2010. Chelmon rostratus. The IUCN Red List of Threatened Species 2010: e.T165659A6083324. . Downloaded on 21 February 2018.
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