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Chelmon rostratus

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII PERCIFORMES CHAETODONTIDAE

Scientific Name: Chelmon rostratus
Species Authority: (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
Synonym/s:
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.
Justification:
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:
Native:
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:
Native:
Indian Ocean – eastern; Pacific – northwest; Pacific – southwest; Pacific – western central
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.
Population Trend: Stable

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).
Systems: Marine

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. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 17 April 2014.
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