Overview

Comprehensive Description

Biology

Inhabits outer reef slopes, over rubble, algae, or coral (Ref. 9710). Swim close to the bottom and females swim in small groups. Males swim around them and often hurry from one area to another where there are groups of females. Some juveniles are secretive and often single or small groups amongst the rubble (Ref. 48636).
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Distribution

Range Description

This species is found from Oman to Tanzania in Eastern Africa to western Thailand, including the Andaman Islands and northern Sumatra.
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Indo-West Pacific: western Indian Ocean to Fiji. Questionable record from Indonesia (Ref. 8631).
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Indian Ocean: Comoro Islands to Andaman Sea.
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Physical Description

Size

Maximum size: 70 mm NG
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Max. size

8.0 cm TL (male/unsexed; (Ref. 11441))
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Diagnostic Description

Only the first dorsal soft ray prolonged in adults; penultimate dorsal soft ray of males 1.6-2.0 in HL; a single short dark stripe beneath pectoral fin (Ref. 41634).
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Type Information

Paratype for Paracheilinus mccoskeri Randall & Harmelin-Vivien
Catalog Number: USNM 215274
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): J. McCosker
Year Collected: 1975
Locality: Grand Comore, Comore Islands; N of Moroni Reef and Padina Bed In Front of Said Ibrahim'S Place 150 m Off Shore., Grande Comore Island, Comoros, Comoro Islands, Indian
Depth (m): 25 to 30
  • Paratype: Randall, J. E. & Harmelin-Vivien, M. 1977. Bulletin du Museum National d'Histoire Naturelle (Paris), 3eme Serie. Zoologie. (No. 306): 332-33.
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
This species occurs along reef margins on rubble, algae or coral zones at about 20-40 m depth (Kuiter 2002), and also on outer reef slope from 12 to 35 m depth (Lieske and Myers 1994). Females gather in small groups and males swim around them, often moving from one area to another between groups of females, while small juveniles are secretive and often appear singly or in small groups amongst the rubble (Kuiter 2002).

Systems
  • Marine
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Environment

reef-associated; marine, usually 5 - 40 m (Ref. 27115)
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Depth range based on 2 specimens in 1 taxon.

Environmental ranges
  Depth range (m): 6.5 - 31

Graphical representation

Depth range (m): 6.5 - 31
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Molecular Biology and Genetics

Molecular Biology

Barcode data: Paracheilinus mccoskeri

The following is a representative barcode sequence, the centroid of all available sequences for this species.


There are 5 barcode sequences available from BOLD and GenBank.  Below is a sequence of the barcode region Cytochrome oxidase subunit 1 (COI or COX1) from a member of the species.  See the BOLD taxonomy browser for more complete information about this specimen and other sequences.

CCTGTATCTAGTATTTGGTGCTTGAGCCGGAATGGTAGGCACGGCTTTAAGCTTACTAATCCGCGCTGAACTCAGCCAGCCTGGGGCCCTCCTTGGCGATGATCAGATCTATAACGTTATTGTAACCGCTCACGCCTTTGTTATAATCTTTTTTATAGTAATGCCCATTATAATTGGAGGATTCGGAAACTGGCTTATTCCTCTAATGATTGGAGCCCCAGATATAGCATTTCCCCGAATAAATAATATAAGCTTTTGACTGCTTCCCCCTTCTTTCCTTCTTCTCCTGGCCTCTTCTGGGGTAGAAGCAGGGGCTGGGACAGGGTGAACAGTATATCCCCCACTAGCAGGAAACTTGGCCCATGCTGGAGCGTCTGTTGACCTGACTATTTTTTCTCTTCATCTCGCAGGTATTTCCTCTATCTTAGGGGCAATTAACTTTATTACAACCATCATTAATATGAAGCCCCCCGCCATCTCACAGTACCAGACCCCTTTATTTGTTTGGGCCGTACTAATTACAGCTGTCCTTCTCCTTCTTTCGCTGCCCGTTCTTGCAGCCGGAATTACAATGCTTCTGACTGACCGGAATTTAAATACCACTTTCTTCGACCCTGCTGGTGGAGGAGACCCCATCCTTTACCAACACCTA
-- end --

Download FASTA File
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Statistics of barcoding coverage: Paracheilinus mccoskeri

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 5
Specimens with Barcodes: 5
Species With Barcodes: 1
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2010

Assessor/s
Liu, M. & To, A.

Reviewer/s
Craig, M.T. & Carpenter, K.E.

Contributor/s

Justification
This species is widepsread with little information available on population trends. There are no known major threats although it is collected for the aquarium trade. It is listed as Least Concern.
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Population

Population
There is no population information available for this species. It is common in the Seychelles.

Population Trend
Unknown
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Threats

Major Threats
There are no major threats known to this species, although it is collected for the aquarium trade.
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Least Concern (LC)
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Management

Conservation Actions

Conservation Actions
There are no species-specific conservation measures in place for this species. However, its distribution overlaps several marine protected areas within its range (Wood 2007).
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Relevance to Humans and Ecosystems

Benefits

Importance

aquarium: commercial
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Wikipedia

Paracheilinus mccoskeri

McCosker's flasher, Paracheilinus mccoskeri, is a species of wrasse native to the Indian Ocean and the western Pacific Ocean. It is a reef inhabitant, at depths from 5 to 40 m (16 to 130 ft), and can grow to 8 cm (3.1 in) in total length. It can be found in the aquarium trade.[2]

References[edit]

  1. ^ Liu, M. & To, A. 2010. Paracheilinus mccoskeri. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. <www.iucnredlist.org>. Downloaded on 15 November 2013.
  2. ^ Froese, Rainer and Pauly, Daniel, eds. (2013). "Paracheilinus mccoskeri" in FishBase. August 2013 version.


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