Overview

Comprehensive Description

Biology

This species is common on sheltered seaward reefs, primarily on the inner and eastern portions of the Cenderawasih Bay at depths between about 22 to 60 m, although it is more abundant below about 35 m. Observed to be in groups of about 10 to 20 individuals, including one to five males, and were typically encountered on rubble slopes or on rubble substrates at the base of slopes. Apparently feeds on zooplankton, which is typical for the genus, at a short distance above the bottom (Ref. 75881).
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Distribution

Range Description

This species is found in Indonesia (Cenderawasih Bay). The extent of occurrence is estimated to be approximately 30,000 km2 based on area calculations from 25-75 m depth within Cenderawasih Bay.
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Irian Jaya, Indonesia.
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Western Pacific: Indonesia.
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Physical Description

Morphology

Dorsal spines (total): 11; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 9
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Diagnostic Description

This species is distinguished by the following characters: D XI, 9; A III, 9; pectoral rays 15; lateral-line scales 14-16 + 6-9; median predorsal scales 5; horizontal scale rows on cheek below eye 2; gill rakers 14-17; body depth 2.9-3.2 in SL; head length 2.9-3.2 in SL; snout length 3.8-4.7 in head; males' caudal fin strongly lunate with produced lobes; pelvic fins relatively short, not reaching anal fin origin when depressed; live colour pattern features of males include a pink overall coloration with broad, irregular yellow stripe or rectangular blotch on middle of side, and series of 4-5 large, irregular black blotches along back, extending on to adjacent basal portion of dorsal fin; female mainly reddish pink with pupil sized black spot on upper caudal peduncle (Ref. 75881).
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Type Information

Paratype for Cirrhilabrus cenderawasih
Catalog Number: USNM 385876
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): M. Erdmann et al.
Year Collected: 2006
Locality: Tanjung Kimbo, Cenderawasih Bay, Papua Province, Indonesia, Papua, Indonesia, Pacific
  • Paratype: Allen, G. R. & Erdmann, M. V. Sep 2006. Aqua: Journal of Ichthyology and Aquatic Biology. 11 (3): 126, Figs. 1-3.
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
This species inhabits sheltered rubble substrates at the base of slopes (R. Myers pers. comm. 2008). It is common on sheltered seaward reefs, primarily on the inner and eastern portions of the Cenderawasih Bay at depths between about 22 to 60 m, although it is more abundant below about 35 m.

Systems
  • Marine
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Environment

reef-associated; marine; depth range 22 - 60 m (Ref. 75881)
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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
Rocha, L.

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

Contributor/s

Justification
This species is endemic to Cenderawasih Bay, Indonesia. There is no population information available for this species. Even though this species is commercialized in the aquarium trade, it is not commonly traded and does not reach a very high value. It is listed as Least Concern.
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Population

Population
This species is considered common throughout its restricted range.

Population Trend
Unknown
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Threats

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

Conservation Actions

Conservation Actions
There are no known species specific conservation measures in place for this species. This species range overlaps the Cenderawasih Bay Marine Protected Area.
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