Paraclinus walkeri 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Perciformes Labrisomidae

Scientific Name: Paraclinus walkeri Hubbs, 1952
Taxonomic Source(s): Eschmeyer, W.N. (ed.). 2014. Catalog of Fishes. Updated 27 August 2014. Available at: (Accessed: 27 August 2014).

Assessment Information [top]

Red List Category & Criteria: Critically Endangered B1ab(iii) ver 3.1
Year Published: 2010
Date Assessed: 2007-05-25
Assessor(s): Hastings, P. & McCosker, J.
Reviewer(s): Carpenter, K., Polidoro, B. & Livingstone, S. (Global Marine Species Assessment Team)
This species is known from a single location in Bahia San Quintin, Baja California, which has an extent of occurrence of less than 40 km². There is ongoing decline in habitat quality due to extensive coastal development and agricultural runoff. It is listed as Critically Endangered under criterion B.

Geographic Range [top]

Range Description:This species is endemic to the Eastern Pacific, and is only known from the 40 km² Bahia San Quintin, Baja California Sur, Mexico (Hubbs 1952).
Countries occurrence:
FAO Marine Fishing Areas:
Pacific – eastern central
Additional data:
Number of Locations:1
Lower depth limit (metres):6
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:No population information is available for this species. This species is currently considered to be very rare, although it has formerly been considered to be common.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:This species is found in shallow tidepools and upper reef flat to depths of six m.

Threats [top]

Major Threat(s): This species is threatened by habitat loss and degradation due to agricultural runoff and coastal development throughout its restricted range.

Conservation Actions [top]

Conservation Actions: This species is only found in Bahia de San Quintin, which is a 4,000 ha (40 km²) lagoon classified as protected habitat, and characterized as a high productivity zone due to the presence of Zostera and Spartina seagrass beds.

Citation: Hastings, P. & McCosker, J. 2010. Paraclinus walkeri. The IUCN Red List of Threatened Species 2010: e.T183896A8196215. . Downloaded on 24 June 2018.
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