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Malacoctenus gigas Springer, 1959
SONORA BLENNY
Life   Vertebrata   Fish   Labrisomidae   Malacoctenus

Malacoctenus gigas
© Copyright Photographer/SFTEP, 2002 · 0
Malacoctenus gigas

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Overview
Main identification features
  • nape cirri together
  • dorsal fin has 19 spines-xxiii
  • body: 4-5 dark bars
  • female - mesh lines on flank
Dorsal rays XIX to XXIII, 12-14 (usually XXI, 12); anal rays II, 20-24 (usually 22-23); pectoral rays 13-15 (usually 14); lateral-line scales 53-65; scales present or absent on midline in front of dorsal fin; scales present on prepectoral and breast areas of specimens in excess of 5 cm (tail fin excluded); jaws with single row of large conical teeth; teeth on front of roof of mouth only; cirri present on nostrils, above eye, and together on nape.

Olive greenish on upper half, whitish on breast and belly, 4-5 irregular-shaped dark brown bars on side; dorsal, anal and caudal fin of males uniformly dusky, but spotted in females; females with reticular pattern of dark lines on lower part of sides.

Size: to 13 cm.

Habitat: very common in the northern Gulf of California on shallow reefs among seaweed.

Depth: 1-5 m.

Western and northeastern Gulf of California.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California); Northern Subtropical (Cortez Province + Sinaloan Gap).
Depth Range Max: 5 m.
Depth Range Min: 1 m.
Diet: mobile benthic crustacea (shrimps/crabs); mobile benthic worms.
Eastern Pacific Range: Northern limit=32; Southern limit=25; Western limit=-115; Eastern limit=-111; Latitudinal range=7; Longitudinal range=4.
Egg Type: Benthic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Reef Associated.
Global Endemism: TEP non-endemic; East Pacific endemic; All species.
Habitat: Macroalgae; Reef associated (reef + edges-water column & soft bottom); Rocks; Reef (rock &/or coral); Reef only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 13 cm.
Regional Endemism: Continent; Temperate Eastern Pacific, primarily; Tropical Eastern Pacific (TEP) non-endemic; Northern Gulf of California endemic; Continent only; All species.
Residency: Vagrant.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Findley, L.T., Hendrickx, M.E., Brusca, R.C., van der Heiden, A.M., Hastings, P.A., Torre, J., 2003., Diversidad de la Macrofauna Marina del Golfo de California, Mexico., CD-ROM versión 1.0. Projecto de la Macrofauna del Golfo .  Derechos reservados de los autores y Conservación Internacional.
  • Galván-Magaña, F., Gutiérrez-Sánchez, F., Abitia-Cárdenas, L.A., Rodríguez-Romero, J., 2000., The distribution and affinities of the shore fishes of the Baja California Sur lagoons. In Aquatic Ecosystems of Mexico: Status and Scope. Eds. M. Manuwar, S.G. Lawrence, I.F. Manuwar & D.F. Malley. Ecovision World Monograph Series., Backhuys Publishers:383-398.
  • Springer, V. G., 1959., Systematics and zoogeography of the clinid fishes of the subtribe Labrisomini Hubbs., Pubs. Inst. Mar. Sci. Univ. Texas,, 5:417-492.
  • Thomson , D.A. , Findley , L.T. and Kerstitch, A.N., 2000., Reef fishes of the Sea of Cortez., University of Texas Press(Revised Ed.):353.

Acknowledgements

I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.


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Following modified from CalPhotos
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Following modified from FishBase
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http://www.fishbase.org/Summary/speciesSummary.php?genusname=Malacoctenus&speciesname=gigas ---> http://www.fishbase.org/summary/Malacoctenus-gigas.html

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Common name (e.g. trout)

Genus + Species (e.g. Gadus morhua)

Malacoctenus gigas   Springer, 1959

Sonora blenny Add your observation in Fish Watcher
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Pictures | Google image Image of Malacoctenus gigas (Sonora blenny) Malacoctenus gigas
No image available for this species;
drawing shows typical fish in this Family.

Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Labrisomidae (Labrisomids)
Etymology: Malacoctenus: Greek, malakos = soft + Greek, kteis, ktenos = comb (Ref. 45335 ) .

Environment / Climate / Range Ecology

Marine; reef-associated.   Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Eastern Central Pacific: Gulf of California.

Size / Weight / Age

Maturity: L m   ?   range ? - ? cm
Max length : 13.0 cm TL male/unsexed; (Ref. 11482 )

Biology     Glossary (e.g. epibenthic)

Inhabits shallow reefs, among seaweed. Feeds on invertebrates.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Williams, Jeffrey T. | Collaborators

Allen, G.R. and D.R. Robertson , 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482 )

IUCN Red List Status (Ref. 115185 )

  Least Concern (LC)  

CITES (Ref. 94142 )

Not Evaluated

Threat to humans

  Harmless




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FAO(Publication : search ) | FisheriesWiki | Sea Around Us

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Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805 ):  PD 50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high]. Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245 ). Trophic Level (Ref. 69278 ):  3.5   ±0.37 se; Based on food items. Resilience (Ref. 69278 ):  . Vulnerability (Ref. 59153 ):  Low vulnerability (10 of 100) .

Entered by Garilao, Cristina V. Fish Forum
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