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- FishBase
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Overview |
Main identification features
- head and back: small dark spots
- juvenile: 6 dark bars + edge operculum dark
Dorsal rays XI,12-14; anal rays II,13; pectoral rays 20-21; gill rakers on first arch 28-33; rear end of top jaw straight, without fringe at rear, extending well beyond eye, about 59% of head length, but not reaching margin of preopercle, same size in males and females; lips with inner papillae; no broad flap under opercle; short simple cirrus at front nostril; 2-4 teeth at front of roof of mouth; body with 100-105 oblique scale rows.
Light grey with numerous small black spots on head and upper back; sides of adult devoid of markings, but juvenile with 5-6 large dark brown blotches and corresponding spots on base of dorsal fin; inside mouth without obvious color pattern.
Size: reaches 51 cm.
Inhabits sand-rubble bottoms, often caught by anglers and trawlers.
Depth: 3-61 m.
Southern Baja and the Gulf of California to Costa Rica, and Revillagigedo Islands.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California); Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 61 m.
Depth Range Min: 3 m.
Diet: bony fishes; mobile benthic crustacea (shrimps/crabs); mobile benthic gastropods/bivalves.
Eastern Pacific Range: Northern limit=30; Southern limit=9; Western limit=-115; Eastern limit=-84; Latitudinal range=21; Longitudinal range=31.
Egg Type: Brooded; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Reef associated (reef + edges-water column & soft bottom); Sand & gravel; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 51 cm.
Regional Endemism: Island (s); Continent; Continent + Island (s); TEP endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;
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Links to other sites | |
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References |
- Almenara Roldán, S. C., 2000., Demanda internacional en el manejo de especies marinas de ornato. En Aburto Oropeza, O. y C. A. Sánchez Ortiz (Eds.). Recursos arrecifales del Golfo de California, estrategias de manejo para las especies marinas de ornato., Universidad Autónoma de Baja California Sur:30-38.
- Bussing, W.A and Lavenberg, R.J., 2003., Four new species of eastern tropical Pacific jawfishes (Opistognathus: Opistognathidae)., Rev. Biol. Trop., 51:529-550.
- 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.
- Jordan , D.S. and Gilbert, C.H., 1882., List of fishes collected by Lieut. Henry E. Nichols, U.S.N., in the Gulf of California, with descriptions of four new species., Proc. U.S. Nat. Mus., 4(1881):273-279.
- Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
- Love, M.S., Mecklenburg, C.W., Mecklenburg, T.A., Thorsteinson, L.K., 2005., es of the West Coast and Alaska: a checklist of North Pacific and Artic Ocena species from Baja California to the Alaska-Yukon border., U.S. Department of the Interior, U.S. Geological Survey, Biological Resources Division, 288pp.
- 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.
- Van der Heiden , A. M. and Findley, L. T., 1988., Lista de los peces marinos del sur de Sinaloa, México., Anales del Centro de Ciencias del Mar y Limnologia de la Universidad Autonoma Nacional de Mexico, 15:209-224.
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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 FishBase
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Top | See original
http://www.fishbase.org/Summary/speciesSummary.php?genusname=Opistognathus&speciesname=rhomaleus ---> http://52.67.158.155/Summary/speciesSummary.php?genusname=Opistognathus&speciesname=rhomaleus
http://52.67.158.155/Summary/speciesSummary.php?genusname=Opistognathus&speciesname=rhomaleus ---> https://fishbase.net.br/Summary/speciesSummary.php?genusname=Opistognathus&speciesname=rhomaleus
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Updated: 2024-04-25 18:49:07 gmt
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