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- FishBase
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español |
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Overview |
Main identification features
- large head and eye
- d: x-xi
- mouth: oblique, roof black
- pectoral greater than pelvic
- fins scaly; rear body scales rough
Elongate, fusiform, compressed, oval cross-section; head low, long (~35% of standard length), pointed; eye large (25-33% of head length); mouth a little oblique, reaches to middle of pupil; front of top jaws with a pair of large pointed canines; no barbels under chin; preopercle smooth in adult (with 2 spines in juvenile); 14 rakers on 1st gill arch; dorsal low, with long base, deep notch, 2 parts distinctly separate, X-XI, 18-21; anal II,8-10, small, length of base ~snout length; pectorals long, reach past pelvics, pointed, 16-17 rays; tail bluntly angular to rounded, central rays longest; lateral line arched at front; scales rough on rear 3/4 body, smooth in front and head, 49-59 on lateral line, 5-7 scales between lateral line and dorsal origin, inner ½ of membranes of soft dorsal and anal fins scaled.
Dark above, silver below; sides with undulating dark lines along scale rows; roof of mouth and gill chamber black, latter visible through side of gill covers; inner base of pectoral black.
Size: 27 cm.
Habitat: offshore, continental shelf, on bottom and midwater.
Depth: 100-815 m.
The SW and SE Gulf of California to Costa Rica.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos).
Depth Range Max: 815 m.
Depth Range Min: 100 m.
Diet: bony fishes; mobile benthic crustacea (shrimps/crabs); octopus/squid/cuttlefish; Pelagic crustacea.
Eastern Pacific Range: Northern limit=25; Southern limit=9; Western limit=-111; Eastern limit=-84; Latitudinal range=16; Longitudinal range=27.
Egg Type: Pelagic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Bentho-Pelagic.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Sand & gravel; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Water column.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 27 cm.
Regional Endemism: Continent; Continent only; TEP endemic; Continental TEP endemic; Mexican + Panamic provinces endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Mid Water; Near Bottom; Near Bottom; Bottom + water column;
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References |
- Castro-Aguirre , J. L. and Arvizu-Martinez, J., 1976., Una nueva especie de Cynoscion, del Pacifico de Mexico (Pisces: Sciaenidae: Otholitinae)., Rev. Soc. Mex. Hist. Nat, 37:323-329.
- Castro-Aguirre, J.L., 1991., Nuevos registros de peces mesopelágicos y bentónicos en el Golfo de California, México., Anales de la Escuela Nacional de Ciencias Biologicas de Mexico, 35:71-89.
- 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.
- Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen III. Vertebrados - Parte 2., FAO3:1201-1813.
- 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.
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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=Cynoscion&speciesname=nannus ---> http://192.134.151.83/Summary/speciesSummary.php?genusname=Cynoscion&speciesname=nannus
http://192.134.151.83/Summary/speciesSummary.php?genusname=Cynoscion&speciesname=nannus ---> https://fishbase.mnhn.fr/Summary/speciesSummary.php?genusname=Cynoscion&speciesname=nannus
&pull 20q v5.145 20180528: Error 501 Protocol scheme 'https' is not supported (LWP::Protocol::https not installed) https://fishbase.mnhn.fr/Summary/speciesSummary.php?genusname=Cynoscion&speciesname=nannus |
Updated: 2024-06-06 14:04:40 gmt
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