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Raja velezi N. Chirichigno, 1973
VELEZ RAY
Rasptail Skate

Life   Vertebrata   Fish   Rajidae   Raja

Raja velezi
© Copyright Ross Robertson, 2006 · 12
Raja velezi

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Raja velezi
© Copyright Ross Robertson, 2006 · 12
Raja velezi
Raja velezi
© Copyright Photographer/SFTEP, 2002 · 0
Raja velezi
español

Overview
Main identification features
  • disc wide, front borders concave
  • wings pointed
  • rows thorns: 1 back, 3 tail
  • pectoral: large ocellus
Rhomboidal disc of flattened, pointed head, body and pectoral fins; disc wide (width = 70-80% of total length); front of disc concave; tips of "wings" pointed; pelvic fins with 2 distinct lobes, rear one large; large spiracles behind eyes; snout rigid; spines on rear borders only of ventral side; 2 small dorsal fins at rear of tail, no tail fin; disc totally covered with small, thin, grooved spines, with oval bases, larger on snout, along front border of disc, and before, above & behind eye; 1 row of thorns along midline, from a little behind eye to dorsal fins on tail, 2 rows along sides of tail.

Grey to brown above, snout & spines translucent; belly white, borders darker; a large, well defined ocellus (black with 5 yellow spots in center) in center of each pectoral fin

Size: 83 cm.

Habitat: sandy & muddy bottoms.

Depth: 35-300 m.

The lower 3/4 of the Gulf of California to Peru, the Galapagos and Malpelo.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); South Temperate (Peruvian Province ); North Temperate (Californian Province &/or Northern Gulf of California).
Depth Range Max: 300 m.
Depth Range Min: 35 m.
Diet: mobile benthic worms; bony fishes; mobile benthic crustacea (shrimps/crabs).
Eastern Pacific Range: Northern limit=31; Southern limit=-9; Western limit=-114; Eastern limit=-78; Latitudinal range=40; Longitudinal range=36.
Egg Type: Benthic; No pelagic larva; No pelagic phase.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Mud; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only; Sand & gravel.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 83 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;


Names
Scientific source:

Links to other sites

References
  • Balart , E. F. , Castro-Aguirre , J. L. , Aurioles-Gamboa , D. , García-Rodriguez , F. and Villavicencio-Garayzar, C., 1995., Adiciones a la ictiofauna de Bahía de la Paz, Baja California Sur, México., Hidrobiologica, 5:79-85.
  • Béarez, P., 1996., Lista de los Peces Marinos del Ecuador Continental., Revista de Biologia Tropical, 44:731-741.
  • Chirichigno, N., 1973., Nuevas especies de peces de los generos Mustelus (Fam. Triakidae), Raja (Fam. Rajidae) y Schedophilus (Fam. Centrolophidae)., Instituto del Mar del Peru, Informe., 42:1-40.
  • Compagno, L.J.V., 1999., Checklist of living elasmobranchs. In Hamlett W.C. (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes., The John Hopkins University Press:471-498.
  • 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 II. Vertebrados - Parte 1., FAO2:647-1200.
  • Jimenez-Prado, P., Béarez, P., 2004., Peces marinos del Ecuador continental / Marine fishes of continental Ecuador., SIMBIOE/NAZCA/IFEA tomo 1 y 2.
  • 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.
  • Rubio , R. E. A. and Estupiñan, F., 1990., Ictiofauna del Parque Nacional Natural Sanquianga, un Analisis de su Estructura y Perspectivas para su Manejo., Memorias del VII Seminario Nacional de las Ciencias y Tecnologías del Mar. Comisión Colombiana de Oceanografía. Bogota, Colombia., :660-670.
  • Rubio, E.A., 1988., Estudio taxonomico de la ictiofauna acompañante del camaron en areas costeras del Pacifico de Colombia., Memorias del VI Seminario Nacional de las Ciencias del Mar. Comisión Colombiana de Oceanografía. Bogota, Colombia., :169-183.

Acknowledgements

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


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