Rhynchobatus djeddensis   (Forsskal)  1775 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Elasmobranchii
Order:Rajiformes
Family:Rhinobatidae

Image copyrights: Government of India

Description
Size: 32-194 cm TL

Weight: Upto 240 kg

Color: The upper surface of the body is dark olive green with white spots on posterior margin of disc and body as back as second fin; a black ocellar spot on each shoulder. Lower surface is greyish white, with darker margins to pectoral and pelvic fins. Embryos and juveniles have a conspicuous black blotch on tip of snout.

A ray of large size. The snout is elongate and tapering. Anterior margin of disc weakly undulated, its outer angle sharply rounded and slightly greater than 90˚. First dorsal fin is triangular and situated above base of pelvic fins. The second dorsal fin is similar in shape but is smaller in size. Eyes are large and immediately anterior to the spiracles. Spiracles with two cutaneous folds on its hind margin. Row of small tubercles along anterior and inner margin of each orbit and on inner margins of spiracles; median row of small tubercles anterior to first dorsal fin and similar row on interdorsal space; an inner and outer series of tubercles on each shoulder, broken midway in its length.


Synonym (s)
Raja djeddensis Forsskal 1775
Rhynchobatus djeddensis Day 1878

Common Name (s)
• White Spotted Shovelnose Guitar Fish (English)
• Ranja
• Walawah Tenkee (Telugu)
• Nululavi (Telugu)
• Tipiulavi (Telugu)
• Padanagan (Tamil)
• Palunga (Tamil)
• Kachu Uluvai (Tamil)
• Varithlai (Malayalam)
• Etti Baliar (Kannada)
Economic Importance and Threats
Importance:  Commercial
(Fisheries; large specimens are salted and consumed, smaller ones are eaten fresh, oil from liver is much esteemed.)

Ecology

Biogeography


• Maharashtra, Vengurla INDIA (Record: 1993)
• Andhra Pradesh, Vishakhapatnam INDIA (Record: 00/10/1999-00/11/2000)
• Tamil Nadu INDIA (Record: 1984)

Literature Source(s)
  • Singh, DF and Yazdani, GM (1993) Ichthyofauna of Konkan region of Maharashtra (India) Records of the Zoological Survey of India. Occasional paper no 145 ZSI, Calcutta 46 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Sujatha, K (2002) Batoid fishes off Visakhapatnam, north east coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 44(1 & 2) 155-162 Available at - NIO, Goa
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa

Page last updated on:2009-12-22

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