Dasyatis walga   Muller and Henle  1841 (Fish)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Elasmobranchii
Order:Rajiformes
Family:Dasyatidae

Description
Color: Dull gray or brown above, whitish below.

Disc subcircular, slightly longer than broad, or as broad as long. Spiracles nearly equal to eyes, close behind it; eye diameter about 3.3 times interorbital width. Mouth undulated, with two buccal processes on floor of mouth. Tail whip-like, slightly longer than disc length, without upper and lower cutaneous folds, with 1 or 2 large serrated spines. Uniform small tubercles on interorbital, interspiracle and mid-dorsal surface of disc; a series of small spines between root of tail and caudal spine.


Synonym (s)
Dasyatis walga Talwar and Kacker 1984
Trygon dadong Bleeker 1856
Trygon heterurus Bleeker 1852
Trygon nuda Giinther 1870
Trygon walga Day 1989
Trygon walga Day 1878
Trygon walga Day 1889
Trygon walga Day 1878
Trygon walga Giinther 1870
Trygon walga Lloyd 1907
Trygon walga Malpas 1926
Trygon walga Miiller & Henle 1841
Trygon walga Moses 1922
Trygon walga Muller & Henle 1841
Trygon walga Pearson 1914
Trygon walga Peters 1880
Trygon walga Pillay 1926
Trygon walga Sauvage 1881
Trygon walga Sorley 1933
Dasyatis (Himantura) walga Misra 1969

Common Name (s)
• Pakat (Marathi)
• Goval (Marathi)
• Adavalan Tiriki (Tamil)
• Volugiri Tenkee (Telugu)
• Thirachi (Telugu)
• Tenkee Shindraki (Telugu)
• Isacurrah Tenkee (Telugu)
• Scaly Sting Ray
Economic Importance and Threats
Importance:  Commercial
(Fisheries)

Ecology

Biogeography


• Orissa, Mahanadi Estuary (Lat: 20.32) (Long: 86.75) INDIA
• West Bengal, Digha Coast (Lat: 21.61) (Long: 87.53) INDIA
• Maharashtra, Colaba (Lat: 18.92) (Long: 72.82) INDIA
• Kerala INDIA (Record: 1984)
• INDIA (Record: 1984)

Literature Source(s)
  • Zoological Survey of India (Eds.) (1998) Fauna Of Mahanadi estuary, Orissa Estuarine ecosystem series no 3 ZSI, Kolkata 1-218 Available at - ZSI, Pune
  • Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp Available at - NIO, Goa
  • Goswami, BCB (1992) Marine fauna of Digha coast of West Bengal, India Journal of Marine Biological Association of India The Marine Biological Association of India, Cochin 34 115-137 Available at - NIO, RC Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org


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