Plesiobatis daviesi   (Wallace,  1967) (Fish)
Organism information awaits expert curation
Class: Elasmobranchii

Size: 270 cm- 534 cm TL.

Color: Grey-black to brownish or purplish-brown above, white below; rear edges of pelvic fins and tail grey; disc edges black, and sting light.

Skin soft, thin and translucent. The entire dorsal surface of the disc covered with small evenly scattered prickles; tail short, covered with prickles with a long caudal fin and a narrow sting; ventral side and both sides of the pelvic fin devoid of prickles. A giant plain stingray with a broadly pointed snout, small eyes and a round disc; upper surface covered with denticles.

Synonym (s)
Urolophus marmoratus Chu, Hu & Li, 1981
Urotrygon davesi Wallace, 1967
Urotrygon daviesi Wallace, 1967

Common Name (s)
• Deepwater Stingray (English)
• Thirukai (Tamil)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Demersal, Coastal
Trophic Level:  Tertiary Consumer
Prey:  Feeds on small pelagic fish, eels, shrimps, lobsters, cephalopods and polychaete worms.
IUCN Status:  Least Concern


• Andaman Sea INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• East Coast INDIA

Literature Source(s)
  • Akhilesh, KV; Manjebrayakath, H; Ganga, U; Pillai, NGK and Sebastine, M (2009) Morphometric characteristics of deepwater stingray Plesiobatis daviesi (Wallace, 1967) collected from the Andaman Sea J. Mar. Biol. Ass. India Marine Biological Association of India 51(2) 246-249 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at -
  • Raje, SG; Sivakami, S; Mohanraj, G; Manoj Kumar, PP; Raju, A and Joshi, KK (2007) An atlas on the Elasmobranch fishery resources of India CMFRI Special publication CMFRI, Cochin, India. 95 253pp Available at -

Page last updated on:2011-04-01

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