Dasyatis zugei
Scientific Name:-
Dasyatis zugeiCommon Name:-
Paleedged / Sharpnose Stingray
Malayalam Name:-
Mookkan Mullan Thirandi
Category:-
Fishes
Status:-
Classified as Near Threatened in IUCN Redlist of species.
Description:-
Disc subquadrangular, as long as wide. Diamond-shaped pectoral fin disc slightly longer than wide, with concave anterior margins merging into an elongated, triangular snout; the head comprises more than half of the disc length. The eyes are small, with a pair of much larger spiracles immediately behind. There is a nearly rectangular curtain of skin between the nares, with a fringed rear margin. The mouth is gently curved, without papillae on the floor. There are 40–55 tooth rows in either jaw, arranged with a quincunx pattern into pavement-like surfaces. Spiracles much larger than eyes. Mouth undulated; no buccal papillae on floor of mouth. Tail whip-like, with upper and lower cutaneous folds and one serrated spine. Skin smooth in young; in adults an incomplete median series of tubercles, in very large specimens a complete median series of tubercles; tail roughened with tubercles. Yellowish to reddish brown, rather pale marginally on disc; cutaneous folds of tail dusky brown.
Remark:-
Recorded from trawl bycatch of Kerala (Bijukumar and Deepthi, 2009).
Habitat:-
Marine, Reef Associated, Demersal, Estuarine
Synonyms:-
Amphotistius zugei (Müller & Henle, 1841)
Dasyatis cheni Teng, 1962
Trygon crozieri Blyth, 1860
Trygon zugei Müller & Henle, 1841
References:-
Akhilesh K.V., K. K. Bineesh, A. Gopalakrishnan, J. K. Jena, V. S. Basheer and N. G. K. Pillai (2014). Checklist of Chondrichthyans in Indian waters. Mar. Biol. Ass. India, 56 (1), 109-120.
Bailly, N. (2015). Dasyatis zugei (Müller & Henle, 1841). In: Froese, R. and D. Pauly. Editors. (2015) FishBase. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=271454 on 2015-10-07
Bijukumar, A and Deepthi, GR (2009) Mean trophic index of fish fauna associated with trawl bycatch of Kerala, southwest coast of India. Journal of the Marine Biological Association of India, 51(2) 145 – 154
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.
Talwar, PK and Kacker, RK (1984) Commercial sea fishes of India ZSI, Calcutta 997 pp
White, W.T. 2006. Dasyatis zugei. The IUCN Red List of Threatened Species 2006: e.T60160A12300391. http://dx.doi.org/10.2305/IUCN.UK.2006.RLTS.T60160A12300391.en . Downloaded on 07 October 2015.