Deania profundorum   (Smith & Radcliffe,  1912) (Fish)
Organism information awaits expert curation
Class: Elasmobranchii

Image copyrights: Cambraia Duarte, P.M.N.

Color: Brownish-grey or dark grey

A longnose dogfish with a long, low 1st dorsal fin and a subcaudal keel on underside of caudal peduncle. First dorsal fin long, low and keel shaped. Second dorsal fin spine much larger than first. Pectoral fin free, rear tip not elongated. Snout greatly elongated and its length greater than distance from centre of mouth to pectoral fin origins. This species can be easily identified by the presence of a keel on the underside of the caudal peduncle. Teeth of lower jaw broader than that in upper jaw. Dermal denticles on sides of body have stellate bases, high pedicels, tricuspidate and
triridged erect crow. Feeds on small benthic and midwater bony fishes, squid, and crustaceans.


Synonym (s)
Acanthidium natalense Gilchrist, 1922
Deania calceus cremouxi Cadenat, 1960
Deania cremouxi Cadenat, 1960
Deania elegans Springer, 1959
Nasisqualus profundorum Smith & Radcliffe, 1912

Common Name (s)
• Arrowhead dogfish (English)
Economic Importance and Threats

Habitat:  Benthic, Demersal, Coastal
IUCN Status:  Least Concern


• Kerala, Kochi Fisheries Harbour INDIA (Record: 04/2008)
• South West Coast INDIA
• Kerala, Kochi Fisheries Harbour INDIA (Record: 01/2008-06/2009) (Depth: 205-1800 mts)

Literature Source(s)
  • Akhilesh, KV; Hashim, M; Bineesh, KK; Shanis, CPR and Ganga, U (2010) New distributional records of deep-sea sharks from Indian waters Journal of the Marine Biological Association of India Cochin 52(1) 29-34 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 -
  • (2003) IUCN Red list of threatened species Available at -
  • Dr. Shivaji, A; Dr. Sanjeevan, VN; Saravanane, N; Dr. Shunmugaraj, T and Dr. Gupta, GVM (2010) Achievements of FORV Sagar Sampada 1997-2010 Centre for Marine Living Resources and Ecology, Ministry of earth Sciences, Kochi, India 10-21 Available at - NIO, Goa
  • Akhilesh, KV; Ganga, U; Pillai, NGK; Vivekanandan, E; Bineesh, KK; Shanis, CPR and Hashim, M (2011) Deep-sea fishing for chondrichthyan resources and sustainability concerns-a case study from southwest coast of India Indian Journal of Geo-Marine Sciences NISCAIR 40(3) 347-355 Available at -

Page last updated on:2012-02-17

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