Rough longnose dogfish

Rough longnose dogfish
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Chondrichthyes
Order:Squaliformes
Family:Centrophoridae
Genus:Deania
Species: D. hystricosa
Binomial name
Deania hystricosa
(Garman, 1906)
Range of rough longnose dogfish (in blue)

The rough longnose shark (Deania hystricosa) is a little-known deepwater dogfish.

The rough longnose dogfish has an extremely long snout, no anal fin, small grooved dorsal spines, and rough, pitchfork-shaped dermal denticles. The first dorsal fin is long and narrow. Maximum length is 109 cm.

Found in the Eastern Atlantic around Madeira and in the western Pacific around southern Japan, this shark is rarely seen, but lives between 600 and 1,000 m. It is ovoviviparous with probably around 12 pups per litter.

References

  1. Ebert, D., McCormack, C., Freitas, M., Biscoito, M., Francis, M., Tanaka, S., Ishihara, H., Holtzhausen, H. & Stewart, A. 2009. Deania hystricosa. The IUCN Red List of Threatened Species 2009: e.T161549A5449034. https://dx.doi.org/10.2305/IUCN.UK.2009-2.RLTS.T161549A5449034.en. Downloaded on 01 November 2017.
  • Froese, Rainer and Pauly, Daniel, eds. (2005). "Deania hystricosa" in FishBase. 09 2005 version.
  • FAO Species Catalogue Volume 4 Parts 1 and 2 Sharks of the World
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