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Longsnout dogfish

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Title: Longsnout dogfish  
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Longsnout dogfish

Longsnout dogfish
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Squaliformes
Family: Centrophoridae
Genus: Deania
Species: D. quadrispinosa
Binomial name
Deania quadrispinosa
(McCulloch, 1915)
Range of longsnout dogfish (in blue)

The Longsnout dogfish Deania quadrispinosa is a little-known deepwater dogfish, found in the Atlantic and Indian Oceans from Namibia to Mozambique and in the south Pacific off southern Australia.

Longsnout dogfish have an extremely long angular snout, no anal fin, dorsal fins of similar size with the first placed high on the back and the second having a longer rear free tip, and pitchfork shaped dermal denticles. It is dark brown and grows to about 114 cm.

Reproduction is ovoviviparous.

This shark lives at depths of between 150 and 732 m. It eats bony fish.

References

  • Froese, Rainer and Pauly, Daniel, eds. (2005). "Deania quadrispinosa in FishBase. 09 2005 version.
  • FAO Species Catalogue Volume 4 Parts 1 and 2 Sharks of the World
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