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Arrowhead dogfish

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Title: Arrowhead dogfish  
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Subject: Centrophoridae, Squaliformes, WikiProject Sharks/Watchlist, Mandarin dogfish, Black dogfish
Publisher: World Heritage Encyclopedia

Arrowhead dogfish

Arrowhead dogfish
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Squaliformes
Family: Centrophoridae
Genus: Deania
Species: D. profundorum
Binomial name
Deania profundorum
(H. M. Smith & Radcliff, 1912)
Range of arrownose dogfish (in blue)

The arrowhead dogfish, Deania profundorum, is a small little known deepwater dogfish of the family Centrophoridae.


  • Physical characteristics 1
  • Distribution 2
  • Habits and habitat 3
  • References 4

Physical characteristics

Arrowhead dogfish have extremely long angular snouts, no anal fin, small first dorsal and long rear dorsal spines, and pitchfork shaped dermal denticles. The first dorsal fin is short and placed high on the back. This is the smallest of the Deania genus with a maximum length of only 76 cm.


It is found in the Pacific Ocean around the Philippines, in the Western Atlantic Ocean off of the Carolinas, in the Eastern Atlantic all along Africa's west coast, and in the Indian Ocean off South Africa.

Habits and habitat

This shark is a little-known deepwater species that lives at depths of between 300 and 1,785 m. It is ovoviviparous with 5 to 7 pups per litter. It eats bony fish, squid, and crustaceans.


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