World Library  
Flag as Inappropriate
Email this Article

Arrowhead dogfish

Article Id: WHEBN0003964581
Reproduction Date:

Title: Arrowhead dogfish  
Author: World Heritage Encyclopedia
Language: English
Subject: Centrophoridae, Squaliformes, WikiProject Sharks/Watchlist, Mandarin dogfish, Black dogfish
Collection:
Publisher: World Heritage Encyclopedia
Publication
Date:
 

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.

Contents

  • 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.

Distribution

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.

References

  • 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
This article was sourced from Creative Commons Attribution-ShareAlike License; additional terms may apply. World Heritage Encyclopedia content is assembled from numerous content providers, Open Access Publishing, and in compliance with The Fair Access to Science and Technology Research Act (FASTR), Wikimedia Foundation, Inc., Public Library of Science, The Encyclopedia of Life, Open Book Publishers (OBP), PubMed, U.S. National Library of Medicine, National Center for Biotechnology Information, U.S. National Library of Medicine, National Institutes of Health (NIH), U.S. Department of Health & Human Services, and USA.gov, which sources content from all federal, state, local, tribal, and territorial government publication portals (.gov, .mil, .edu). Funding for USA.gov and content contributors is made possible from the U.S. Congress, E-Government Act of 2002.
 
Crowd sourced content that is contributed to World Heritage Encyclopedia is peer reviewed and edited by our editorial staff to ensure quality scholarly research articles.
 
By using this site, you agree to the Terms of Use and Privacy Policy. World Heritage Encyclopedia™ is a registered trademark of the World Public Library Association, a non-profit organization.
 



Copyright © World Library Foundation. All rights reserved. eBooks from World Library are sponsored by the World Library Foundation,
a 501c(4) Member's Support Non-Profit Organization, and is NOT affiliated with any governmental agency or department.