Granular dogfish

Granular dogfish
Conservation status
Data Deficient (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Order:	Squaliformes
Family:	Dalatiidae
Genus:	Centroscyllium
Species:	C. granulatum
Binomial name
Centroscyllium granulatum Günther, 1887
Range granular dogfish (in blue)

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The granular dogfish, Centroscyllium granulatum, is a little-known very small dogfish shark of the family Dalatiidae, endemic to the Falkland Islands.

Physical characteristics

The granular dogfish has no anal fin, two dorsal spines with the second one much larger than the first, a large second dorsal fin, a long abdomen, small pectoral and pelvic fins, a large eye, prominent nostrils and spiracles, and brownish-black coloration. It is very small, growing to only 28 cm.

Distribution

They have only been found around the Falkland Islands in the South Atlantic.

Habits and habitat

Almost nothing is known about this shark. It has been caught at around 450 m depth.

References

• Acuña & Kyne (2004). Centroscyllium granulatum. 2006. IUCN Red List of Threatened Species. IUCN 2006. www.iucnredlist.org. Retrieved on 12 May 2006. Database entry includes justification for why this species is listed as data deficient
• "Centroscyllium granulatum". Integrated Taxonomic Information System. http://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=160705. Retrieved 6 February 2006. 
• Froese, Rainer, and Daniel Pauly, eds. (2006). "Centroscyllium granulatum" in FishBase. 06 2006 version.
• FAO Species Catalogue Volume 4 Parts 1 and 2 Sharks of the World