|Scientific Name:||Scymnodalatias albicauda Taniuchi & Garrick,1986|
|Red List Category & Criteria:||Data Deficient ver 3.1|
|Assessor(s):||Duffy, C. (SSG Australia & Oceania Regional Workshop, March 2003)|
|Reviewer(s):||Shark Specialist Group Australia & Oceania Regional Group (Shark Red List Authority)|
This species appears to be widespread in the Southern Ocean but is known from very few specimens. It is naturally rare and there is insufficient information on its biology, distribution and exploitation to assess it beyond Data Deficient.
|Range Description:||Apparently circumglobal in the Southern Ocean.|
Native:Australia (Tasmania, Western Australia); New Zealand
|FAO Marine Fishing Areas:|
Atlantic – southeast; Atlantic – southwest; Indian Ocean – western; Indian Ocean – eastern; Pacific – southeast; Pacific – southwest
|Range Map:||Click here to open the map viewer and explore range.|
|Current Population Trend:||Unknown|
|Habitat and Ecology:||Depth range: 150 to 500 m. Upper slope (Pukaki Rise, New Zealand), possibly mesopelagic. Reaches at least 111 cm total length (TL). Size at maturity is unknown. The smallest mature female reported was 74 cm TL. This species appears to be highly fecund (litter size more than 59) however, the gestation period and pupping interval is unknown. Size at birth, age and growth, and diet are unknown.|
|Major Threat(s):||Infrequently taken in deepwater trawl and tuna longline fisheries.|
|Conservation Actions:||There are currently no conservation measures in place for this species.|
IUCN. 2003. 2003 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 18 November 2003.
IUCN SSC Shark Specialist Group. Specialist Group website. Available at: http://www.iucnssg.org/.
Last, P.R. and Stevens, J.D. 2009. Sharks and Rays of Australia. Second Edition. CSIRO Publishing, Collingwood.
Nakaya, K. and Nakano, H. 1995. Scymnodalatias albicauda (Elasmobranchii, Squalidae) is a prolific shark. Japanese Journal of Icthyology 42(3/4): 325–328.
Taniuchi, T. and Garrick, J.A.F. 1986. A new species of Scymnodalatias from the Southern Oceans, and comments on other Squaliform sharks. Japanese Journal of Ichthyology 33(2): 119–134.
|Citation:||Duffy, C. (SSG Australia & Oceania Regional Workshop, March 2003). 2003. Scymnodalatias albicauda. The IUCN Red List of Threatened Species 2003: e.T41855A10580679.Downloaded on 24 October 2017.|
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