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Scymnodalatias sherwoodi 

Scope: Global
Language: English
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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Chondrichthyes Squaliformes Somniosidae

Scientific Name: Scymnodalatias sherwoodi (Archey, 1921)
Common Name(s):
English Sherwood's Dogfish

Assessment Information [top]

Red List Category & Criteria: Data Deficient ver 3.1
Year Published: 2003
Date Assessed: 2003-04-30
Annotations:
Needs updating
Assessor(s): Duffy, C. (SSG Australia & Oceania Regional Workshop, March 2003)
Reviewer(s): Shark Specialist Group Australia & Oceania Regional Group (Shark Red List Authority)
Justification:
A very poorly known species known from a few specimens trawled off the east coast of South Island, New Zealand between 400 and 500 m depth. May also occur off Australia. Nothing is known of the species ecology, and there is insufficient information to assess it beyond Data Deficient.

Geographic Range [top]

Range Description:New Zealand endemic. Recorded off the east coast of South Island, from Bank's Peninsula to Pukaki Rise.
Countries occurrence:
Native:
New Zealand
FAO Marine Fishing Areas:
Native:
Pacific – southwest
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:Reaches at least 80 cm total length (TL). Depth range: 400 to 500 m. An 80 cm TL male was mature.
Systems:Marine

Threats [top]

Major Threat(s): Infrequently taken in deepwater trawl fisheries.

Conservation Actions [top]

Conservation Actions: There are currently no conservation measures in place for this species.

Classifications [top]

10. Marine Oceanic -> 10.1. Marine Oceanic - Epipelagic (0-200m)
suitability:Unknown  

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
In-Place Species Management
In-Place Education
5. Biological resource use -> 5.4. Fishing & harvesting aquatic resources -> 5.4.4. Unintentional effects: (large scale) [harvest]
♦ timing:Ongoing ♦ scope:Minority (<50%) ♦ severity:Unknown ⇒ Impact score:Unknown 
→ Stresses
  • 2. Species Stresses -> 2.1. Species mortality

Bibliography [top]

Garrick, J.A.F. 1956. Studies on New Zealand Elasmobranchii. Part V. Scymnodalatias n.g. based on Scymnodon sherwoodi Archey, 1921 (Selachii). Transactions of the Royal Society of New Zealand 83(3): 555-571.

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/.

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 sherwoodi. The IUCN Red List of Threatened Species 2003: e.T41856A10580775. . Downloaded on 24 October 2017.
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