Overview

Comprehensive Description

Biology

Found generally at depths of more than 1000 meters (Ref. 56212).
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Distribution

North Atlantic and southern Africa to Australia, New Zealand andoff New Caledonia.
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North Atlantic: Slope, off northern U.S. and off France, Ireland and British Isles.
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Physical Description

Size

Max. size

76.1 cm TL (male/unsexed; (Ref. 56212)); 73.2 cm TL (female); max. published weight: 1,288 g (Ref. 56212); max. published weight: 1,275.0 g
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Diagnostic Description

Diagnosis: Body uniformly black, slightly brownish in larger specimens. Dermal denticles large and giving a rough texture to the skin. Upper labial furrows longer than the lower ones. First dorsal fin only slightly smaller than the second dorsal fin, originating from above anterior third to middle of the pelvic fin base. Second dorsal fin insertion just before level of anal fin insertion. Interorbital space 1.9-3.5 times eye horizontal diameter. Abdomen between pectoral fin tip and pelvic fin origin 1.3-2.5 times pectoral fin width. Spiral valves of the intestine 19-23 (mostly 21-22). Monospondylous + precaudal diplospondylous vertebrae 36-43 + 26-32 (often 38-40 + 28-30). Dermal denticles on tongue and palate absent (Ref. 56212).
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Ecology

Habitat

Environment

bathypelagic; marine; depth range 512 - 1520 m (Ref. 56212)
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Apristurus melanoasper

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 22
Species With Barcodes: 1
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Conservation

Threats

Data deficient (DD)
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Wikipedia

Black roughscale catshark

The black roughscale catshark, Apristurus melanoasper, is a catshark of the family Scyliorhinidae, found at the northwest Atlantic continental shelf at depths between 510 and 1,520 m. It can grow up to 76 cm (30 in).[2]

References[edit]

  1. ^ C. McCormack & S. Iglésias (2007). "Apristurus melanoasper". IUCN Red List of Threatened Species. Version 2009.2. International Union for Conservation of Nature. Retrieved February 2, 2010. 
  2. ^ Froese, Rainer and Pauly, Daniel, eds. (2006). "Apristurus melanoasper" in FishBase. July 2006 version.
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