Overview

Comprehensive Description

Biology

Ovoviviparous (Ref. 205).
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Distribution

Central Coral Sea off the Saumarez and Queensland Plateaus. southwestern Pacific.
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Western Pacific: central Coral Sea, off Saumarez and Queensland Plateau, Australia.
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Physical Description

Size

Max. size

44.8 cm TL (male/unsexed; (Ref. 45056)); 40.3 cm TL (female)
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Diagnostic Description

Body extremely slender. Dorsal and ventral coloration sharply contrasted; fine dark horizontal lines forming series of fine dots and dashes on upper half of body; a dark ventral saddle near middle of caudal peduncle. Head relatively short (usually < 21% TL). Caudal peduncle very elongate (usually > 23% TL). Eyes rather narrow; upper eyelid with pale naked patch. Denticles extremely dense, bristle-like, not arranged in defined rows. Flank-marking base forward of second dorsal-fin spine; its posterior branch longer than anterior branch and extending beyond free rear tip of second dorsal fin; central caudal marking absent. Monospondylous centra 41-45 (Ref. 45056).
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Ecology

Habitat

Depth range based on 2 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 598 - 797
  Temperature range (°C): 8.650 - 8.650
  Nitrate (umol/L): 23.874 - 23.874
  Salinity (PPS): 34.636 - 34.636
  Oxygen (ml/l): 4.414 - 4.414
  Phosphate (umol/l): 1.581 - 1.581
  Silicate (umol/l): 13.116 - 13.116

Graphical representation

Depth range (m): 598 - 797
 
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Environment

bathypelagic; marine; depth range 590 - 800 m (Ref. 45056)
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Depth range based on 2 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 598 - 797
  Temperature range (°C): 8.650 - 8.650
  Nitrate (umol/L): 23.874 - 23.874
  Salinity (PPS): 34.636 - 34.636
  Oxygen (ml/l): 4.414 - 4.414
  Phosphate (umol/l): 1.581 - 1.581
  Silicate (umol/l): 13.116 - 13.116

Graphical representation

Depth range (m): 598 - 797
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Trophic Strategy

Found on the continental slope (Ref. 75154).
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Life History and Behavior

Life Cycle

Distinct pairing with embrace (Ref. 205).
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Etmopterus dislineatus

The following is a representative barcode sequence, the centroid of all available sequences for this species.


No available public DNA sequences.

Download FASTA File
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Statistics of barcoding coverage: Etmopterus dislineatus

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 1
Specimens with Barcodes: 3
Species With Barcodes: 1
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Conservation

Threats

Least Concern (LC)
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Wikipedia

Etmopterus dislineatus

Etmopterus dislineatus is a shark of the family Etmopteridae found in the central Coral Sea at depths of between 590 and 800 m. Its length is up to 45 cm.

Reproduction is ovoviviparous.

References[edit]

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