Overview

Distribution

Western Indian Ocean: Arabian Sea.
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Indian Ocean.
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Physical Description

Type Information

Paratype for Diaphus arabicus Nafpaktitis
Catalog Number: USNM 217000
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1964
Locality: Indian
Depth (m): 468
Vessel: Anton Bruun
  • Paratype: Nafpaktitis, B. G. 1978. Science Bulletin. Natural History Museum of Los Angeles County. No. 30: 77.
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Ecology

Habitat

Environment

bathypelagic; marine; depth range 0 - 468 m (Ref. 46206)
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Depth range based on 2 specimens in 1 taxon.
Water temperature and chemistry ranges based on 2 samples.

Environmental ranges
  Depth range (m): 468 - 847
  Temperature range (°C): 10.295 - 10.791
  Nitrate (umol/L): 32.392 - 33.115
  Salinity (PPS): 35.266 - 35.519
  Oxygen (ml/l): 0.108 - 0.936
  Phosphate (umol/l): 2.454 - 2.901
  Silicate (umol/l): 40.565 - 63.061

Graphical representation

Depth range (m): 468 - 847

Temperature range (°C): 10.295 - 10.791

Nitrate (umol/L): 32.392 - 33.115

Salinity (PPS): 35.266 - 35.519

Oxygen (ml/l): 0.108 - 0.936

Phosphate (umol/l): 2.454 - 2.901

Silicate (umol/l): 40.565 - 63.061
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Trophic Strategy

Migrates in a diel pattern, residing during daytime at depths of extremely low oxygen levels (0.1 ml Oxygen/liter). Appeared to be opportunistic feeder that preys on a comparatively narrow food spectrum (Ref. 27395).
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Conservation

Threats

Not Evaluated
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