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Overview

Comprehensive Description

Biology

Benthic (Ref. 58302). Edible (Ref. 637).
  • Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino 1984 The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
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Distribution

Northwest Pacific: Japan and Taiwan; most probably in East China Sea and/or the Okinawa Trough, but rarely in the South China Sea. No reliable reports outside this area and need to be checked.
  • Ho, H.-C. and P.R. Last 2013 Two new species of the coffinfish genus Chaunax (Lophiiformes: Chaunacidae) from the Indian Ocean. Zootaxa 3710(5):436-448. (Ref. 94130)
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Southeastern Indian Ocean, western and central Pacific including Hawaiian Ridge.
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Physical Description

Size

Maximum size: 140 mm SL
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Max. size

14.0 cm SL (male/unsexed; (Ref. 559))
  • Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino 1984 The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
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Diagnostic Description

A species belonging to the C. fimbriatus species group which is distinguished mainly from its congeners by having two large pale patches on its dorsal surface, one associated with the embedded third dorsal spine and another before the origin of the soft dorsal fin; mainly four neuromasts in the lower preopercular series (vs. mainly 3 in other congeners) (Ref. 94130).
  • Ho, H.-C. and P.R. Last 2013 Two new species of the coffinfish genus Chaunax (Lophiiformes: Chaunacidae) from the Indian Ocean. Zootaxa 3710(5):436-448. (Ref. 94130)
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Ecology

Habitat

Known from seamounts and knolls
  • Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication.
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Source: World Register of Marine Species

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Environment

bathydemersal; marine; depth range 500 - 1985 m (Ref. 7460)
  • Chave, E.H. and B.C. Mundy 1994 Deep-sea benthic fish of the Hawaiian Archipelago, Cross Seamount, and Johnston Atoll. Pac. Sci. 48:367-409. (Ref. 7460)
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Depth range based on 27 specimens in 1 taxon.
Water temperature and chemistry ranges based on 20 samples.

Environmental ranges
  Depth range (m): 200 - 25000
  Temperature range (°C): 6.973 - 17.350
  Nitrate (umol/L): 7.469 - 31.298
  Salinity (PPS): 34.468 - 35.502
  Oxygen (ml/l): 2.486 - 4.573
  Phosphate (umol/l): 0.601 - 2.343
  Silicate (umol/l): 2.772 - 44.779

Graphical representation

Depth range (m): 200 - 25000

Temperature range (°C): 6.973 - 17.350

Nitrate (umol/L): 7.469 - 31.298

Salinity (PPS): 34.468 - 35.502

Oxygen (ml/l): 2.486 - 4.573

Phosphate (umol/l): 0.601 - 2.343

Silicate (umol/l): 2.772 - 44.779
 
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Depth: 500 - 590m.
From 500 to 590 meters.

Habitat: bathydemersal. Edible (Ref. 637).
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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