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Overview

Comprehensive Description

Biology

Dorsal and pelvic spines robust with a locking mechanism similar to sticklebacks and some catfishes (Ref. 89357).
  • McAllister, D.E. 1990 A working list of fishes of the world. Copies available from D.E. McAllister, Canadian Museum of Nature, P.O. Box 3443, Ottawa, Ontario K1P 6P4, Canada. 2661 p. plus 1270 p. Index. (Ref. 27116)
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Distribution

Southeast Pacific: Nazca Ridge, Desventuradas Is. and Juan Fernández Is. (Ref. 89357).
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Juan Fernández Islands, San Félix and San Ambrosio Island, Nasca ridge.
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Physical Description

Size

Max. size

9.9 cm SL (male/unsexed; (Ref. 35373))
  • Kotlyar, A.N. 1988 Material on the systematics and biology of the beryciform fishes Monocentris reedi and Polymixia yuri from the Naska submarine ridge. J. Ichthyol. 28(6):146-150. (Ref. 35373)
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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

demersal; marine; depth range 0 - 250 m (Ref. 89357)
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Depth range based on 3 specimens in 1 taxon.
Water temperature and chemistry ranges based on 3 samples.

Environmental ranges
  Depth range (m): 162 - 190
  Temperature range (°C): 13.274 - 16.104
  Nitrate (umol/L): 3.351 - 11.078
  Salinity (PPS): 34.411 - 34.742
  Oxygen (ml/l): 4.539 - 5.164
  Phosphate (umol/l): 0.517 - 0.990
  Silicate (umol/l): 2.209 - 5.636

Graphical representation

Depth range (m): 162 - 190

Temperature range (°C): 13.274 - 16.104

Nitrate (umol/L): 3.351 - 11.078

Salinity (PPS): 34.411 - 34.742

Oxygen (ml/l): 4.539 - 5.164

Phosphate (umol/l): 0.517 - 0.990

Silicate (umol/l): 2.209 - 5.636
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Depth: 200 - 250m.
From 200 to 250 meters.

Habitat: demersal.
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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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