Overview

Comprehensive Description

Biology

Oceanic, found between 425-1,000 m during the day with maximum abundance at 425-650 m (Ref. 4479). Nyctoepipelagic from the surface to 175 m (Ref. 4479).
  • Hulley, P.A. 1990 Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
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Distribution

Western Atlantic: about 50°N, east of 40°W or south of the slope water region west of 40°W to about Brazil (absent over the minimum region off Brazil and lower abundance in the South Sargasso Sea)
  • North-West Atlantic Ocean species (NWARMS)
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Eastern Atlantic: Portugal to Liberia and from Angola to South Africa including eastern Mediterranean. Western Atlantic: about 50°N, east of 40°W or south of the Slope Water Region west of 40°W to about Brazil (absent over the minimum region off Brazil and lower abundance in the South Sargasso Sea).
  • Hulley, P.A. 1990 Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
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Atlantic (including Mediterranean Sea) and eastern Pacific.
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Physical Description

Morphology

Dorsal spines (total): 0; Dorsal soft rays (total): 10 - 13; Analspines: 0; Analsoft rays: 21 - 23
  • Hulley, P.A. 1986 Myctophidae. p. 282-321. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4066)
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Size

Maximum size: 60 mm SL
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Max. size

6.0 cm SL (male/unsexed; (Ref. 4479))
  • Hulley, P.A. 1990 Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
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Diagnostic Description

Mature males with 6-8 supracaudal luminous structures; mature females with 3-6 infracaudal luminous patches.
  • Hulley, P.A. 1986 Myctophidae. p. 282-321. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4066)
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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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nektonic
  • North-West Atlantic Ocean species (NWARMS)
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Nyctoepipelagic species, migrates from daytime depth of 500- 1000 m to between 0- 175 m at night.
  • North-West Atlantic Ocean species (NWARMS)
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Environment

bathypelagic; oceanodromous (Ref. 51243); marine; depth range 0 - 1000 m (Ref. 4479), usually 425 - 650 m (Ref. 4479)
  • Riede, K. 2004 Global register of migratory species - from global to regional scales. Final Report of the R&D-Projekt 808 05 081. Federal Agency for Nature Conservation, Bonn, Germany. 329 p. (Ref. 51243)
  • Hulley, P.A. 1990 Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
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Depth range based on 107 specimens in 1 taxon.
Water temperature and chemistry ranges based on 105 samples.

Environmental ranges
  Depth range (m): 0 - 3400
  Temperature range (°C): 2.271 - 24.569
  Nitrate (umol/L): 0.122 - 34.674
  Salinity (PPS): 34.237 - 36.680
  Oxygen (ml/l): 2.158 - 6.181
  Phosphate (umol/l): 0.028 - 2.111
  Silicate (umol/l): 0.798 - 26.324

Graphical representation

Depth range (m): 0 - 3400

Temperature range (°C): 2.271 - 24.569

Nitrate (umol/L): 0.122 - 34.674

Salinity (PPS): 34.237 - 36.680

Oxygen (ml/l): 2.158 - 6.181

Phosphate (umol/l): 0.028 - 2.111

Silicate (umol/l): 0.798 - 26.324
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Depth: 0 - 1000m.
Recorded at 1000 meters.

Habitat: bathypelagic.
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Migration

Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km.
  • Riede, K. 2004 Global register of migratory species - from global to regional scales. Final Report of the R&D-Projekt 808 05 081. Federal Agency for Nature Conservation, Bonn, Germany. 329 p. (Ref. 51243)
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Trophic Strategy

Usually occurs at depths of around 300 m (Ref. 26335). Mesopelagic (Ref. 5951).
  • Costa, F. 1991 Atlante dei pesci dei mari italiani. Gruppo Ugo Mursia Editore S.p.A. Milano, Italy. 438 p. (Ref. 26335)
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Gonichthys cocco

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: Gonichthys cocco

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 1
Specimens with Barcodes: 6
Species With Barcodes: 1
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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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