Coryphaenoides anguliceps — Details

Loosescale Grenadier learn more about names for this taxon

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Overview

Comprehensive Description

Biology

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A deep-slope species of the tropical eastern Pacific (Ref. 9315). Polychaetes and benthic crustaceans are encountered in its stomach contents (Ref. 9315). Fairly common but of no commercial value (Ref. 9315).
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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Distribution

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Eastern Pacific: off the Pacific coast from Mexico to Peru, including the Galapagos Islands.
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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Physical Description

Morphology

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Dorsal spines (total): 2; Analspines: 0
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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Size

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Maximum size: 500 mm TL
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Max. size

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50.0 cm TL (male/unsexed; (Ref. 1371))
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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Diagnostic Description

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Snout prominent, pointed; chin with very short barbel. Scales highly deciduous; ventral and leading surfaces of the snout naked; suborbital region dorsally mostly naked; suborbital ridge scales small if present; head ridges without enlarged scute-like scales. Overall color is gray brown to dark brown; oral cavity pale to grayish.
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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Type Information

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Paralectotype; Syntype for Coryphaenoides anguliceps
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1891
Locality: Off Panama, Costa Rica, Pacific
Depth (m): 1408
Vessel: Albatross
  • Paralectotype: Iwamoto, T. & Sazonov, Y. I. 1988. Proceedings of the California Academy of Sciences, Fourth Series. 45 (3): 45.; Garman, S. 1899. Memoirs of the Museum of Comparative Zoology at Harvard College. 24: 212.; Syntype: Iwamoto, T. & Sazonov, Y. I. 1988. Proceedings of the California Academy of Sciences, Fourth Series. 45 (3): 45.; Garman, S. 1899. Memoirs of the Museum of Comparative Zoology at Harvard College. 24: 212.
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Ecology

Habitat

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Depth range based on 3 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 1408 - 1837.5
  Temperature range (°C): 3.298 - 3.298
  Nitrate (umol/L): 42.877 - 42.877
  Salinity (PPS): 34.606 - 34.606
  Oxygen (ml/l): 1.584 - 1.584
  Phosphate (umol/l): 3.049 - 3.049
  Silicate (umol/l): 127.999 - 127.999

Graphical representation

Depth range (m): 1408 - 1837.5
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Source: Ocean Biogeographic Information System

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Depth: 720 - 2400m.
From 720 to 2400 meters.

Habitat: benthopelagic.
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Environment

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bathydemersal; non-migratory; marine; depth range 720 - 2400 m (Ref. 9315)
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Trophic Strategy

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A deep-slope species of the tropical eastern Pacific (Ref. 9315). Polychaetes and benthic crustaceans are encountered in its stomach contents (Ref. 9315).
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Conservation

Threats

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Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

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fisheries: subsistence fisheries
  • Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba 1990 FAO Species Catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10).x+442p. Rome: FAO. (Ref. 1371)   http://www.fishbase.org/references/FBRefSummary.php?id=1371&speccode=25 External link.
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