Coryphaenoides rupestris Gunnerus, 1765
Roundnose grenadier
Coryphaenoides rupestris
photo by Garazo Fabregat, A.

 Family:  Macrouridae (Grenadiers or rattails), subfamily: Macrourinae
 Max. size:  110 cm TL (male/unsexed); max.weight: 1,690.0 g; max. reported age: 54 years
 Environment:  bathypelagic; depth range 180 - 2600 m
 Distribution:  North Atlantic: from about 37°N to Baffin Island and Greenland in the western Atlantic, and off Iceland and Norway south to North Africa in the eastern Atlantic. Reported to occur from the tongue of the Ocean east of Andros Islands (about 24°N, 77°W) in the Bahamas.
 Diagnosis:  Dorsal spines (total): 2-2; Anal spines: 0-0. Head broad, rather soft; snout broad, rounded, with a large blunt tubercular scute at its tip; chin with small barbel. Scales relatively adherent; spinules dense on body scales, long, thin and recurved, narrowly lanceolate, with longitudinal anterior concavity. Pyloric caeca 29 to 31, long and slender. Color medium brown to grayish; orbits, oral and branchial cavities, and fins blackish to brownish gray.
 Biology:  Benthopelagic to bathypelagic in about 400 and 1200 m depth. Minimum depth from Ref. 1371. Form large schools at 600 to 900 m depth (Ref. 9988). Feed on a variety of fish and invertebrates, but primarily on pelagic crustaceans such as shrimps, amphipods and cumaceans; cephalopods and lantern fishes constitute a lesser portion of the diet. Batch spawner (Ref. 51846). This species is currently facing overexploitation in the North Atlantic. Utilized frozen and for fishmeal; can be fried and baked (Ref. 9988).
 IUCN Red List Status: Critically Endangered (A4bd) (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Luna, Susan M. - 17.10.90
 Modified by: Luna, Susan M. - 28.07.08

Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.


Page created by Jen, 05.08.02, php script by kbanasihan 06/09/2010 ,  last modified by dsantos, 20/08/10