Coryphaenoides acrolepis, Pacific grenadier : fisheries

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Coryphaenoides acrolepis (Bean, 1884)

Pacific grenadier
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Coryphaenoides acrolepis   AquaMaps   Data sources: GBIF OBIS
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Image of Coryphaenoides acrolepis (Pacific grenadier)
Coryphaenoides acrolepis
Picture by Orlov, A.

Klassifizierung / Names Namen | Synonyme | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (Strahlenflosser) > Gadiformes (Cods) > Macrouridae (Grenadiers or rattails) > Macrourinae
Etymology: Coryphaenoides: Greek, koryphaina = dolphin fish + Suffix oides = similar to (Ref. 45335);  acrolepis: From the Greek 'acros' meaning sharp and 'lepis' meaning scale (Ref. 6885).  More on author: Bean.

Environment: milieu / climate zone / depth range / distribution range Ökologie

; seewasser bathydemersal; standorttreu; tiefenbereich 300 - 3700 m (Ref. 50550), usually 900 - 1300 m (Ref. 56476).   Deep-water; 1°C - 4°C (Ref. 1371); 62°N - 28°N, 134°E - 115°W (Ref. 1371)

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Point map | Einführungen | Faunafri

North Pacific: northern Japan to Okhotsk and Bering seas, south along North American coasts to northern Mexico.

Length at first maturity / Size / Gewicht / Alter

Maturity: Lm ?, range 46 - 65 cm
Max length : 104 cm TL Männchen/unbestimmt; (Ref. 56527); common length : 46.9 cm TL Männchen/unbestimmt; (Ref. 56476); max. veröff. Gewicht: 3.0 kg (Ref. 56476); max. veröff. Alter: 73 Jahre (Ref. 35883)

Kurzbeschreibung Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt): 2; Rückenflossenweichstrahlen (insgesamt): 122; Afterflossenstacheln 0; Afterflossenweichstrahlen: 94. Head large, scaled completely except for a narrow ventrolateral strip on snout; eyes also large; snout short, pointed and with tubercular scales along its leading edge; chin with a small chin barbel. Body tapering to a point posteriorly from behind the insertion of the first dorsal-fin spine. Scales adherent, with 3 to 5 divergent rows of coarse spinules. Pyloric caeca 12 to 14. Overall color is gray to grayish-brown in young, turning to dark brown in adults; fins generally dark. Branchiostegal rays: 6-6 (Ref. 36385).

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

A benthopelagic mid-slope species, that appears to wander off slope bottoms into midwater (Ref. 1371). Adults feed on small fish, euphausiids, prawns, amphipods and cephalopods (Ref. 1371). Oviparous, with planktonic larvae (Ref. 36385).

Life cycle and mating behavior Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven

Oviparous (Ref. 36385).

Hauptreferenz Upload your references | Referenzen | Koordinator : Iwamoto, Tomio | Partner

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). Rome: FAO. 442 p. (Ref. 1371)

IUCN Rote Liste Status (Ref. 120744)


CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

Fischereien: kommerziell
FAO(Publication : search) | FishSource |

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Internet Quellen

Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(Genom, nucleotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Tree of Life | Wikipedia(Gehe zu, Suchen) | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 2.3 - 3.8, mean 2.4 (based on 174 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00158 (0.00080 - 0.00313), b=3.19 (3.02 - 3.36), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic Level (Ref. 69278):  3.8   ±0.54 se; Based on food items.
Generation time: 45.8 ( na - na) years. Estimated as median LN(3)/K based on 2 growth studies.
Widerstandsfähigkeit (Ref. 120179):  sehr niedrig, Verdopplung der Population dauert mehr als 14 Jahre. (K=0.02-0.04; tmax=73).
Verwundbarkeit (Ref. 59153):  Very high vulnerability (79 of 100) .
Preiskategorie (Ref. 80766):   Medium.