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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coryphaenoides: Greek, koryphaina = dolphin fish + Suffix oides = similar to (Ref. 45335).
More on author: Vaillant.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; ej vandrande; djupintervall 400 - 2375 m (Ref. 3587). Deep-water; 37°N - 0°N, 98°W - 4°W (Ref. 1371)
Central Atlantic: Western Central Atlantic: off Chesapeake Bay, Gulf of Mexico, and the Caribbean. Eastern Central Atlantic: Mauritania to Côte d'Ivoire.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 40.0 cm TL hane/ej könsbestämd; (Ref. 1371)
Taggstrålar i ryggfenan (totalt) : 2; Taggstrålar i analfenan: 0. Head large, completely scaled, including the ventral surfaces of the snout; snout short, narrow, with stout scutes at its tip and lateral angles; mouth small, restricted laterally. Scales with numerous (over 100 in large specimens) short, stout spinules arranged in V-shaped rows. Pyloric caeca short, 10 to 15. Overall color is medium to dark brown; fins generally blackish.
Body shape (shape guide): elongated; Cross section: circular.
Feeds primarily on benthic organisms, especially gammarian amphipods and, to a lesser extent, lamellibranchs, copepods, polychaetes, ostracods, isopods mysids, Natantia, and echinoderms (Ref. 1371). Minimum depth record from Ref. 1371.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
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Särskilda rapporter
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00219 (0.00112 - 0.00429), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.2 ±0.37 se; based on food items. |
Resiliens (Ref. 120179) |
Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Moderate to high vulnerability (55 of 100). 🛈 |