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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: Günther.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; ej vandrande; djupintervall ? - 1537 m (Ref. 27311). Deep-water; 2°C - 5°C (Ref. 1371); 48°N - 24°N, 120°E - 155°E (Ref. 1371)
Northwest Pacific: northern Japan to East China Sea.
Storlek / Vikt / Ålder
Könsmognad: Lm ? range ? - ? cm
Max length : 47.0 cm TL hane/ej könsbestämd; (Ref. 1371)
Taggstrålar i ryggfenan (totalt) : 2; Taggstrålar i analfenan: 0. Head almost completely scaled except for underside of snout. Snout short, pointed, with a large conical tubular scale at its tip and smaller tubercles at its lateral angles; suborbital ridge prominent; mouth small, its rictus restricted posteriorly by lip folds. Body scales with long, appressed spinules in convergent rows, except those on nape and chest, which are arranged in divergent rows. Pyloric caeca 8 to 12. Ground color somewhat tawny; oral cavity grayish; branchial cavity blackish; orbital rims blackish; fins dusky, darker distally.
Body shape (shape guide): elongated; Cross section: circular.
Benthopelagic in sandy and muddy bottoms (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: mindre kommeriell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00111 - 0.00432), 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): 3.5 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Moderate vulnerability (37 of 100).
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