Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; océanodrome (Ref. 51243); profondeur 30 - 1000 m. Subtropical; 40°S - 57°S, 76°W - 55°W (Ref. 1371)
Southeast Pacific and Southwest Atlantic: Patagonian region of Chile and Argentina, including the Falkland Islands and the Strait of Magellan.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 50.0 cm TL mâle / non sexé; (Ref. 1371)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 59 - 70; Épines anales: 0; Rayons mous anaux: 54 - 63; Vertèbres: 52 - 54. A small variably shaped patch of teeth on head of vomer. Pectoral fin extending beyond anal fin origin. Ventral light organ present. Color uniformly brown; fins dark-edged (Ref. 1371). Caudal fin rounded (Ref. 27363).
Body shape (shape guide): elongated; Cross section: oval.
Highest catches at 235 m. Females attain larger sizes than males. Larger individuals of both sexes move into deeper water. Utilized mainly for fishmeal; can be fried, microwaved and baked (Ref. 9988).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00468 (0.00276 - 0.00793), b=3.11 (2.96 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Niveau trophique (Réf. 69278) |
4.4 ±0.3 se; based on diet studies. |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm=2-3). |
|
Rate of population increase |
Prior r = 0.57, 95% CL = 0.37 - 0.85, Based on 1 data-limited stock assessment. |
Vulnérabilité de la pêche (Ref. 59153) |
High vulnerability (61 of 100). 🛈 |
Vulnérabilité climatique (Ref. 125649) |
Moderate to high vulnerability (54 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Medium.
|
Nutriments (Ref. 124155) |
Calcium = 58 [29, 126] mg/100g; Iron = 0.945 [0.508, 1.791] mg/100g; Protein = 17.6 [15.2, 19.6] %; Omega3 = 0.26 [0.13, 0.50] g/100g; Selenium = 44.8 [20.4, 95.5] μg/100g; VitaminA = 23.2 [6.5, 84.7] μg/100g; Zinc = 0.592 [0.395, 0.902] mg/100g (wet weight); based on nutrient studies. |