Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 150 - 1250 m (Ref. 55609). Deep-water; 38°S - 55°S
Southwest Atlantic: Argentina to southern Brazil. Southeast Pacific: Chile. Two forms are suggested, banded and plain colored.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 21.7 cm SL mâle / non sexé; (Ref. 27363)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 5 - 6; Rayons mous dorsaux (Total) : 13 - 14; Épines anales: 0; Rayons mous anaux: 11 - 12; Vertèbres: 29. Diagnosis: Interorbital region concave with the side borders strong and higher. Vomerine teeth well-developed. Bony plates on head and body widely scattered, each with several prickles. Head spines are prominent, suborbital spines distinct and in three paired sets, Lateral line pores on body not emerging in distinct tubes (Ref. 55609). Color pattern on body varies, with or without three irregular brownish bands (Ref. 27363).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986. Important fishes trawled off Patagonia. Japan Marine Fishery Resource Research Center, Tokyo. 369 p. (Ref. 27363)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: bycatch
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.7 ±0.3 se; based on size and trophs of closest relatives |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Unknown.
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Nutriments (Ref. 124155) |
Calcium = 45.2 [22.2, 105.8] mg/100g; Iron = 0.469 [0.226, 0.973] mg/100g; Protein = 14.8 [12.5, 17.8] %; Omega3 = 0.457 [0.172, 1.447] g/100g; Selenium = 20 [7, 52] μg/100g; VitaminA = 18.7 [3.9, 89.1] μg/100g; Zinc = 0.484 [0.316, 0.766] mg/100g (wet weight); based on nutrient studies. |