Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal. Temperate; 47°S - 55°S
Southwest Atlantic: Puerto Deseado, Argentina to Tierra del Fuego and the Falkland Islands.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 33.5 cm SL mâle / non sexé; (Ref. 11954)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 102; Épines anales: 0; Rayons mous anaux: 75; Vertèbres: 102. Pelvic fins small. Body pale brownish dorsally and much paler ventrally. Ten dark brownish crossbars across head, trunk and tail extending to the dorsal and anal fins (Ref. 27363).
Feeds on polychaetes (Ref. 33379).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Anderson, M.E., 1994. Systematics and osteology of the Zoarcidae (Teleostei: Perciformes). Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. 60:120 p. (Ref. 11954)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries:
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00058 - 0.00248), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.1 ±0.26 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).