Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre démersal. Temperate
Southeast Pacific and Southwest Atlantic: Chiloé Island south to Tierra del Fuego and the Falkland Islands.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 57.0 cm TL mâle / non sexé; (Ref. 11954)
Description synthétique
Morphologie | Morphométrie
Presence of pelvic fins which do not or just reach a vertical through the pectoral fin bases; present; origin of dorsal fin above base or anterior part of pectoral fin; without dermal appendages around mouth; gill opening extending downward to at least the middle of pectoral fin base, but not reaching the lower end of pectoral fin base; head depressed; body elongated and tail compressed, with depth about 7-9% TL (Ref. 37311).
Inhabits rocky intertidal zones and estuaries with suitable conditions (Ref. 11954). Found among macroalgae, below rocks and stones (Ref. 37311).
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)
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
Taille/ÂgeCroissanceLongueur-poidsLongueur-longueurFréquences de longueursMorphométrieMorphologieLarvesDynamique des populations larvairesRecrutementAbondanceBRUVS
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 6.8 - 14.1, mean 10 °C (based on 136 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00057 - 0.00252), 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): 3.5 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).