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Perciformes/Scorpaenoidei (Scorpionfishes) >
Sebastidae (Rockfishes, rockcods and thornyheads) > Sebastinae
Etymology: Helicolenus: Greek, helike, -es = spiral + Greek, lenos, -ou = cavity (Ref. 45335).
Eponymy: Dr Juan Lengerich was a marine biologist who was head of the Industrial Section of the Marine Biology station at the University of Chile, and a member of the Chilean Antarctic Mission. He collected the holotype. (Ref. 128868), visit book page.
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino batidemersal. Deep-water; 8°S - 45°S, 88°W - 60°W
Southeast Pacific: Peru and Chile (including the Juan Fernandez Islands). Southwest Atlantic: Argentina.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.7 cm SL macho / no sexado; (Ref. 26373); edad máxima reportada: 7 años (Ref. 39918)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 12; Radios blandos dorsales (total) : 13; Espinas anales: 2; Radios blandos anales: 5. Dorsal fin and dorsal part of body with irregular dark marks (Ref. 27363).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 2.9 - 5.3, mean 3.8 °C (based on 20 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00506 - 0.02166), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.9 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (tmax=7).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
Nutrients (Ref.
124155): Calcium = 39.2 [12.9, 102.6] mg/100g; Iron = 0.568 [0.248, 1.285] mg/100g; Protein = 17.1 [15.3, 19.0] %; Omega3 = 0.679 [0.271, 1.942] g/100g; Selenium = 17.5 [7.6, 44.3] μg/100g; VitaminA = 18.4 [4.4, 80.3] μg/100g; Zinc = 0.394 [0.233, 0.624] mg/100g (wet weight);