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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 Fernando Lahille (1861–1940) was a French physician, naturalist and marine biologist. [...] (Ref. 128868), visit book page.
More on author: Norman.
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
marino demersal; rango de profundidad 80 - 215 m (Ref. 47377), usually 80 - 200 m (Ref. 27363). Subtropical; - 40°S
Southwest Atlantic: [Uruguay to northern Argentina according to Ref. 27363]; south of Rio Grande to Argentina (Ref. 47377).
Length at first maturity / Tamaño / Peso / Age
Madurez: Lm 18.0, range 14 - 24 cm
Max length : 45.0 cm TL macho / no sexado; (Ref. 47377); common length : 27.9 cm SL macho / no sexado; (Ref. 27363)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 12; Radios blandos dorsales (total) : 12; Espinas anales: 3; Radios blandos anales: 5. Body orange-red dorsally; side more or less spotted or mottled with vermillion color; lower part pinkish white; dorsal fin membranes with dark spots and blotches; pectoral, pelvic and anal fins reddish (Ref. 27363).
Body shape (shape guide): fusiform / normal.
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 2025-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Referencia
123201): 5.4 - 19.1, mean 17.2 °C (based on 50 cells).
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00639 - 0.01428), b=3.13 (3.01 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Referencia
69278): 4.2 ±0.2 se; based on diet studies.
Generation time: 54.9 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliencia (Referencia
120179): Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (tm=14-24; K=0.02).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).
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