>
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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; djupintervall 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).
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 18.0, range 14 - 24 cm
Max length : 45.0 cm TL hane/ej könsbestämd; (Ref. 47377); common length : 27.9 cm SL hane/ej könsbestämd; (Ref. 27363)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 12; Mjukstrålar i ryggfenan (totalt) : 12; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 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.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00955 (0.00634 - 0.01438), b=3.13 (3.01 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 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. |
Resiliens (Ref. 120179) |
Mycket låg, lägsta populationsfördubblingstid mer än 14 år (tm=14-24; K=0.02). |
Sårbarhet i fisket (Ref. 59153) |
High to very high vulnerability (66 of 100). 🛈 |