Common names from other countries

Légine australe, Austromerluza negra, Клыкач патагонский, ... more

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> Perciformes/Notothenioidei (Icefishes) > Nototheniidae (Cod icefishes) > Pleuragrammatinae
Etymology: Dissostichus: Greek, disso = twice, one or other + Greek, stix, stichos =line, row (Ref. 45335); eleginoides: eleginoides deriving from the genus Eleginops for an assumed resemblance to that genus (Ref. 11892).

Environment: milieu / climate zone / depth range / distribution range Ecologie

marien; oceanodroom (Ref. 51243); diepte 0 - 2144 m (Ref. 127764), usually 70 - 1500 m (Ref. 2121). Temperate; 33°S - 66°S, 77°W - 180°E (Ref. 54228)

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Southeast Pacific and Southwest Atlantic: southern Chile round the coast to Patagonia (Argentina) and the Falkland Islands. Southwest Pacific: Macquarie Island. Southern Ocean: South Georgia. Also known from sub-Antarctic islands and seamounts of the Indian sector.

Lengte bij maturiteit / Grootte / Gewicht / Leeftijd

Maturity: L_m 49.0, range 38 - 60 cm
Max length : 215 cm TL mannelijk / geslacht onbekend; (Ref. 2121); common length : 70.0 cm TL mannelijk / geslacht onbekend; (Ref. 2121); max. gepubliceerd gewicht: 9.6 kg (Ref. 58336); max. gerapporteerde leeftijd: 31 Jaren (Ref. 87879)

Korte beschrijving Determinatiesleutels | Morfologie | Morfometrie

Dorsale stekels (totaal) : 8 - 10; Dorsale zachte stralen (totaal) : 28 - 30; Anale stekels: 0; Anale zachte stralen: 28 - 30; Wervels: 53 - 54. Lateral line scales 88-104 (upper), 61-77 (lower).

At 12-15 cm TL, semi-pelagic juveniles become demersal at 150-400 m depth (Ref. 55957). Adults migrate to deeper habitats at depths greater than 1,000 m (Ref. 55957). Utilized as food fish (Ref. 4931).

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

May spawn for the first time from around 8-10 years of age (Ref. 71843).

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Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)

Status op de Rode Lijst van het IUCN (Ref. 130435)

Niet geëvalueerd

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

Harmless

Gebruik door de mens

Visserij: commercieel

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Estimates based on models

Preferred temperature (Ref. 115969): 1.8 - 8.8, mean 4.5 (based on 1109 cells).

Fylogenetische diversiteitsindex (Ref. 82804): PD₅₀ = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00631 (0.00362 - 0.01099), b=3.15 (2.99 - 3.31), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Trofisch niveau (Ref. 69278): 4.5 ±0.8 se; based on diet studies.

Weerstandsvermogen (Ref. 120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Fec=230,000; tmax>=21).

Prior r = 0.33, 95% CL = 0.21 - 0.49, Based on 1 full stock assessment.

Fishing Vulnerability (Ref. 59153): Very high vulnerability (81 of 100).

Climate Vulnerability (Ref. 125649): Moderate to high vulnerability (47 of 100).

Prijsklasse (Ref. 80766): Very high.

Dissostichus eleginoides Smitt, 1898