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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Nototheniops: Greek, noton = filament + Greek, adverbial particle, then, that denotes distance or removal + Greek, opsis = appearance (Ref. 45335); nudifrons: Name from Latin nudus meaning naked and frons for forehead, for the unscaled forehead (Ref. 11892).
More on author: Lönnberg.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino demersale; distribuzione batimetrica 3 - 400 m (Ref. 11892). Polar; 55°S - 72°S
Southern Ocean: Scotia Arc, South Georgia, South Shetlands, South Orkneys, South Sandwich.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 19.5 cm SL maschio/sesso non determinato; (Ref. 11892)
Spine dorsali (totale) : 4 - 6; Raggi dorsali molli (totale) : 36 - 40; Raggi anali molli: 33 - 36. Body yellowish-red, whitish ground color above and on sides silvery white below. Irregular blackish spots and blotches (Ref. 11892).
Body shape (shape guide): fusiform / normal.
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00537 (0.00361 - 0.00800), b=3.29 (3.17 - 3.41), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
3.5 ±0.3 se; based on diet studies. |
Resilienza (Fonte Biblio. 120179) |
Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Fec=500; assuming tm<=4). |
Vulnerabilità della pesca (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |
Vulnerabilità climatica (Ref. 125649) |
Moderate to high vulnerability (49 of 100). 🛈 |
Nutrienti (Ref. 124155) |
Calcium = 41.2 [24.7, 106.7] mg/100g; Iron = 0.584 [0.222, 1.136] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.422 [0.228, 0.761] g/100g; Selenium = 12.3 [5.2, 27.0] μg/100g; VitaminA = 27.8 [6.2, 125.4] μg/100g; Zinc = 0.513 [0.343, 0.777] mg/100g (wet weight); |