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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Paranotothenia: Greek, para = near + Greek, noton = back + Greek, adverbial particle, then, that denotes distance or removal (Ref. 45335); magellanica: magellanica for the straits of Magellan, the type locality (Ref. 11892).
More on author: Forster.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser pelagic-oceanic; tiefenbereich 0 - 255 m (Ref. 11892), usually 0 - 20 m (Ref. 11892). Temperate; 43°S - 78°S
Southern Ocean: southern tip of South America. Also found in Falkland, South Georgia, South Orkney, South Shetland, Prince Edward, Crozet, Kerguelen, Heard and Macquarie islands, southern New Zealand and associated islands, rarely in the Ross Sea. New Zealand and Argentina (Patagonia) (Ref. 4537)
Größe / Gewicht / Alter
Geschlechtsreife: Lm ? range ? - ? cm
Max length : 43.0 cm TL Männchen/unbestimmt; (Ref. 124534); max. veröff. Gewicht: 1.5 kg (Ref. 124534)
Rückenflossenstacheln (insgesamt) : 3 - 6; Rückenflossenweichstrahlen (insgesamt) : 28 - 31; Afterflossenweichstrahlen: 22 - 25. Greyish olive above, yellowish below. Pug-nosed snout, well developed supraoccipital crest, highly sculptured cranial bones. Short jaw, the maxillary not reaching the orbit, and adults with pelagic coloration as well as large epurals (Ref. 11892). Upper lateral line with 36-48 tubular scales, total number of scales in upper and middle lateral lines 45-57; caudal peduncle longer than deep, 37.0-45.5% HL; preoperculo-mandibular canal not connected with the temporal canal; dorsal surface of head without prominent ridges; pelvic length much shorter than pectorals (Ref. 37311).
Body shape (shape guide): fusiform / normal.
Utilized as a food fish.
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)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Bevorzugte Temperatur (Ref.
123201): 3.4 - 10.8, mean 7.9 °C (based on 130 cells).
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00412 - 0.01163), b=3.23 (3.08 - 3.38), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (K=0.26; Fec > 10,000).
Anfälligkeit der Fischerei (Ref.
59153): Moderate vulnerability (40 of 100).
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Nährstoffe (Ref.
124155): Calcium = 38.5 [21.9, 66.7] mg/100g; Iron = 0.43 [0.26, 0.70] mg/100g; Protein = 18.2 [16.8, 19.5] %; Omega3 = 0.724 [0.440, 1.207] g/100g; Selenium = 11.9 [6.1, 23.1] μg/100g; VitaminA = 16.5 [5.2, 52.5] μg/100g; Zinc = 0.645 [0.461, 0.919] mg/100g (wet weight);
