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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Gobionotothen: Latin, gobius = gudgeon + see under Notothenia; gibberifrons: gibberifrons from Latin giber a hump, frons forehead, humped forehead (Ref. 11892).
More on author: Lönnberg.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς); εύρος βάθους 6 - 429 m (Ref. 11892). Polar; 53°S - 67°S, 75°W - 75°E
Southern Ocean: Scotia Arc and Heard Island. Also distributed in the South Atlantic, near the southern Shetland, southern Sandwich, southern Orkney Islands, and near South Georgia Island (Ref. 4883).
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 37.7 range ? - ? cm
Max length : 55.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 5179); common length : 40.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 2121)
Ραχιαίες άκανθες (συνολικά): 6 - 8; Μαλακές ραχιαίες ακτίνες (συνολικά): 31-34; Μαλακές εδρικές ακτίνες: 31 - 34. Upper part of head and body irregularly spotted and blotched. Rarely with traces of darker cross-bars, young with irregular cross-bars, broken up into three or four series of alternating spots (Ref. 11892).
Mature females may spawn for the first time from around 6-8 years of age (Ref. 71843).
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 Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
αλιεία: περιορισμένης εμπορικότητας
Περισσότερες πληροφορίες
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Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): -1.3 - 0.7, mean -0.6 °C (based on 36 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00344 - 0.00483), b=3.24 (3.19 - 3.29), in cm total length, based on LWR estimates for this species (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.3 ±0.2 se; based on diet studies.
Ελαστικότητα (Ref.
120179): Χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού 4,5 - 14 έτη (Fec=21,699; tm=10).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).
Climate Vulnerability (Ref.
125649): Moderate to high vulnerability (46 of 100).
Nutrients (Ref.
124155): Calcium = 19.7 [11.5, 46.6] mg/100g; Iron = 0.384 [0.181, 0.754] mg/100g; Protein = 17.7 [15.5, 19.6] %; Omega3 = 0.329 [0.180, 0.572] g/100g; Selenium = 16.6 [7.0, 41.1] μg/100g; VitaminA = 12.4 [2.7, 59.6] μg/100g; Zinc = 0.497 [0.332, 0.747] mg/100g (wet weight); based on
nutrient studies.
