分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Notothenioidei (Icefishes)
鱸形目 (Icefishes) >
Nototheniidae (Cod icefishes)
南極魚科 (Cod icefishes) > Pleuragrammatinae
Etymology: Dissostichus: Greek, disso = twice, one or other + Greek, stix, stichos =line, row (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 深度上下限 0 - 2200 m (Ref. 90824), usually 88 - 1600 m (Ref. 5179). 極; 45°S - 78°S, 180°W - 180°E
Southern Ocean: circumpolar coastal Antarctic broadly to the Convergence (Ref. 11892). Endemic to the seas around Antarctica (Ref. 5179).
南極海: 極地附近南極海岸寬廣地到集中.(參考文獻 11892) 海洋周圍的特有種.(參考文獻 5179)
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 133.2 range ? - ? cm
Max length : 200 cm TL 雄魚/尚未辨別雌雄; (Ref. 90825); common length : 127 cm TL 雄魚/尚未辨別雌雄; (Ref. 90825); 最大體重: 80.0 kg (Ref. 5179); 最大年齡: 39 年 (Ref. 88081)
背棘 (總數): 8 - 9; 背的軟條 (總數): 25-27; 臀鰭軟條: 25 - 26. Uniformly brownish, with 4 irregular and incomplete dark cross-bars and with some dark spots (Ref. 11892).
均勻褐色, 有四個不規則而不完全的深色交叉的條紋而且有一些深色的斑點.(參考文獻 11892)
Larval pelagic phase is long (Ref. 89402).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: 極地附近南極海岸寬廣地到集中.(參考文獻 11892) 海洋周圍的特有種.(參考文獻 5179)
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)
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): -1.5 - 1.3, mean 0.2 °C (based on 411 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00302 - 0.00758), b=3.18 (3.04 - 3.32), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.9 ±0.59 se; based on food items.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (K=0.056; Fec=400,000).
Prior r = 0.28, 95% CL = 0.16 - 0.49, Based on 1 stock assessment.
Fishing Vulnerability (Ref.
59153): Very high vulnerability (81 of 100).
Climate Vulnerability (Ref.
125649): Very high vulnerability (87 of 100).
Nutrients (Ref.
124155): Calcium = 9.76 [5.05, 19.57] mg/100g; Iron = 0.41 [0.22, 0.79] mg/100g; Protein = 16.9 [15.3, 18.9] %; Omega3 = 0.373 [0.217, 0.651] g/100g; Selenium = 25.5 [10.8, 55.4] μg/100g; VitaminA = 8.07 [1.82, 39.96] μg/100g; Zinc = 0.274 [0.187, 0.414] mg/100g (wet weight); based on
nutrient studies.
