分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); lepidorhinus: lepidorhinus from Greek, lepido means scale; rhinus means snout (Ref. 11892).
Issue
The genus Pseudotrematomus is a synonym of Trematomus, which is confirmed by a molecular study to be published (J.-C. Hureau, pers. comm. 08 Jun. 2010).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海底的; 深度上下限 200 - 800 m. 深水域; 60°S - 78°S, 180°W - 180°E
Southern Ocean: inner slope and continental shelf of Antarctica, except the Antarctic Peninsula. Two specimens are reported from South Orkney islands.
南極海: 內部的斜坡與南極洲的大陸棚, 除南極半島。 二件標本被記錄自奧克尼群島南方部島。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 31.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5179); 最大体重: 276.30 g (Ref. 124149)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 6 - 7; 背的软条 (总数) : 31 - 33; 臀鳍软条: 34 - 36. Brownish with irregular indistinct darker crossbars, spinous dorsal blackish. Mouth and branchial cavities blackish (Ref. 11892).
褐色的有不规则的不明显的较深色的交叉的条纹, 刺状的背部黑色的。 口腔与鳃室黑色的.(参考文献 11892)
Adults feed on amphipods (mostly Themisto gaudichaudii), copepods, polychaetes, and mysids.
吃片脚类动物 (大部份 Themisto gaudichaudii) ，桡脚类的动物，多毛类动物与糠虾。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南極海: 內部的斜坡與南極洲的大陸棚, 除南極半島。 二件標本被記錄自奧克尼群島南方部島。
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)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
渔业: 没有兴趣
工具
特别资料
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 1.1, mean -0.9 °C (based on 763 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00427 (0.00285 - 0.00638), b=3.22 (3.10 - 3.34), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.8 ±0.2 se; based on diet studies.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Fec = 2,200).
Fishing Vulnerability (Ref.
59153): High vulnerability (62 of 100).
Nutrients (Ref.
124155): Calcium = 24.9 [14.7, 63.2] mg/100g; Iron = 0.463 [0.191, 0.925] mg/100g; Protein = 17.2 [16.1, 18.3] %; Omega3 = 0.406 [0.222, 0.713] g/100g; Selenium = 14.9 [6.1, 36.2] μg/100g; VitaminA = 29.1 [6.2, 142.1] μg/100g; Zinc = 0.473 [0.306, 0.729] mg/100g (wet weight); based on
nutrient studies.
