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); pennellii: Species name pennellii honors Harry LL Pennell, captain of the ship Terra Nova of Scott's British Antarctic Expedition of 1910 (Ref. 45168).
More on author: Regan.
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). The species Pseudotrematomus centronotus (Regan, 1914) is recognised as valid.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 0 - 732 m, usually 1 - 112 m (Ref. 11892). 極; 60°S - 78°S
Southern Ocean: Scotia Arc, South Orkney Islands, Davis and Ross seas.
南極海: 斯科舍島弧，奧克尼群島南方部島，戴維斯與羅斯海洋。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 29.7 cm TL 雄鱼/尚未辨别雌雄; (Ref. 124149); 26.0 cm TL (female); 最大体重: 342.00 g (Ref. 124149); 最大体重: 342.00 g
简单描述
型态特徵 | 形态测量图
背棘 (总数): 4 - 6; 背的软条 (总数): 32-35; 臀鳍软条: 29 - 31. Brownish with 2 or 3 large dark spots, part of spinous dorsal blackish (Ref. 11892).
褐色的具有 2 或 3 大的深色斑点, 部份刺状的背部黑色的.(参考文献 11892)
Adults live on seafloor and spawns during summer (Ref. 45168). They feed primarily on errant polychaetes, with lesser amounts of amphipods, fish eggs and mollusks.
生活在海底而且产卵夏天时。 (参考文献 45168) 主要吃漂移的多毛类动物，以及少量的片脚类动物，鱼卵与软件动物。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南極海: 斯科舍島弧，奧克尼群島南方部島，戴維斯與羅斯海洋。
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)
人类利用
渔业: 没有兴趣
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - -1.1, mean -1.7 °C (based on 740 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00372 - 0.00849), b=3.26 (3.13 - 3.39), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±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 = 2,500-6,600).
Fishing Vulnerability (Ref.
59153): High vulnerability (63 of 100).
Nutrients (Ref.
124155): Calcium = 27.8 [14.3, 75.3] mg/100g; Iron = 0.418 [0.183, 0.866] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.389 [0.199, 0.723] g/100g; Selenium = 14.2 [5.5, 40.4] μg/100g; VitaminA = 23.3 [4.5, 125.4] μg/100g; Zinc = 0.641 [0.397, 1.022] mg/100g (wet weight); based on
nutrient studies. 
