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); newnesi: newnesi named after Sir George Newnes, British newspaper publisher who sponsored Borchgrevinck's Expedition of 1899 (Ref. 11892).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 0 - 400 m (Ref. 11892). 極; 60°S - 78°S
Southern Ocean: East Antarctic, Weddell Sea, West coast of Antarctic Peninsula, South Shetland Islands, Elephant Island, South Orkney Islands, Mac Robertson, George V, Queen Mary, Adelie Coasts, Davis Sea and Ross Sea.
南極海: 東的南極圈，威德爾海，南極半島，雪特蘭群島南部，象島，奧克尼群島南方部島的西岸, Mac 羅伯遜，喬治湖 V ，瑪麗皇后， Adelie 海岸，戴維斯海洋與羅斯海洋。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 24.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 58849)
背棘 (总数): 5 - 8; 背的软条 (总数): 29-38; 臀鳍软条: 29 - 36
Found in shallow near shore areas and more commonly in the intertidal zone. Adults feed mainly on amphipods, polychaetes, gastropods, isopods, copepods, and euphausiids (E. superba). Often seen feeding in the water column or at the undersurface of ice.
发现于水浅的近岸区域了与更通常在潮间带中。 主要吃片脚类动物，多毛类动物，腹足动物，等足目动物，桡脚类的动物与磷虾 ( E. superba) 。 时常出现觅食于水团或在冰的表面下。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南極海: 東的南極圈，威德爾海，南極半島，雪特蘭群島南部，象島，奧克尼群島南方部島的西岸, Mac 羅伯遜，喬治湖 V ，瑪麗皇后， Adelie 海岸，戴維斯海洋與羅斯海洋。
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 - -0.4, mean -1.4 °C (based on 237 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00280 - 0.01029), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.2 se; based on diet studies.
Generation time: 3.1 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Fec = 2,300-12,200).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).
