Common names from other countries
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); hansoni: Species name hansoni honors Nicolai Hanson, biologist of the Southern Cross Expedition.
Eponymy: Nicolai Hanson (1870–1899) was a Norwegian zoologist and Antarctic explorer. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
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 居于水底的; 深度上下限 6 - 549 m (Ref. 11892). 極; 53°S - 78°S
Southern Ocean: South Orkneys, South Georgia and South Shetland islands. Ross, Davis and Weddell seas, South Victoria, Adelie, Queen Mary and Princess Ragnhild Coasts.
南極海: 奧克尼群島南方部,南喬治亞州與雪特蘭群島南部。 羅斯,戴維斯與威德爾海, 南方維多利亞, Adelie ,瑪麗皇后與公主 Ragnhild 海岸。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 45.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 58849); common length : 25.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2121)
背棘 (总数) : 5 - 8; 背的软条 (总数) : 36 - 41; 臀鳍软条: 33 - 37. Body brownish, large dark spots or cross bars on body. Head often spotted, fins barred with series of dark spots (Ref. 11892).
身体褐色的, 在身体上的大的深色斑点或交叉的横带。 头部时常有斑点的, 条纹的鳍有成列的深色斑点.(参考文献 11892)
Adults feed on small fishes, krill and other euphausiids, polychaetes, copepods, amphipods, isopods and small gastropods. Mature individuals spawn once a year (Ref. 1071).
吃小鱼,磷虾与其他的磷虾,多毛类动物,桡脚类的动物,片脚类动物, 等足目动物与小的腹足动物。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南極海: 奧克尼群島南方部,南喬治亞州與雪特蘭群島南部。 羅斯,戴維斯與威德爾海, 南方維多利亞, Adelie ,瑪麗皇后與公主 Ragnhild 海岸。
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 2024-2)
CITES (Ref. 131153)
Not Evaluated
人类利用
渔业: 商业性
工具
特别资料
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网络资源
Estimates based on models
Preferred temperature (Ref.
115969): -1.8 - 0.5, mean -1.1 (based on 348 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 (0.00274 - 0.00663), b=3.29 (3.15 - 3.43), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.4 ±0.54 se; based on food items.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.22-0.23; Fec = 5,851-12,000).
Fishing Vulnerability (Ref.
59153): High vulnerability (55 of 100).
Climate Vulnerability (Ref.
125649): High vulnerability (57 of 100).