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) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); tokarevi: Named after Dr. A.K. Tokarev, ichthyologist of the First Soviet Antarctic Expedition (Ref. 11892).
Eponymy: Dr Aleksey K Tokarev (1915–1957) served as ichthyologist on the First Soviet Antarctic Expedition. He died while returning from the Antarctic. (Ref. 128868), visit book page.
More on author: Andriashev.
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
生態學
海洋 深海底的; 深度上下限 200 - 700 m (Ref. 122792). 深水域; 60°S - 70°S
Southern Ocean: Oates Land and Shackleton Ice Shelf in East Antarctic, and near the South Orkney and South Shetland Islands.
南極海: Oates 土地與 Shackleton 在東的南極圈冰凍大陸棚, 與在奧克尼群島南方部與雪特蘭群島南部的附近。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 22.4 cm TL 雄魚/尚未辨別雌雄; (Ref. 5179)
背棘 (總數) : 4 - 6; 背的軟條 (總數) : 35 - 37; 臀鰭軟條: 32 - 33; 脊椎骨: 51 - 53. Slender, deep bodied form. Light cinnamon brown with greenish hue above, light below. Body with spots and strands of grayish-brown.
細長的, 深地身體了形式。 淡肉桂色的褐色有呈綠色的色上方, 腹面淺色的。 身體有斑點與濱淺灰褐色。
A deep-water species, generally inhabiting deep waters and less frequently in shallow waters. Collected from flat bottom without big shelters, like rocky niches and seaweeds (Ref. 122792).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: Oates 土地與 Shackleton 在東的南極圈冰凍大陸棚, 與在奧克尼群島南方部與雪特蘭群島南部的附近。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
人類使用
漁業: 沒有興趣
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Estimates based on models
Preferred temperature (Ref.
123201): -1.4 - 0.8, mean -0.4 °C (based on 100 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 (0.00279 - 0.01033), b=3.24 (3.08 - 3.40), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.41 se; based on food items.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
