Common names from other countries
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) >
Channichthyidae (Crocodile icefishes)
冰魚科 (Crocodile icefishes)
Etymology: Champsocephalus: Greek, champso = crocodile, voracious predator + Greek, kephale = head (Ref. 45335).
More on author: Lönnberg.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 底中水層性; 深度上下限 0 - 700 m (Ref. 11892), usually 30 - 250 m (Ref. 11892). 極; 48°S - 66°S, 65°W - 77°E
Southern Ocean: Islands of the Scotia Sea, including the northern part of Antarctic Peninsula; Kerguelen, Heard and Bouvet islands.
南極海: Scotia 海洋的島, 包括南極半島的北部; 被聽到的 Kerguelen 與布威島; 在大西洋南方部, 在南喬治亞州的附近。 也在奧克尼群島南方部與雪特蘭群島南部的附近。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 26.2, range 21 - 32 cm
Max length : 66.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5200); common length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 2805); 最大體重: 2.0 kg (Ref. 4883)
脊椎骨: 59 - 62
Feed mainly on krill and mysids. Spawn in autumn and winter (Ref. 50743). Synchronous spawner (Ref. 50743). Larval pelagic phase is long (Ref. 71843). Utilized as a food fish (Ref. 4931).
主要捕食磷蝦與糠蝦。 產卵於秋天與冬天中。 (參考文獻 50743) 同步的產卵魚.(參考文獻 50743) 作為食用魚.(參考文獻 4931)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: Scotia 海洋的島, 包括南極半島的北部; 被聽到的 Kerguelen 與布威島; 在大西洋南方部, 在南喬治亞州的附近。 也在奧克尼群島南方部與雪特蘭群島南部的附近。
Hureau, J.-C., 1985. Channichthyidae. p. 261-277. In W. Fischer and J.C. Hureau (eds.) FAO species identification sheets for fishery purposes. Southern Ocean (Fishing areas 48, 58 and 88). Rome. Vol. 2. (Ref. 2805)
CITES (Ref. 128078)
Not Evaluated
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
115969): -1.1 - 2.9, mean 1.5 (based on 50 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00117 (0.00100 - 0.00138), b=3.47 (3.42 - 3.52), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.2 se; based on diet studies.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.13-0.39; tmax=13; tm=4; Fec=3,094).
Prior r = 0.39, 95% CL = 0.24 - 0.64, Based on 2 stock assessments.
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (35 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (68 of 100).