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: Pseudochaenichthys: Greek, pseudes = false + Greek, chaino = with the mouth opened (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 0 - 475 m. 極; 53°S - 73°S, 179°W - 24°W
Southern Ocean: known from the islands of the Scotia Sea and the northern part of the Antarctic Peninsula to Scott Island.
南極海: 已知只來自 Scotia 海洋的島嶼與南極半島的北部了。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 43.6, range 44 - 50 cm
Max length : 60.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5200); common length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 2805); 最大體重: 2.1 kg (Ref. 50743)
脊椎骨: 54 - 55.
Adults feed mainly on krill and fish. Synchronous spawner (Ref. 50743).
成魚主要捕食磷蝦與魚。 同步的產卵魚.(參考文獻 50743)
南極海: 已知只來自 Scotia 海洋的島嶼與南極半島的北部了。
Iwami, T. and K.-H. Kock, 1990. Channichthyidae. p. 381-389. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5200)
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): -1.3 - 1.2, mean -0.1 (based on 18 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00293 - 0.01422), b=3.17 (2.97 - 3.37), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.1 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=0.24; tm=4; Fec = 4,666).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (47 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (73 of 100).
