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) >
Bathydraconidae (Antarctic dragonfishes)
淵龍鰧科 (Antarctic dragonfishes) > Bathydraconinae
Etymology: Parachaenichthys: Greek, para = the side of + Greek, chaino = open the mouth (Ref. 45335).
More on author: Vaillant.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 5 - 400 m. 極; 60°S - 69°S
Southern Ocean: South Orkney, South Shetland, Elephant Islands and tip of Antarctic Peninsula to 65°S.
南極海: 對 65個 ° S. 的南極半島的奧克尼群島南方部,雪特蘭群島南方部,象島與頂端
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 42.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 5192)
Yolk larvae (2.3-3.2 cm TL) found from late October to early December; small juveniles from mid-January to mid-March, thus hatching may occur in late winter. Feeds on fish (Ref. 5192).
卵黃仔魚 (2.3-3.2 公分TL) 從遲的十月到十二月初發現; 小的稚魚來自一月中旬到三月中, 如此孵化可能出現在冬季末。 吃魚。 (參考文獻 5192)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: 對 65個 ° S. 的南極半島的奧克尼群島南方部,雪特蘭群島南方部,象島與頂端
Gon, O., 1990. Bathydraconidae. p. 364-380. 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. 5192)
人類使用
漁業: 沒有興趣
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Estimates based on models
Preferred temperature (Ref.
123201): -1.3 - 0.1, mean -0.9 °C (based on 23 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00130 - 0.00351), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 4.2 ±0.7 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 (Assuming Fec < 10,000).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).