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) > Gymnodraconinae
Etymology: Psilodraco: Greek, psilos = hairless + Greek, drako = dragon (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 60 - 345 m (Ref. 5192), usually 248 - 345 m (Ref. 50743). 極; 53°S - 56°S
Southern Ocean: endemic to the insular shelf of South Georgia.
南極海: 南喬治亞州的島大陸棚的特有種。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 16.4, range 15 - 18 cm
Max length : 20.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 5192)
Spawns apparently during autumn and early winter; hatching probably during winter (Ref. 5192). Synchronous spawner (Ref. 50743).
顯然地在秋天與初冬的時候產卵; 在冬天期間可能的孵化.(參考文獻 5192) 同步的產卵魚.(參考文獻 50743)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南極海: 南喬治亞州的島大陸棚的特有種。
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)
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Estimates based on models
Preferred temperature (Ref.
123201): -0.1 - 1.8, mean 0.7 °C (based on 13 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00372 (0.00166 - 0.00833), b=3.41 (3.22 - 3.60), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.40 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 (Fec = 1,206).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
Nutrients (Ref.
124155): Calcium = 55.4 [30.7, 140.0] mg/100g; Iron = 0.648 [0.241, 1.350] mg/100g; Protein = 16.9 [15.9, 17.9] %; Omega3 = 0.246 [0.121, 0.496] g/100g; Selenium = 16.9 [6.2, 41.2] μg/100g; VitaminA = 18.7 [3.9, 90.4] μg/100g; Zinc = 0.62 [0.39, 0.96] mg/100g (wet weight);