分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Notothenioidei (Icefishes) >
Bathydraconidae (Antarctic dragonfishes) > Bathydraconinae
Etymology: Racovitzia: Because of Janko von Racovitz, Rumanian entomologist.
Eponymy: Professor Dr Emil G Racoviță (sometimes Racovitza) (1868–1947) was a Romanian zoologist and especially a pioneering bio-speleologist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
海洋 深海底的; 深度上下限 219 - 610 m. 深水域; 57°S - 78°S
Southern Ocean: circum-Antarctic on continental shelf, insular shelf of the South Sandwich Islands, South Orkney Islands, Elephant Island and South Shetland Island.
南極海: circum-在大陸棚上的南極圈 , 南方的島大陸棚插入島，奧克尼群島南方部島，象島與雪特蘭群島南方部島。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 27.1 cm TL 雄鱼/尚未辨别雌雄; (Ref. 124149); 28.7 cm TL (female); 最大体重: 84.80 g (Ref. 124149); 最大体重: 84.80 g
Larvae 12-13 mm TL found in November, larval pelagic phase is long (Ref. 41551). Larvae and juveniles present during summer. Food item: amphipods, Euphausia superba. Dependence on krill indicative from association of juveniles with krill concentrations in oceanic waters (Ref. 5192).
仔鱼 12-13 mm TL 发现于十一月了。 仔鱼与稚鱼呈现夏天时。 食物: 片脚类动物， Euphausia superba. 依赖磷虾指示的从稚鱼群在大洋性水域中有磷虾集中。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南極海: circum-在大陸棚上的南極圈 , 南方的島大陸棚插入島，奧克尼群島南方部島，象島與雪特蘭群島南方部島。
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)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
人类利用
渔业: 没有兴趣
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Estimates based on models
Preferred temperature (参考文献
123201): -1.8 - 0.7, mean -0.9 °C (based on 472 cells).
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00170 (0.00109 - 0.00264), b=3.26 (3.12 - 3.40), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (参考文献
69278): 3.0 ±0.00 se; based on food items.
回复力 (参考文献
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Fec = 1,400-1,968).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
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