分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Lophiiformes (Anglerfishes) >
Diceratiidae (Double anglers (Ref. 07463) or Doublespine Seadevils (Ref. 86949))
Etymology: Diceratias: Greek, di = two, double + Greek, keras or keratos = horn, horned (referring to the two conspicuous dorsal-fin spines in the larvae and young females) (Ref. 86949); pileatus: From the Latin pileatus meaning capped, referring to the terminal papilla of the esca (Ref. 39830).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海区的; 深度上下限 640 - 1430 m (Ref. 58302). 深水域
Eastern Atlantic: four records along the African coast north of the equator. Western Atlantic: both tropical and subtropical.
東大西洋: 四個記錄沿著赤道非洲海岸北方。 西大西洋: 兩者的熱帶與亞熱帶的。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 23.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 6939)
背棘 (总数) : 0; 背的软条 (总数) : 5 - 7; 臀棘: 0; 臀鳍软条: 4. Distinguishing characteristics of metamorphosed female: relatively small esca, width about equal to length; conspicuous bulbous posteriorly oriented terminal escal papilla; absence of posterior and anterior escal appendages; escal pore at posterobasal margin of terminal papilla; teeth in lower jaw 25-65, upper jaw with 27-82 teeth; vomerine teeth 4-14 (Ref. 86949).
饵球有前面与后面的附肢。 (参考文献 13608)
Found near or on continental shelf, old specimens probably benthic (Ref. 6939). Bentho-, meso- and bathypelagic (Ref. 58302).
发现于大陆架附近或上面, 老的标本可能底栖。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東大西洋: 四個記錄沿著赤道非洲海岸北方。 西大西洋: 兩者的熱帶與亞熱帶的。
Bertelsen, E., 1990. Diceratiidae. p. 496-497. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 6939)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
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Estimates based on models
Preferred temperature (Ref.
123201): 2.5 - 9, mean 5.6 °C (based on 436 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6406 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
