分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Clariidae (Airbreathing catfishes)
Etymology: Clarias: Greek, chlaros = lively, in reference to the ability of the fish to live for a long time out of water.
Eponymy: Harald Engelsen (1883–1954) was a Norwegian naval surgeon and researcher into tropical and industrial diseases. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 熱帶; 5°N - 4°N
Africa: known only from the type locality, Yei River (draining into the Ghazal system, White Nile basin), in South Sudan (Ref. 248, 28714).
非洲: 已知只來自模式標本產地， Yei 河，蘇丹了。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 18.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3820)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 背的软条 (总数) : 82; 臀鳍软条: 62. Head short and oval-shaped dorsally; snout broadly rounded; eyes more laterally placed. Frontal fontanelle long and narrow; occipital fontanelle long and oval-shaped. Supraorbital and `dermosphenotic' bones separated, the latter somewhat reduced. Tooth plates broad. Pectoral spine straight; outer side with strong downward serrations. Gill rakers short and distantly set. Suprabranchial organ well developed. Openings of the secondary sensory canals display a regular pattern.
头部短与椭圆形的背面; 吻宽广地圆的; 眼更侧面放置。 额骨囱门长而狭窄的; 后头骨囱门长而椭圆形的。 眶上的与皮蝶骨的' 硬骨分开,后者略微缩小的。 齿板宽的。 胸棘直线; 外部的侧边有强的向下锯齿。 鳃耙短的而且远远地竖立。 鳃前的器官发展良好的。 第二感觉管的开口显示一个普通的型态。
Facultative air-breathing (Ref. 126274); Nothing is known about the biology of this catfish (Ref. 78218).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 已知只來自模式標本產地， Yei 河，蘇丹了。
Teugels, G.G., 1986. A systematic revision of the African species of the genus Clarias (Pisces; Clariidae). Ann. Mus. R. Afr. Centr., Sci. Zool., 247:199 p. (Ref. 248)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00357 - 0.01766), b=2.96 (2.78 - 3.14), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
