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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: Dr Franz Josef Maria Werner (1867–1939) was an Austrian zoologist and explorer. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 熱帶; 7°N - 7°S
Africa: upper White Nile across Lake Victoria and lakes of Central African rift, and southwards to Lake Tanganyika and the Malagarasi drainage (Ref. 78218). Reported from Bahr el Jebel in South Sudan (Ref. 28714) and Rusizi River in Burundi (Ref. 98755).
非洲: 維多利亞湖， Kyoga 湖，愛德華湖與坦噶尼喀。 在蘇丹記錄來自 Bahr el Jebel了。 (參考文獻 28714)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 23.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 248)
背棘 (总数) : 0; 背的软条 (总数) : 64 - 92; 臀鳍软条: 64 - 79; 脊椎骨: 58 - 62. Pectoral fin spine serrated on both inner and outer sides (Ref. 34290). Head pointed in dorsal outline; snout short and slightly rounded; eyes more dorsally located. Frontal fontanelle short and squat (`sole-shaped') or intermediate between `sole-shaped' and `knife-shaped'; occipital fontanelle long and oval-shaped. The `dermosphenotic' and supraorbital joined. Tooth plates small. gill rakers long, slender and distantly set. Suprabranchial organ well developed. Openings of secondary canals regularly arranged along flanks.
胸鳍棘在内部而外部的侧边上锯齿状的了。 (参考文献 34290) 头部尖的在背部的轮廓中; 吻短的而且略圆的; 眼位于更背面。 额骨囱门短与蹲 (唯一-形状的 ') 或介于唯一的之间 - 形状的' 与刀状的'; 后头骨囱门长而椭圆形的。 那皮蝶骨的' 与眶上的参加。 齿板小的。 鳃耙长的, 细长的而且远远地竖立。 鳃前的器官发展良好的。 第二感觉管的开口规则排列的沿着侧面。
Facultative air-breathing (Ref. 126274); Found in lakes and rivers. Feeds mainly on insects, consisting of larval and adult aquatic Coleoptera, terrestrial insects, chironomid larvae and larvae of Povilla, culicines and hydroptilids; also feeds on ostracods, gastropods, plants, copepods and Hydracarina; nothing is known about reproduction (Ref. 248).
发现于湖与河了。 主要吃昆虫, 包含幼虫的与成鱼水生的鞘翅目 Povilla ， culicines 与 hydroptilids 的陆栖昆虫，宝刀鱼仔鱼与仔鱼。 也吃介形虫，腹足动物，植物，桡脚类的动物与水螅。 (参考文献 248)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 維多利亞湖， Kyoga 湖，愛德華湖與坦噶尼喀。 在蘇丹記錄來自 Bahr el Jebel了。 (參考文獻 28714)
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 2024-1)
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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): 3.1 ±0.38 se; based on food items.
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 (13 of 100).
![Image of Clarias werneri (Werner\](/images/thumbnails/jpg/tn_Clwer_u0.jpg "Image of Clarias werneri (Werner\")