分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Nothobranchius: Greek, nothos = false + Greek, brangchia = gill (Ref. 45335); usanguensis: Named in reference to the Usangu Flats, the area of origin (Ref. 98818).
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 大洋性.
Africa: seasonal pools and swamps on the Usangu Flats, Great Ruaha River system in Tanzania (Ref. 98818).
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 5.1 cm SL 雄鱼/尚未辨别雌雄; (Ref. 98818)
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) : 14 - 17; 臀棘: 0; 臀鳍软条: 14 - 17. Diagnosis: Nothobranchius usanguensis is distinguished from all other members of the Nothobranchius neumanni species group by the following combination of characters: in the male, the dorsal profile is convex with almost no transition between the head and body; the anal fin is yellow with a dark red marbled pattern, a distinct dark red, or less commonly black, margin and a light blue-gray proximal part; the caudal fin is red or partially red with a darker red or red-gray terminal band that may be preceded by a narrow relatively light red band (Ref. 98818).
Body shape (shape guide): fusiform / normal; Cross section: circular.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Wildekamp, R.H., B.R. Watters and K.M. Shidlovskiy, 2014. Review of the Nothobranchius neumanni species group with descriptions of three new species from Tanzania (Cyprinodontiformes: Nothobranchiidae). J. Am. Killifish Ass. 47(1):2-30. (Ref. 98818)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
易受伤害 (VU) (B1ab(iii)); Date assessed: 12 January 2019
人类利用
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00250 - 0.01453), b=3.13 (2.93 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (参考文献
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
渔业脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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