分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Cynolebiinae
Etymology: flavicaudatus: From the Latin 'flavus' (yellow) and 'caudatus' (with caudal fin), an allusion to the color pattern of the males.
More on authors: Costa & Brasil.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性; 非迁移的. 熱帶; 22°C - 26°C (Ref. 13614)
South America: São Francisco River basin, Brazil.
南美洲: Minas Gerais 巴西。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 8.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 36579)
简单描述
检索表 | 型态特徵 | 形态测量图
背的软条 (总数) : 16 - 24; 臀鳍软条: 19 - 24; 脊椎骨: 28 - 30. Caudal peduncle of female with black spots. Male's anal fin with gray to black distal stripe, iridescent dots restricted to posterior portion of the fin, anterior part pink and posterior yellow; basihyal broad, 70-95% in length; and, second pharyngobranchial teeth, 5-10. Dorsal-fin rays 22-24 in male, 16-18 in female; anal-fin rays 23-24 in male, 19-21 in female; caudal-fin rays 24-26, caudal fin subtruncate in male, rounded in female. Possess minute pectoral-fin contact organs, and no black blotches and round brilliant spots on anterobasal part of dorsal fin of male (Ref. 49550).
尾柄母鱼有黑色的斑点。 雄性的臀鳍有灰色的到黑色的末梢部的斑纹, 彩虹色的点局限于鳍的在后部部分，前部粉红与在后部的黄色了; 基舌骨宽的,70-95% 长; 并且, 第二个咽鳃骨齿， 5-10. 在雄鱼中的背鳍鳍条 22-24,16-18 母鱼; 在雄鱼中的臀鳍棘条 23-24,19-21 母鱼; 尾鳍鳍条 24-26, 在雄鱼中的尾鳍子截形, 母鱼圆的。 持有细小的胸鳍接触在一起器官, 而且在雄鱼的背鳍的 anterobasal 部份上没有黑色的斑块与圆的色彩艳丽的斑点。 (参考文献 49550)
Found in temporary pools (Ref. 89836). Bottom spawner, 3 months. Is difficult to maintain in aquarium (Ref. 27139).
底部产卵鱼， 3个月。 在水族馆是难以维持。 (参考文献 27139)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: Minas Gerais 巴西。
Costa, W.J.E.M., 2003. The Simpsonichthys flavicaudatus species group (Cyprinodontiformes: Rivulidae: Cynolebiatinae): phylogenetic relationships, taxonomic revision and biogeography. Ichthyol. Explor. Freshwat. 14(1):31-60. (Ref. 49550)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
濒危 (EN) (B1ab(ii,iii)+2ab(ii,iii)); Date assessed: 18 May 2022
人类利用
渔业: 商业性; 水族馆: 商业性
工具
特别资料
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网络资源
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=0.01995 (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): 3.3 ±0.4 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).
