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: Leptolebias: Greek, leptos = thin + Greek,lebias, -ou = a kind of fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性; 非迁移的. 热带; 22°S - 23°S
South America: Atlantic coastal river basins in Brazil.
南美洲: 巴西里约热内卢的邻近区域。 列出的当次级保育类动物在 IUCN 2004 与列出在 CITES 的附录 2。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 3.0 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) : 15 - 17; 臀鳍软条: 18 - 21; 脊椎骨: 28 - 29. Possess an asymmetrical caudal fin, with convex dorsal outline and a straight ventral outline, anteriormost ventral procurrent ray; a white stripe with narrow ventral black border on the ventral edge of the caudal fin of male. Dorsal fin of male approximately triangular, tip pointed ending in 2 short filamentous rays with the tips reaching middle of caudal fin; dorsal fin rounded to slightly pointed in female. Anal fin of male approximately rectangular, posterior tip slightly elongated; rounded in female.
持有一个不对称的尾鳍,藉由中凸的背部轮廓与一个直的腹轮廓, 最前面的腹前流的鳍条; 一条白色的斑纹在雄鱼的尾鳍的腹边缘上有狭窄的腹黑色的边缘。 雄鱼的背鳍大约三角形, 顶端尖的被末端形成的 2个短的丝状鳍条，顶端达到尾鳍的中央; 背鳍圆形到微尖的母鱼。 雄鱼的臀鳍大约矩形, 后顶端些微地延长; 母鱼圆的。
Bottom spawner. Is very difficult to maintain in aquarium (Ref. 27139). Collected in clear water shallow pools (about 30 cm deep) in forest; no aquatic vegetation (Ref. 50094).
底部产卵鱼。 在水族馆非常难以维持。 (参考文献 27139) 在森林中的清澈水域浅滩水池 (大约 30 公分深) 中收集了; 没有水生植物.(参考文献 50094)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
南美洲: 巴西里约热内卢的邻近区域。 列出的当次级保育类动物在 IUCN 2004 与列出在 CITES 的附录 2。
Costa, W.J.E.M., 2003. Rivulidae (South American Annual Fishes). p. 526-548. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36579)
世界自然保护联盟红皮书 (Ref. 130435)
极度濒危 (CR) (B2ab(i,ii,iii,iv,v)); Date assessed: 07 November 2018
人类利用
渔业: 没有兴趣; 水族馆: 商业性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00188 - 0.01275), b=3.09 (2.86 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.1 ±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).
