分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers)
鱂形目 (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines)
溪鱂科 (Rivulines) > Cynolebiinae
Etymology: Leptolebias: Greek, leptos = thin + Greek,lebias, -ou = a kind of fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; 非遷移的. 熱帶; 22°S - 23°S
South America: Atlantic coastal river basins in Brazil.
南美洲: 巴西里約熱內盧的鄰近區域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 3.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 36579)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 15 - 17; 臀鰭軟條: 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.
持有一個不對稱的尾鰭,藉由中凸的背部輪廓與一個直的腹輪廓, 最前面的腹前流的鰭條; 一條白色的斑紋在雄魚的尾鰭的腹邊緣上有狹窄的腹黑色的邊緣。 雄魚的背鰭大約三角形, 頂端尖的被末端形成的 2個短的絲狀鰭條，頂端達到尾鰭的中央; 背鰭圓形到微尖的母魚。 雄魚的臀鰭大約矩形, 後頂端些微地延長; 母魚圓的。
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).
底部產卵魚。 在水族館非常難以維持。 (參考文獻 27139) 在森林中的清澈水域淺灘水池 (大約 30 公分深) 中收集了; 沒有水生植物.(參考文獻 50094)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 巴西里約熱內盧的鄰近區域。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
極危 (CR) (B2ab(i,ii,iii,iv,v)); Date assessed: 07 November 2018
人類使用
漁業: 沒有興趣; 水族館: 商業性
工具
特別的報告
下載 XML
網路資源
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 (0.00186 - 0.01292), b=3.09 (2.86 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
