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) > Rivulinae
Etymology: Pituna: Tupí, pituna = black; in Goias, Brazil.
More on author: Myers.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; 非遷移的. 熱帶; 24°C - 30°C (Ref. 13614)
South America: temporary pools of the middle rio Tocantins basin in Brazil.
南美洲: 在巴西的中央 rio Tocantins 流域的暫時水池。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 4.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 57947); 3.6 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 8 - 10; 臀鰭軟條: 14 - 16; 脊椎骨: 28 - 29.
Not a seasonal killifish. Is very difficult to maintain in aquarium. Bottom spawner, 5 months incubation (Ref. 27139).
不是一個季節性的鱂科魚類。 在水族館非常難以維持。 底部產卵魚， 5 個月孵育時間。 (參考文獻 27139)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 在巴西的中央 rio Tocantins 流域的暫時水池。
Costa, W.J.E.M., 2007. Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species. Zootaxa 1410:1-41. (Ref. 57947)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 07 November 2018
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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=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±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).
