分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Crenuchidae (South American darters) > Characidiinae
Etymology: Melanocharacidium: Greek, melan, -anos = black + Greek, diminutive, charax = a marine fish woithout identification (Ref. 45335); dispilomma: Specific name refers to the 2 dark marks above the orbit.
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
; 淡水 底中水层性. 熱帶; 25°C - 29°C (Ref. 13614)
South America: Amazon and Orinoco River basins, Essequibo River basin, and coastal streams of northern South America from Guyana to French Guiana.
南美洲: 亞馬遜河與從蓋亞那到法屬圭亞那的南美洲北部的奧里諾科河河流域， Essequibo 河流域與海岸溪流。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 5.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 12225)
Occurs in the upper reaches of rivers. Its biotope consists of rapidly flowing creeks where the substrate is rocks and stones (Ref. 12225).
出现于河的上游。 它的生存环境由底部是岩石与石头的快速流动的小溪组成。 (参考文献 12225)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 亞馬遜河與從蓋亞那到法屬圭亞那的南美洲北部的奧里諾科河河流域， Essequibo 河流域與海岸溪流。
Buckup, P.A., 1993. Review of the characidiin fishes (Teleostei: Characiformes), with descriptions of four new genera and ten new species. Ichthyol. Explor. Freshwat. 4(2):97-154. (Ref. 13683)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
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Estimates based on models
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00479 - 0.03160), b=3.00 (2.77 - 3.23), 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): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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