分类 / Names
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Teleostei >
Characiformes (Characins) >
Characidae (Characins; tetras) > Characinae
Etymology: Cynopotamus: Greek, kyon = dog + Greek, odous = teeth + Greek, potamos = river (Ref. 45335).
More on author: Eigenmann.
Issue
See Menezes (1976: 30) for detailed description.
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
; 淡水 底中水层性. 熱帶
South America: Coastal drainages of Amapá (Brazil), Guyana, Suriname and French Guiana.
南美洲: Amapa(巴西) ，蓋亞那，蘇利南與法屬圭亞那的海岸流域。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 16.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 35496)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 2; 背的软条 (总数) : 9; 臀棘: 4; 臀鳍软条: 36 - 43. Large eyes, orbital diameter equal to or slightly longer than snout length. Gibbosity very pronounced.
Body shape (shape guide): short and / or deep.
大的眼 , 眼窝的直径等于或略长于吻的长度。 凸圆非常明显的。
Is a predator whose main food is not known. Appears to prefer an environment with fast current over rocky bottom which is typical of the rapids. Frequently found in the upstream areas of rivers (Ref. 12225).
不为人所知的是一个掠食者。 似乎偏爱一个环境且水流快速的地方岩石的底部之上是典型的急流。 时常发现于河的上游了。 (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: Amapa(巴西) ，蓋亞那，蘇利南與法屬圭亞那的海岸流域。
Lucena, C.A.S. and N.A. Menezes, 2003. Subfamily Characinae (Characins, tetras). p. 200-208. 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. 36811)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
人类利用
渔业: 没有兴趣
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Estimates based on models
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00496 - 0.02540), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (参考文献
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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