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: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
South America: Andean tributaries of Paraná River basin in northwestern Argentina.
南美洲: 在在西北部的阿根廷的巴拉納河流域的安第斯山脈支流。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 6.6 cm SL 雄鱼/尚未辨别雌雄; (Ref. 37059)
简单描述
型态特徵 | 形态测量图
背棘 (总数): 2; 背的软条 (总数): 8; 臀棘 2; 臀鳍软条: 7; 脊椎骨: 37. A generalized Characidium with the isthmus scaly and the breast rounded, iii external pectoral rays and i external pelvic ray, the eye only slightly oblique, the lateral line complete and the adipose fin present; zebra-like color pattern; characterized by only ii,8 dorsal rays and few (5/5) teeth on both jaws, essentially conical, with apex of the mandibulary teeth somewhat enlarged, triangular, and probably no second mandibulary row and no pterygoid teeth. 'Spines' refer to unbranched rays.
具有峡部的一个被推广的 Characidium 有鳞的与胸部圆形的, iii 外部的胸鳍鳍条与 i 外部的腹鳍鳍条, 眼只些微地斜的, 那侧线完整与有脂鳍者; 像斑马一样的彩色斑纹; 只特徵为 ii了,8个背鳍鳍条与少数的 (5/5) 牙齿在双颚, 实质上锥形, 藉由下颚齿略微增大的，三角形的，与可能没有第二下颚列与没有翼状的齿尖顶。 '棘' 指的是不分枝的鳍条。
A limitroph species (Ref. 38397).
一个 limitroph 种.(参考文献 38397)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 在在西北部的阿根廷的巴拉納河流域的安第斯山脈支流。
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)
人类利用
渔业: 没有兴趣
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年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度BRUVS
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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).
营养阶层 (Ref.
69278): 3.5 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
