分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Issue
One syntype (NMW 46384) is Hemidoras stenopeltis.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 熱帶
South America: Branco, Orinoco and Essequibo River basins (Ref. 37054), forming a ring around the western Guiana Shield (Ref. 79526). Recently collected from the middle Tapajós, extending the range of this species to the Brazilian Shield (Ref. 79526).
南美洲: Branco ，奧里諾科河與 Essequibo 河流域。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 22.8 cm TL 雄鱼/尚未辨别雌雄; (Ref. 111518); 最大体重: 180.00 g (Ref. 111518)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 1; 背的软条 (总数) : 6; 臀鳍软条: 14 - 16. Presence of a large black blotch in the distal half of the anterior dorsal-fin rays and membranes. Basal portion of the lower labial extension is uniformly widened and flat compared to other Leptodoras (Ref. 56896).
在末梢部一半的前面背鳍鳍条与薄膜中出现一个大的黑色斑块。 下面唇的延长的基部部分均匀地被扩大与平坦的被相较于的其他 Leptodoras.(参考文献 56896)
Collected from the main channels of large rivers and often associated with large sandy beaches (Ref. 56896).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
南美洲: Branco ，奧里諾科河與 Essequibo 河流域。
Sabaj, M.H., 2005. Taxonomic assessment of Leptodoras (Siluriformes: Doradidae) with descriptions of three new species. Neotrop. Ichthyol. 3(4):637-678. (Ref. 56896)
人类利用
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00526 - 0.01655), b=3.07 (2.91 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 2.8 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
