分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Acestrorhynchidae (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).
More on author: Cope.
Issue
See Menezes, 1969:78 for detailed description.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 热带
South America: Amazon and Orinoco River basins. Also found in Rio Negro basin (Ref. 52916).
南美洲: 亚马孙河与奥里诺科河河流域。 也发现于尼格罗河流域。 (参考文献 52916)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 40.8 cm SL 雄鱼/尚未辨别雌雄; (Ref. 111115)
简单描述
检索表 | 型态特徵 | 形态测量图
Bifurcated canals of the lateral line scales; 52 scale rows between the lateral line and base of the dorsal fin; and 31-35 scale rows between the lateral line and the base of the anal fin (Ref. 52916).
分叉了侧线鳞片的管; 在侧线与背鳍基底之间的 52 鳞片列; 而且在臀鳍的侧线与基底之间的 31-35 鳞片列.(参考文献 52916)
Inhabits clear and black-water rivers (Ref. 52916). Feeds on fishes (Ref. 598).
栖息于清澈而黑水的河。 (参考文献 52916) 捕食鱼类。 (参考文献 598)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 亚马孙河与奥里诺科河河流域。 也发现于尼格罗河流域。 (参考文献 52916)
Menezes, N.A., 2003. Family Acestrorhynchidae (Acestrorhynchids). p. 231-233. 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. 38248)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
人类利用
工具
特别资料
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00454 - 0.01390), b=3.11 (2.96 - 3.26), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.2 ±0.73 se; based on food items.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
