分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Acestrorhynchidae (Smallscale pike characins)
狼牙脂鯉科 (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).
More on author: Cope.
Issue
See Menezes, 1992:46 for diagnosis.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 底中水層性. 熱帶
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Upper Amazon and Rio Madeira basins.
南美洲: 亞馬遜河上游與 Rio 馬得拉群島流域。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 30.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 125975); 最大體重: 310.30 g (Ref. 125975)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 亞馬遜河上游與 Rio 馬得拉群島流域。
Menezes, N.A., 1992. Redefinição taxonômica das espécies de Acestrorhynchus do grupo lacustris com a descrição de uma espécie (Osteichthyes, Characiformes, Characidae). Comun. Mus. Ciênc. Tecnol. PUCRS, Sér. Zool. Porto Alegre 5:39-54. (Ref. 35542)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
無危 (LC) ; Date assessed: 06 February 2020
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00670 - 0.01793), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 4.3 ±0.7 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
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