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) >
Characidae (Characins; tetras)
脂鯉科 (Characins; tetras) > Characinae
Etymology: Cynopotamus: Greek, kyon = dog + Greek, odous = teeth + Greek, potamos = river (Ref. 45335).
More on author: Valenciennes.
Issue
See Menezes (1976: 23) for detailed description.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; pH range: 6.0 - 7.2; dH range: ? - 15. 亞熱帶的; 20°C - 24°C (Ref. 2060)
South America: Paraguay, lower Paraná and Uruguay basins.
南美洲: 巴拉圭, Parana 下游與烏拉圭流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 29.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 111841)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 2; 背的軟條 (總數) : 10; 臀棘: 4 - 5; 臀鰭軟條: 46 - 53. Large body deep, with numerous scales. Snout conical.
大的身體縱深又有很多的鱗片。 吻錐形。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 巴拉圭, Parana 下游與烏拉圭流域。
Menezes, N.A., 1976. On the Cynopotaminae, a new subfamily of Characidae (Osteichthyes, Ostariophysi, Characoidei). Arq. Zool. (Sao Paulo) 28(2):1-91. (Ref. 35496)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 04 March 2021
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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=0.01072 (0.00676 - 0.01698), b=3.09 (2.96 - 3.22), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
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 (26 of 100).
