分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Psalidodon: Greek, psalis, -idos = scissors + Greek, odous = teeth (Ref. 45335).
Eponymy: Juan Daniel Anisits (1856–1911) was born in Hungary and became a Paraguayan citizen. He worked at the the National University of Paraguay and collected many specimens that he sent to Eigenmann for study. (Ref. 128868), visit book page.
More on author: Eigenmann.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 亞熱帶的
South America: Paraná and Uruguay River basins.
南美洲: Parana 與烏拉圭河流域。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 13.2 cm TL 雄鱼/尚未辨别雌雄; (Ref. 58359)
Occurs in ponds (Ref. 11229). Feeds on worms, crustaceans, insects and plants. Oviparous (Ref. 205). In captivity, spawning occurs among plants and eggs hatch usually in 20 to 24 hours. One of the hardiest tropical fishes for the home aquarium (Ref. 7020). Aquarium keeping: eats plants; in groups of 5 or more individuals; minimum aquarium size 80 cm (Ref. 51539).
出现于池塘。 (参考文献 11229) 吃蠕虫，甲壳动物，昆虫与植物。 卵生的.(参考文献 205) 在繁殖场，在植物与卵之中产卵孵化通常在 20 到 24 小时。 为家庭的水族箱鱼的最难的热带鱼之一.(参考文献 7020) 水族馆保持: 吃植物; 形成 5个或更多个体的群体; 水族馆最小体型 80 公分.(参考文献 51539)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous (Ref. 205).南美洲: Parana 與烏拉圭河流域。
Terán, G.E., M.F. Benitez and J.M. Mirande, 2020. Opening the Trojan house: phylogeny of Astyanax, two genera and resurrection of Psalidodon (Teleostei: Characidae). Zool. J. Lin. Soc. 190(4):1217-1234. (Ref. 123753)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
渔业: 高经济性; 水族馆: 高经济性
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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=0.01349 (0.00593 - 0.03067), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.0 ±0.34 se; based on food items.
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 (10 of 100).
