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) >
Gasteropelecidae (Freshwater hatchetfishes)
胸斧魚科 (Freshwater hatchetfishes)
Etymology: Gasteropelecus: Greek, gaster = stomach + Latin, pelecus =hatchet (Ref. 45335).
More on author: Linnaeus.
Issue
See Weitzman (1960) for distribution.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性; pH range: 6.0 - 7.0; dH range: ? - 15. 熱帶; 23°C - 27°C (Ref. 1672)
South America: Peruvian Amazon, middle Amazon, the Guianas and Venezuela (Ref. 39056). Recorded from the Paraguay basin (Ref. 81048).
南美洲: 祕魯的亞馬遜河，中央亞馬遜河, 圭亞那與委內瑞拉。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 3.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 116942)
Gregarious, can sometimes be aggressive or calm. Frequents slow-flowing waters of creeks and swamps (Ref. 27188). Lives in groups at the surface. It is capable of capturing small aerial insects. The females are bigger than the males. Feeds on worms, crustaceans and insects (Ref. 7020). Has not been bred in captivity (Ref. 27188). Aquarium specimens reach 6.5 cm TL (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; may jump out of the aquarium; minimum aquarium size 80 cm (Ref. 51539).
群居的, 有時可能是侵略性或平靜的。 常見於小溪與沼澤的緩慢流動水域。 (參考文獻 27188) 群居在水表面。 它是能夠取得小的陸生昆蟲。 雌性比雄性更大。 吃蠕蟲，甲殼動物與昆蟲。 (參考文獻 7020) 沒有被馴養繁殖。 (參考文獻 27188) 水族館標本達到 6.5 公分TL 。 (參考文獻 7020) 水族館保持: 形成 5個或更多個體的群體; 可能跳躍離水族館; 水族館最小體型 80 公分.(參考文獻 51539)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 祕魯的亞馬遜河，中央亞馬遜河, 圭亞那與委內瑞拉。
Weitzman, S.H. and L. Palmer, 2003. Gasteropelecidae (Freshwater hatchetfishes). p. 101-103. 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. 39056)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 20 October 2020
人類使用
漁業: 商業性; 養殖: 商業性; 水族館: 商業性
工具
特別的報告
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6270 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00947 - 0.03835), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.40 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
