分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Doradidae (Thorny catfishes)
陶樂鯰科 (Thorny catfishes) > Doradinae
Etymology: Trachydoras: Greek, trachys, -eia, -ys = rough + Greek, doras = skin (Ref. 45335).
Eponymy: Franz Steindachner (1834–1919) was an Austrian zoologist who specialised in herpetology and ichthyology. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 熱帶
South America: Amazon River basin.
南美洲: 亞馬遜河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 16.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 125971); 最大體重: 90.00 g (Ref. 125971)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 亞馬遜河流域。
Sabaj, M.H. and C.J. Ferraris Jr., 2003. Doradidae (Thorny catfishes). p. 456-469. 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. 37054)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 06 August 2020
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01778 (0.01035 - 0.03056), b=2.95 (2.80 - 3.10), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.8 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
