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: Oxydoras: Greek, oxys = sharp + Greek, dora = skin (Ref. 45335).
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; pH range: 6.0 - 7.8; dH range: ? - 25. 熱帶; 21°C - 24°C (Ref. 2060)
South America: Amazon, São Francisco and Essequibo River basins. Possibly in the Orinoco River basin.
南美洲: 亞馬遜河, Sao 弗朗西斯科與 Essequibo 河流域。 可能地在奧里諾科河河流域。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 62.5  range ? - ? cm
Max length : 100.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 37054); common length : 59.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 9081); 最大體重: 11.0 kg (Ref. 40637); 最大體重: 11.0 kg
Occurs over mud in streams and lakes. Forms schools (Ref. 9084). Feeds on detritus, chironomid and ephemeropteran larvae, and crustaceans (Ref. 9096). Known from temperatures ranging from 24-29.8 °C, pH range of 5-9, and an alkalinity range of 42-142.
已知來自溫度範圍從了 24-29.8 °C , 5-9 的酸鹼度範圍與 42-142 的鹼度範圍. 在溪流與湖中生活在泥之上。 形成魚群。 (參考文獻 9084) 吃碎屑,寶刀魚與 ephemeropteran 仔魚 , 與甲殼動物。 (參考文獻 9096)
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, Sao 弗朗西斯科與 Essequibo 河流域。 可能地在奧里諾科河河流域。
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)
無危 (LC) ; Date assessed: 02 December 2020
人類使用
漁業: 低經濟; 水族館: 商業性
更多資訊
參考文獻養殖養殖資訊品種遺傳學Electrophoreses遺傳率疾病加工NutrientsMass conversion
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00680 - 0.01852), b=3.07 (2.93 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.8 ±0.29 se; based on food items.
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (73 of 100).