分類 / Names
俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii
輻鰭魚綱 (條鰭魚) >
Siluriformes (Catfish) >
Doradidae (Thorny catfishes)
Etymology: Lithodoras: Greek, lithos = stone + Greek, dora = skin (Ref. 45335).
環境 / 氣候 / 範圍
生態學
; 淡水 居於水底的; 河川洄游 (Ref. 51243). , preferred ?
South America: Amazon River basin and estuary near Cayenne, French Guiana.
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 35381); 最大體重: 15.0 kg (Ref. 35381)
背棘 (總數): 1; 背的軟條 (總數): 6; 臀鰭軟條: 13 - 14. Body elongated, without scales, almost covered with bony plaque, ventrally flattened in adults. Terminal mouth has three pairs of barbels. Lower jaw is shorter than the upper jaw. Eyes small (Ref. 35381).
Feeds on fruits when the forests are flooded and on the blades of macrophytes. Acts as seed dispersal agent (Ref. 6868). Reproduction occurs once a year and juveniles are often seen in large numbers in the estuary of the Amazon, in the region of Mario (Ref. 35381).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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)
CITES (Ref. 94142)
Not Evaluated
人類使用
漁業: 低經濟; 水族館: 商業性
更多資訊
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參考文獻養殖養殖資訊品種遺傳學基因序列遺傳率疾病加工Mass conversion
合作者照片Stamps, Coins聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00358 - 0.01848), b=3.06 (2.86 - 3.26), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.0 ±0.00 se; Based on food items.
回復力 (Ref.
69278): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
瀕危性 (Ref.
59153): High vulnerability (57 of 100) .