分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Myliobatiformes (Stingrays)
鰩目 (Stingrays) >
Potamotrygonidae (River stingrays)
河魟科 (River stingrays) > Potamotrygoninae
Etymology: Paratrygon: Greek, para in the side of + Greek, trygon = a sting ray (Ref. 45335); aiereba: Name from an old Tupi language referring to a specific type of marine stingray (possibly Styracura schmardae), which occurs on the coast of northeastern Brazil. As an adjective, the specific name also means smooth, unmarked, shallow..
More on authors: Müller & Henle.
Issue
See name spelling and authorship in Eschmeyer (CofF ver. Oct. 2012: Ref. 92135).
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 (Ucayali, Solimões, Amazon, Negro, Branco, Madeira and its affluents in Bolivia, and Tocantins River) and Orinoco basin.
南美洲: 亞馬遜河流域 (在玻利維亞的 Ucayali ， Solimoes ，亞馬遜河，尼格羅河， Branco, 馬得拉群島與它的支流, 與 Tocantins 河) 與奧里諾科河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 80.0 cm WD 雄魚/尚未辨別雌雄; (Ref. 36687); 78.0 cm WD (female); 最大體重: 14.0 kg (Ref. 27749); 最大體重: 14.0 kg
Common in shallow areas and near banks (Ref. 27749). Reproductive biology in upper Orinoco basin provided by Lasso et al. (1997a), where females appear to bear only two young per gestation. Larger individuals may attain 25 kg in weight. Food includes insects, crustaceans and fishes (Ref. 36687).
常見於水淺的區域與在淺堆的附近.(參考文獻 27749) 在由 Lasso 等人提供的上面的奧里諾科河流域的生殖生物學特性。 (1997 一), 在哪裡雌性似乎只有二個每妊娠幼魚。 較大的個體可能達到 25 公斤重。 食物包括昆蟲，甲殼動物和魚類。 (參考文獻 36687)
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 (在玻利維亞的 Ucayali ， Solimoes ，亞馬遜河，尼格羅河， Branco, 馬得拉群島與它的支流, 與 Tocantins 河) 與奧里諾科河流域。
de Carvalho, M.R., N. Lovejoy and R.S. Rosa, 2003. Potamotrygonidae (River stingrays). p. 22-28. 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. 36687)
人類使用
更多資訊
俗名同種異名新陳代謝捕食者生態毒物學繁殖成熟度產卵場產卵群集孕卵數卵卵發育
年龄/大小成長長度-重量長度-長度長度-頻率形態測量圖型態特徵仔魚稚魚動力學入添量豐度BRUVS
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
合作者照片Stamps, Coins Misc.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 based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.54 se; based on food items.
回復力 (Ref.
120179): 非常低的, 最小族群倍增時間超過14 年 (Fec=2).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
