分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Myliobatiformes (Stingrays) >
Potamotrygonidae (River stingrays) > Potamotrygoninae
Etymology: Plesiotrygon: Greek, plesios = near + Greek, trygon = a sting ray (Ref. 45335); iwamae: Named in honor of the late Brazilian zoologist Satoko Iwama (Ref. 34195).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 熱帶
South America: Upper to lower Amazon River basin, from Ecuador to Belém, Brazil, in the Napo, Solimões, Amazonas and Pará rivers.
南美洲: 對亞馬遜河流域下游上游, 從厄瓜多到 Belem 巴西, 在 Napo , Solimoes , Amazonas 與帕拉河中。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 58.0 cm WD 雄鱼/尚未辨别雌雄; (Ref. 34195)
Feeds on small catfishes, insects, decapod crustaceans, and parasitic cestodes and nematodes (Ref. 34195).
吃小的鲶鱼,昆虫,十足目甲壳动物与寄生的条虫与线虫类。 (参考文献 34195)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 對亞馬遜河流域下游上游, 從厄瓜多到 Belem 巴西, 在 Napo , Solimoes , Amazonas 與帕拉河中。
Rosa, R.S., H.P. Castello and T.B. Thorson, 1987. Plesiotrygon iwamae, a new genus and species of neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae). Copeia 1987(2):447-458. (Ref. 34195)
人类利用
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俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场产卵群集孕卵数卵卵的发育
年龄范围
成长
体长-体重
体长-体长
体长-频率
形态测量图
型态特徵
仔鱼
稚鱼动力学
入添量
丰度
BRUVS
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [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).
营养阶层 (Ref.
69278): 3.4 ±0.46 se; based on food items.
回复力 (Ref.
120179): 非常低的, 最小族群倍增时间超过14 年 (Assuming Fec<10).
Fishing Vulnerability (Ref.
59153): High vulnerability (58 of 100).