Ocellate river stingray | 台北市立動物園資訊網

Theocellateriverstingray(Potamotrygonmotoro),alsoknownasthepeacock-​eyestingrayorblackriverstingray,isaspeciesoffreshwaterstingrayinthefamily ...

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Species of cartilaginous fish

The ocellate river stingray (Potamotrygon motoro), also known as the peacock-eye stingray or black river stingray, is a species of freshwater stingray in the family Potamotrygonidae. It was the first species to be described in the family and is also the most widespread, ranging throughout much of the Río de la Plata, Amazon, Mearim and Orinoco basins in tropical and subtropical South America.[2] It is sometimes kept in aquaria.[3]

Potamotrygon motoro varies significantly in appearance and morphology over its large range,[4] and a taxonomic review of the Amazonian populations is expected.[2] The taxonomy of the populations in the Río de la Plata Basin was reviewed in 2013, leading to the finding that P. ...