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  2. Potamotrygon falkneri - Wikipedia

    en.wikipedia.org/wiki/Potamotrygon_falkneri

    Potamotrygon falkneri, the largespot river stingray or reticulated freshwater stingray, is a species of freshwater stingray in the family Potamotrygonidae from tropical and subtropical South America. [ 1 ] [ 2 ] It is sometimes seen in the aquarium trade, but requires a very large tank.

  3. Potamotrygonidae - Wikipedia

    en.wikipedia.org/wiki/Potamotrygonidae

    Potamotrygon leopoldi is part of a species complex of blackish river rays with contrasting pale spots found in the Tapajós, Xingu and Tocantins basins [3]. River stingrays are almost circular in shape, and range in size from Potamotrygon wallacei, which reaches 31 cm (1.0 ft) in disc width, [9] to the chupare stingray (S. schmardae), which grows up to 2 m (6.6 ft) in disc width. [10]

  4. Potamotrygon - Wikipedia

    en.wikipedia.org/wiki/Potamotrygon

    Potamotrygon is a genus of freshwater stingrays in the family Potamotrygonidae native to the rivers of South America, [1] and sometimes seen in the aquarium trade. [2] It inhabits rivers of tropical and subtropical climates, especially those of the Amazon basin and is virtually present in all South American countries, except for Chile.

  5. Potamotrygon tigrina - Wikipedia

    en.wikipedia.org/wiki/Potamotrygon_tigrina

    Potamotrygon tigrina, also known as the tiger river stingray, is a species of freshwater ray in the family Potamotrygonidae. [3] This endangered species is endemic to black-and whitewater rivers in the upper Amazon basin in northeastern Peru. [1] It is sometimes kept in aquariums and has been bred in captivity, but it is generally a sensitive ...

  6. Short-tailed river stingray - Wikipedia

    en.wikipedia.org/wiki/Short-tailed_river_stingray

    Growing to a disc diameter of about 1.9 m (6.2 ft) and a weight of 220 kg (490 lb), with unconfirmed records of even larger specimens, [4] the short-tailed river stingray is the largest freshwater species in its family [3] and one of the heaviest strict freshwater fish in South America, only matched by the arapaima (Arapaima) and piraíba ...

  7. Xingu River ray - Wikipedia

    en.wikipedia.org/wiki/Xingu_River_ray

    The Xingu River ray, River stingray, white-blotched river stingray, or polka-dot stingray (Potamotrygon leopoldi) is a species of freshwater fish in the family Potamotrygonidae. It is endemic to the Xingu River basin in Brazil and as such prefers clear waters with rocky bottoms. [1] It is sometimes kept in aquaria, like its more common relative ...

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