Ocellate river stingray

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While many of the 20 or so species of South American river stingrays have restricted ranges, this species is found in practically every river basin in South America. It is a popular species in aquariums because of its large orange spots. It can reach a diameter of two feet.

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Polka-dot stingray

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This species has a restricted range in South America, found only in the Xingu River Basin of Brazil, creating a concern that mining or other polluting activities could threaten it. Because of its striking pattern, it is highly valued for aquarium displays, and is now being captive bred around the world.

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