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The widest freshwater fish and the largest stingray in the world, this species grows up to 2.2 m (7.2 ft) across and can reach up to 300 kg (660 lb) in weight. It has a relatively thin, oval pectoral fin disc that is widest anteriorly, and a sharply pointed snout with a protruding tip.
River stingrays or freshwater stingrays are Neotropical freshwater fishes of the family Potamotrygonidae in the order Myliobatiformes, one of the four orders of batoids, cartilaginous fishes related to sharks.
Dec 12, 2022 · Learn how to keep freshwater stingrays, a family of fish native to South America, in your aquarium. Find out their appearance, behavior, diet, lifespan, and tank requirements.
Aug 3, 2023 · Freshwater stingrays, unlike other fishes, do not have scales and are covered only by a layer of skin that secretes a thin layer of mucus for protection. And, of course, they sport stingers on their tails that serve as formidable weapons.
Learn everything you need to know about freshwater stingrays, their distribution, habitat, appearance, behavior, diet, and tank requirements. Find out how to care for these graceful and mysterious creatures in your aquarium.
- Freshwater stingray, River stingray
- South America
- Potamotrygonidae
Jun 4, 2009 · Unknown to science until 1990, the giant freshwater stingray is an elusive creature that inhabits deep rivers in Southeast Asia, Indonesia, Malaysia, and Nor...
- 53 sec
- 1.6M
- National Geographic
Learn about the freshwater stingray, one of the only rays living in freshwater rather than saltwater. Find out how they reproduce, what they eat, and why they are endangered.
