Freshwater Stingrays (Potamotrygon species) are unique bottom-dwelling fish known for their flat, disc-shaped bodies and graceful movement. They are popular in large aquariums.
Scientific Name
Potamotrygon spp.
Habitat
Native to rivers and freshwater systems in South America, especially the Amazon Basin with sandy or muddy bottoms.
Conservation
Some species are threatened due to habitat destruction, overfishing, and aquarium trade collection.
Lifespan
Typically lives 10–15 years with proper care.
Fun Fact
Freshwater stingrays have a venomous spine on their tail used for defense against predators.Freshwater stingrays have a venomous spine on their tail used for defense against predators.
Diet
Carnivorous – feeds on worms, insects, crustaceans, and small fish.
Average Size
Can grow up to 30–60 cm (12–24 inches) in disc width depending on species.
Location / Placement info
Displayed in the Coastal Reef Exhibit, near the Ocean-View Tunnel
FAQ
What is the lifespan of Freshwater Stingray (Potamotrygon spp.)?
Freshwater Stingray (Potamotrygon spp.) can live 15–25 years in captivity with proper care.
What does Freshwater Stingray (Potamotrygon spp.) eat?
Freshwater Stingray (Potamotrygon spp.) is a carnivorous fish, feeding on worms, shrimp, insects, and fish fillets.
Is Freshwater Stingray (Potamotrygon spp.) aggressive?
Freshwater Stingray (Potamotrygon spp.) is generally peaceful, but Freshwater Stingray may eat small fish.
What is the ideal tank size for Freshwater Stingray (Potamotrygon spp.)?
A minimum of 200–300 gallons is recommended due to the large size of Freshwater Stingray (Potamotrygon spp.).
Does Freshwater Stingray (Potamotrygon spp.) need a specific environment?
Freshwater Stingray (Potamotrygon spp.) prefers a soft sandy substrate, clean water, strong filtration, and high oxygen levels.
How big does Freshwater Stingray (Potamotrygon spp.) grow?
Freshwater Stingray (Potamotrygon spp.) can grow up to 18–30 inches (45–75 cm) in diameter depending on the species.
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