Potamotrygonidae

Magdalena river stingray

Potamotrygon magdalenae

Dipteran larvae dominate meals over muddy bottoms

• Tropical
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• South America
• Medium
• Tropical fish

Potamotrygon magdalenae, the Magdalena River stingray, is a species of freshwater fish in the family Potamotrygonidae. It is found only in the Magdalena and Atrato basins in Colombia, but it is locally abundant and among the predominant fish species in its range. It is a small species of stingray with a typical disc width of about 20 cm (8 in), although it can reach up to 35 cm (14 in).