Potamotrygonidae

Adamastor River Ray

Potamotrygon adamastor

Sparse pale eyespots float over a dark gray disc

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

Potamotrygon adamastor, the Branco River freshwater stingray, is a type of freshwater tropical ray found exclusively in the state of Roraima, Brazil.