Potamotrygonidae

Gomes’s round ray

Heliotrygon gomesi

Day in deep channels night near shore

• Tropical
• Lower river
• Upper river
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• South America
• Other
• Small
• Tropical fish

Heliotrygon gomesi, or Gomes's round ray, is a species of freshwater stingray native to the western Amazon basin in South America, specifically Brazil. It is the type species of its genus. It spends the day in deep river channels, but moves closer to the shore at night to feed.