Serrasalmidae

Silver dollar

Metynnis hypsauchen

Serrasalmid Fish in the Amazon Basin

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

Metynnis hypsauchen is a species of freshwater ray-finned fishes belonging to the family Serrasalmidae, which includes the pacus, piranhas and related fishes. This fish is found in Amazon and Paraguay River basins, as well as rivers of the Guiana Shield. It is one of the fish known as the "silver dollar" in the aquarium trade.