Rivulidae

Opal pearlfish

Leptolebias opalescens

Four Centimeters Rivulid Fish from the Brazilian Coast

• Tropical
• Coastal
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• Atlantic Ocean
• South America
• Small
• Tropical fish

Opal pearlfish is known around South America as a freshwater fish; It occurs in freshwater habitats, and records give a maximum length of 4 cm.