Cichlidae

Arroyo cichlid

Theraps irregularis

Fish Reaching Nineteen Centimeters in Central American Waters

• Tropical
• Regional distribution
• Freshwater fish
• Atlantic Ocean
• Central America and the Caribbean
• North America
• Medium
• Tropical fish

Theraps is a genus of cichlid fish that includes only a single species, the Arroya cichlid (Theraps irregularis) from fast-flowing rivers and streams in the Usumacinta and Polochic basins of southern Mexico and Guatemala. It is a medium-sized cichlid, up to 19 cm (7.5 in) in standard length.