© Stacy Malbon
Photo taken at Aqualand in Hopkins, MN.
 
Species/genus:   Rasbora heteromorpha
 
Origin:   Southeast Asia
 
Temp:  72 - 88°F (22 - 31 °C)
 
pH:6.5      dH:   Soft
 
Temperament:  Very Peaceful
 
Adult Size:    1 ½ in   (4 cm)
 
Minimum Tank Size:   5
 
Feeding:   Always hungry, eats all standard Aquarium foods
 
Breeding:   Hard to spawn and not very productive when it does. Spawning requires water with a low pH and very soft with a temperature around 80° F. Only produces about 50 eggs. Hangs it's eggs from plant leaves.
 
Comments:   A very desirable small and undemanding fish. Harlequins are great schoolers, always active and are made to order for a planted tank. Harlequins can live up to 5 years.