Rasbora heteromorpha (Rasbora Arlequin)

Trapu body, quite high. Short side line. Brownish pink body color with silver reflections. Triangular black spot on the sides to the posterior part of the body. Outdoor rays of the caudal fin impregnated with red.

The Rasbora Heteromorpha, also known as Rasbora Harlequin, is a fish from the Cyprinidae family from Southeast Asia. It is characterized by its small size, generally not exceeding 3.5 cm in length, and by its bright colors, with a dark green back and a bright red strip along each side. The pectoral and pelvic fins are also red, while the caudal fins are white.

The Rasbora Heteromorpha is a gregarious fish which is generally found in groups of several individuals in the calm and shallow waters of the rivers, lakes and ponds of its natural distribution area. It feeds mainly on small crustaceans, insects and algae, although it can also eat with aquatic plants and molluscs.

In captivity, the heteromorpha rasbora is considered an an aquarium fish that is easy to maintain, although it needs sufficient space to swim and well oxygenated water. It is also important to provide it with a balanced diet and regularly change water from the aquarium to avoid any risk of illness.

The Rasbora Heteromorpha is a fish that mates easily in captivity and can produce many generations of small if it is well maintained. The eggs are laid on the leaves of the aquatic plants, and the fry generally hatch after a few days. Young individuals are very similar to adults, but generally have duller colors until they reach adulthood.

In summary, the Rasbora Heteromorpha is an attractive and easy to maintain fish, which can be an excellent choice for beginners or experienced aquariophiles. Its colorful beauty and gregarious behavior make it an interesting add to any community aquarium.

The male is more slender. In the female the anterior edge of the black spot is straight while in the male it is slightly rounded at the bottom and a little stretched forward.

You need a 10 -liter tank with warmer water than usual (28 °). The female puts behind a large sheet and the male begins to turn around her. Then the female brings her eggs out and the male fertilizes them immediately. But as soon as they see the eggs, they eat them.