The red skirt fish is not very big. The red skirt fish is native to the Rio de Janeiro region of Brazil. Because the red skirt fish is relatively small, its body length is 3-4 cm, it is a small fish. Red skirt fish is also known as light fish, half-length red fish, and red skirt fish. It has a spindle-shaped body, with a wider front half and a sudden narrowing of the rear half, as if a piece was missing.

The red skirt fish is 3 ~ 4 cm long, with a transparent body and a head The back is dark green, the back of the head is light yellow, the back half of the body is bright red like a red skirt, and all fin rays are also red. There are two black horizontal stripes above the pectoral fins. The front half of the body also turns light red when breeding. The red skirt fish is a small and beautiful tropical fish that people love very much.