The Harlequin Rasbora has a slender and elongated body, with distinctive coloration. They have a silver or golden base with black spots and stripes throughout their body. In males, these markings tend to be more intense and pronounced. They have transparent fins and a forked tail fin.
The Harlequin Rasbora, scientifically known as Rasbora heteromorpha, is a species of freshwater fish native to Southeast Asia. They are peaceful and schooling fish that typically live in groups in community aquariums. They are known for their striking appearance and active and energetic behavior.
Sexual dimorphism in Trigonostigma heteromorpha is minimal and difficult to distinguish. Both males and females have a similar appearance outside of the breeding season. During breeding, females may show a more rounded belly.
Breeding Harlequin Rasboras in captivity can be challenging. They are egg scatterers that require proper water conditions and stimuli to induce breeding. During courtship, males display more intense colors and perform courtship movements to attract females. The eggs are deposited on plants or other substrates and are either cared for by the parents or removed to prevent consumption by other fish.
Trigonostigma heteromorpha, commonly known as the harlequin rasbora, requires a well-planted aquarium with open swimming areas. It prefers slightly acidic to neutral water and a warm temperature. Aquarium décor should include soft plants and hiding spots. Maintaining water quality is crucial and providing a balanced diet.
They are omnivorous fish and accept a variety of foods in their diet. They feed on small aquatic invertebrates, larvae, crustaceans, and plant matter. They can also consume commercial foods in the form of pellets or flakes. It is recommended to provide them with a balanced diet that includes live or frozen foods to promote their health and vitality.
Caring for Trigonostigma heteromorpha can be moderately challenging. They are peaceful and active fish that adapt well to a variety of water conditions. However, they are sensitive to poor water quality and require regular water changes. They are omnivores and accept a variety of foods, but prefer live and frozen foods.
In case you need more help, or if you want to know into any topic related to the Trigonostigma Heteromorpha (Harlequin Rasbora) and even any other species you can use the forums to ask what you need.
To do an analysis more detailed about coexistence and behavior of Trigonostigma Heteromorpha (Harlequin Rasbora) use the Aquarium simulation tool, if you do this you can test different ways to combine the Harlequin Rasbora with other fishes giving the dimensions and space on you aquarium, on this way you can known the optimal configuration for keep the fishes that you want.
You can also find out the 111 species compatible with the Trigonostigma Heteromorpha (Harlequin Rasbora) can live together.
Note: The parameters of the water such as PH and temperature are also used to calculate the compatibility of the species.
Compatible without any restriction
Recomendable tener al menos 10 ejemplares de esta especie.
They can coexist if they are the same size or very similar sizes, it does not work in all cases, there may be exceptions.
Compatible in some cases, it depends on the nature and personality of the fish.
They can coexist while they are similar in size or the size difference is not very abysmal, since as the fish grows it increases the chances of eating its partner that did not grow much.
They can live together but you have to be careful since it is likely that the fastest fish will take all the food and leave nothing for their partners who are slow swimmers, so you have to make sure that everyone can eat.
They can coexist together if the aquarium they share is large and spacious enough for both species to feel good, as some fish may attack others to feel that they have little space and try to eliminate the competition.