What are your favorite live plants to add to your aquarium? Harlequin Rasboras make excellent tank mates for bettas. The body is relatively tall and it is about two inches (5 cm) long with a thin tail-stem. Read on for more on this excellent addition to your community tank. When the breeding is complete, take the adults out of the aquarium. I have a pretty newly cycled tank. They both survive in the same conditions, and their peaceful natures and quick speed make it unlikely any hostility will break out between the two species. Scientific Name: Rasbora heteromorpha Common Name: Harlequin Rasbora Adult Size: 2 inches Life Expectancy: 5-6 years Habitat: Southeast Asia on the Malay Peninsula throughout western Malaysia and southern Thailand as well as Singapore Minimum Tank Size: 10 gallon Ideal Tank Conditions: Temperature Range: 72-77° F pH Range: 6.0 - 6.5 Minimum Tank Size: 10 gallons; 4. Harlequin Rasboras. Though the fish prefers soft and acidic water, its popularity allowed it adapt to different tank water parameters. Harlequins are colorful and come in black and red hues. The live plants will give areas for your fish to shelter. These fish have a black patch that stretches from their caudal to dorsal fins. Infusoria or commercial fry food are good choices. In six to nine months, the young rasboras are mature and can be introduced into the community tank. Lifespan is about 3-4 years. Differing from other rasboras, the harlequin is an egg layer. Fiskehobbyister elsker harlequin rasbora-den har en vakker metallisk farge og det er lett å ta vare på. Juveniles are lighter in color and darken as they mature. ... Harlequin Rasbora. Harlequin rasboras arenât easy to bother, and, in turn, they tend to stay out of everybody elseâs way, too. The list below contains a short overview of the 20 best platy fish tank mates. Sergey is a founder and author of Meethepet.com. I have 8 more inches of tank space and would like another pair or single fish that isn't a gourami or dwarf gourami, loach, or more rasboras. After another 12 to 24 hours, the fry are free-swimming. A larger tank size also allows you to include live plants to give them places to hide and still have enough space for your fish to swim freely. They tolerate a wide range of conditions, are peaceful community fish, and eat various foods. So, is a school of Harlequin rasboras likely to upset your betta buddy? The Harlequin Rasboras could be best friends with the gourami because they not only come from the same countries in South East Asia but can also survive in the same water temperature and conditions. They are peaceful by nature and can be kept with almost any other fish that is not too large or very predatory. When considering breeding your rasbora, you will need to include more live foods into their diet. Also, include plenty of live plants, rocks, and driftwood. Harlequin rasbora (lat. She tries to make the male swim to the water surface, where both fish cuddle together and turn their abdomens up, and the female sticks several eggs on the bottom side of some tank plant leave. His favorite aquariums are biotopes (Amazon River), with Echinodorus and Angelfish. The fish is quite plane and not demanding; therefore it is very spread around the world due to its popularity among aquarists. As with many other species, the harlequin can develop common tank diseases of ich, fin rot, and dropsy symptoms. The soft, acidic water and low lighting of blackwater aquariums are perfect for harlequin rasboras. Harlequin rasbora, also called Red rasbora or simply rasbora, is a small fish in the family Cyprinidae and probably the best-known rasbora among freshwater aquarium fish keepers. Below in this article you’ll find out how to keep it, care about it and about breeding. En stor skole gjør et akvarium levende og levende med bevegelse. When harlequin rasbora breeding they become rather demanding as for their pair selection and the surrounding environment. Rasboras are a family of minnow-type freshwater fish characterized by their small bodies and vibrant colorations. Most rasbora species kept by aquarists are egg scatterers that distribute their eggs among plants and provide no parental care. Use the rule of thumb of two rasboras per gallon of water in the tank. Since we’ve chosen large kinds of Cryptocoryne, then the plants layer near the back tank wall will be about 10 cm thick (4 in) and to create some perspective effect let’s make a small incline to the front tank wall, where the plants layer will be about 2-3 cm (1 in) thick. So it might be a good idea to practice with other rasboras first. Harlequin Rasbora Habitat and Care . On the males, the patch is larger and slightly rounded at the bottom edge, whereas the female’s wedge tends to be straight. In fact, a bettaâs aggression and belligerent behavior can be triggered by the sight of a brightly colored, flashy interloper in his tank. Some good tank mates may include tetras, mollies, other rasboras, cherry barbs, corydoras catfish. Tank has been cycled for about a month. For the fish to feel comfortable in a tank, choose the tank volume considering that 1 fish requires 5 liters (1,32 gal). If you want to create a tank that is sustainable for the long-term, then you want to have species that are similar to each other in it. In captivity, start with a dark, sandy or gravely substrate and add some leafy detritus. Tank Mates. Basically, they are opportunistic and will eat anything that comes their way. Cover most of the surface with floating plants so that the aquarium is quite dim. Due to their adult growth size of up to two inches, about five rasboras can be kept in a ten-gallon tank, which is the minimum tank size you should consider. As for the bottom substrate for tank – it’s desirable to be a dark one, since the fish look better and more natural with such background, and they are less stressed as well. Also known as the red rasbora, the harlequin can survive in a wide range of water conditions, both in temperature and chemistry, making it very forgiving for someone new to keeping fish. Harlequin Rasboras are extremely attractive fish with silver and orange bodies and a signature black portion near the tail. Sponge Filters: When Should You Prefer Them? The male rasbora will show mating behaviors of dancing and shaking to attract the female and encourage her to go beneath a plant to deposit eggs. Such fights are bloodless, although sometimes the fish make rather sudden moves, still it doesn’t come to any injuries. Led light and it's case made by me. Harlequin rasboras are peaceful fish and will stay out of everyone elseâs way. Consider pairing the following fish species with your harlequin rasboras: Other rasboras Harlequin rasbora habitats are rivers and streams of the Malay Archipelago, Thailand and Sumatra. Keep the water soft and acidic, with a hardness of 4 dGH and a pH of 6.4. For example: cardinal tetra, neon tetra, black neon tetra, dwarf gourami, opaline gourami, betta. Harlequin, lambchop and a few other species are known to attach their eggs to the underside of plant leaves. But they do not just have great looks. Water in harlequin rasbora habitat is soft, but considering the fact that the fish has been popular in aquarium husbandry for quite a while, then their tank water chemical composition has no crucial significance. As with most fish, they thrive on a diet with some variety, including live foods, such as Daphnia, mosquito larvae, and brine shrimp. Harlequin Rasbora Tank Mates: Harlequin Rasbora is a shoaling fish, you need to keep them in a group of 8 to 10 at the least. Special attention should be paid to the tank water temperature – it should constantly be about 28 °C (82,4 F), since the eggs are incredibly sensitive to all kinds of water temperature change. Any smaller, and they will not have the ability to exhibit shoaling behavior, which can lead to added stress for your fish. Harlequin rasboras prefer slow-moving, highly vegetated, peaty waterways in the wild. About 1.5 days after the spawning the larvae appear, which become juveniles in 5 days. So, taking into account small number of tank mates, tank bottom substrate and decorations, you can buy 60-80 liters tank (15,85-21,13 gal) for a school of 10-15 fishes. Harlequin Rasbora Tropical Fish Learn all about the Harlequin Rasbora's feeding habits and food types, its behaviour, its origins, its natural habitats, is it male or female, breeding advice and information, suitable tank mates, its sizing and growth range, minimum tank size, water PH and more. Remember to always ask a veterinarian for help regarding all of your pets. In addition, they tend to show off brighter colors and more exciting behaviors when in larger groups. As a rule in the evening we put 2 males and 3-4 females into a spawning tank planted with Cryptocoryne, seedbox or water hawthorn. In addition, they will not nip at or prey on other species in your tank. This hearty breed of fish can live in a well-kept aquarium for five to eight years. So, donât overcrowd their tank. Rippling through the middle of the tank, a curtain of silver and red punctuated with black stands out in beautiful contrast to the surrounding green and blue. Appearance. Mature harlequin rasboras can range between 1.75 and two inches (4.4 to 5 cm) in size. As for the tank aeration, it’s not necessary since there are a lot of live plants in it. Although popular, harlequins are difficult to breed. The female does this until she lays all the eggs. Other rasboras spawn and scatter their eggs. As for their black triangular spot on the body sides, the male have more sharpened mark; this mark on the female body is rounded. As for the tank length-width-height â these are not important parameters for the â¦ 1,2,3, go! It is very easy to take care of Harlequin Rasbora because it is not a picky eater and it is a hardy species. A List of Fifteen Gorgeous Betta Tank Mates Updated on Nov 11, 2020 by Reece Bloomfield Every time a customer walks onto my shop floor there is always one section that captures their attention, and for good reason too, the fish in this section are truly beautiful fish. With a look reminiscent of the classic jokester’s costume, the harlequin rasbora (Trigonostigma heteromorpha) from the Cyprinidae family is a favorite fish in many aquariums, not only for its beauty, but also for its peaceful nature, hardiness, and ease of care. Looking for compatible tank mates for harlequin rasboras other than labyrinth fish, loaches, and slimmer rasboras. Reverse Osmosis Deionization: 5 Top Rated Filtration Units, Freshwater & Brackish Puffers: How to Properly Keep them in Your Tank, Natural pH Control in a Freshwater Aquarium: a Practical Beginners Guide, A Comprehensive Guide to Finding the Right Chiller for Your Aquarium. The fish is a great choice for small-sized community tanks and where a large school will make your fish tank vivid and vibrant with movement. It is an omnivore, and is not difficult to please in terms of food. Det er en mindre fisk, så hold den med [â¦] These water conditions not only impact the likelihood of the fish spawning but can also affect the viability of the eggs. The fry are only three to four millimeters long and remain attached to the leaf at first. If you have chosen harlequin rasbora as a “main” fish in your tank, buy a school of at least 10 species – this way the fish will show its best sides in a tank. Alone they are shy and get stressed. The Harlequin Rasbora is one of the more popular species of Rasbora found within the aquarium hobby. For breeding purposes, the temperature needs to be warmer, at about 82.4°F (28°C). For the fish to feel comfortable in a tank, choose the tank volume considering that 1 fish requires 5 liters (1,32 gal). Moreover, with similar temperaments as Glowlight Tetras, they will be an easy addition to your tank and prove to be great tank mates for your Glowlight Tetras! It can be fed with all types of live and dry feed. At that not only the male can do this, the female ones also can but more seldom. A peaceful and mild fish by nature, the harlequin rasbora is an excellent addition to a community tank. [if you answer with idk or something that isn't an answer to the question you can expect a flag] In an aquarium, they will accept flake or frozen commercial foods. When growing old they start showing more interesting behavior. As for the tank length-width-height – these are not important parameters for the fish, however, taking into account live tank plants which I do recommend to put into tank, than its width and height are better to be equal to 40-45 cm (15,75-17,72 in) and its length depends on the tank capacity you have chosen. He’s been fond of aquarium husbandry since his early childhood. On the background and in the tank corners you can put some large plants like Cryptocoryne Wendtii var. You may add some leaf litter to the top of the tank or a few floating plants to further mimic their natural habitat. The fish breeds in long tanks where the water layer shouldn’t exceed 20 cm (8 in); at dim light and in soft water with the temperature 24-28°C (75,2-82,4 F). That said, you will want to purchase the harlequin rasbora in groups of a minimum of four to six. Besides, the beauty of the harlequin rasbora â¦ It inhabits streams and waters that are characterized principally by low mineral content, high concentrations of dissolved humic acids, which is typical of water found flowing through peat swamp forests. So they really stick out in the water. In the wild, they eat insect larvae, plant detritus, and other small fish eggs. It will not typically bother other species, although its coloration may attract more predatory fish. You can see difference between female and male since the female has more rounded abdomen. Filtration in tank is a must; the fish likes the presence of light flow there. «Brown» or/and Cryptocoryne Usteriana, in the middle distance/in the centre there may be Cryptocoryne lutea. Harlequin rasbora appearance. Knowing the different behavior, tank requirements and diets of multiple fish is a â¦ Photo by Morgan Lundh. Somewhat shy on its own, the fish are quite active in a group, spending most of their time in the middle to upper levels of the tank. She will lay anywhere from six to twelve eggs as time, while the male fertilizes them. These fish match harlequin outfits with their coloring! You should avoid most species that are larger than double the harlequinâs size as they will probably view them as a snack. The harlequin rasbora is a native of Malaysia, Singapore, Sumatra, and southern Thailand. Basically, as long as you keep the aquarium clean and your fish eat well, they should thrive. Harlequins are one of â¦ Some people choose to filter the water over peat to replicate acidic conditions found in the wild. Harlequins can be a challenge for the new keeper to breed successfully. Therefore, you can pick just about any kind of fish youâd like as a tank mate for these gorgeous fish. The only time that a narrow range of water conditions comes in to play is when breeding. Rasboras are excellent community tank mates. trending. Harlequin rasboras are a striking reddish/orange and silver color, with the males being more vividly colored and the females more subdued. Your tank setup should contain areas of thicker, live aquatic plants, such as Cryptocoryne or Aponegeton. Small amount of fluctuant in the tank is a plus, for example, water lettuce; the fish feels more comfortable in its presence. If you have chosen harlequin rasbora as a âmainâ fish in your tank, buy a school of at least 10 species â this way the fish will show its best sides in a tank. Harlequin rasboras are great shoaling fish that will suit the neon tetra-populated tank perfectly for many reasons. Eventually, anywhere from 80 to as many at 300 eggs will be laid. Most species of rasbora only grow to a couple of inches in length and given adequate care can live for up to ten years. Since the fish is rather peaceful, you can keep it with any fish as long it’s not large and not a predator. Consider pairing the following fish species with your harlequin rasboras: Harlequin rasboras are omnivores and are not typically picky eaters. The female is slightly larger and more rounded than the male, especially when they are ready to breed. ... Their size also make them good tank mates because they wonât take up much space giving both species more than enough room to swim around freely. The male is more graceful and brighter colored. Although rasboras are native to these water systems, due to amazing adapting capabilities, they thrive in any freshwater tank. Use a dark substrate (either gravel or sand) and keep the tank lighting low. Clown Rasboras are another peaceful fish that can do well in a community setting. A Silent & Reliable Canister Filter: Which Brand to Trust? Harlequin Rasbora fish profile and care information such as tank size, tank mates, life span, diet, foods, breeding, behavior, tank setup and temperament. Harlequin Rasbora Tank Mates. Keep them with other peaceful fish of similar size. Then, condition the breeding group with a diet containing increased amounts of live foods, such as Daphnia or mosquito larvae. However, through the years he’s had experience of keeping almost all types of freshwater fish and shrimps. However, choosing appropriate tank mates can be â¦ Clown Rasbora. In addition, they will not nip at or prey on other species in your tank. Its easy-going disposition ensures it will get along with other species. Keeping a lone individual harlequin in a community tank will not serve any purpose. The waterlogged soils of these forests inhibit the complete decay of leaf litter and result in the formation of peat, which leaches humiâ¦ Parameters: Ammonia 0 Nitrite 0 Nitrate 5-10 Have filter and heater Temp at 78 degrees 1 pretty mellow bubble stone WC âs 20% twice weekly Condition with Prime I received 2 harlequin Rasbora on Friday to add to my school of 5 Also have 2 Blue Moscow guppy (very peaceful) From dozens of eggs only several juveniles can be obtained. As long as you keep the tank clean, the water parameters are less critical. The waters of these streams have low mineral content and high levels of humic acids due to flowing through peat swamps. The most distinguishing feature of the harlequin is the triangular patch on the hind side of the body. It’s recommended to keep harlequin rasbora in planted tanks with plants belonging mainly to South Asia region. Compatible with many other community fish, the harlequin rasbora is a vibrant and colorful fish that grows to 2 inches and has a lifespan of 5 to 6 years. All you need do is to ensure that they are kept in a clean and safe aquarium by doing a water change as at when due, taking care of water oxygen level, paying attention to ammonia and nitrite concentration, and get rid of excess foods before they decompose. Fishtankadvisor.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Cryptocoryne or Java fern fixed on the tank bottom with some glass stick may be used as spawning substrate. Change 10–20 percent of the water weekly and change 25 percent once a month. If juveniles either swim in a big school, or drift away around the tank to find something to eat; when getting older they try to get more honorable according to the school hierarchy place and attract the attention of the opposite sex species. They can be timid and should not be mixed with nippy tankmates. This is true when we talk about the fish keeping in a tank, but in case of the breeding you’ll have to pay more attention to the tank water composition. Each side of body has a velvet violet triangular-shaped mark on it; it starts from the middle of its body and reaches its fluke. The fish was first brought to Europe from Singapore in 1907. Feeding is quite simple since the fish isn’t a demanding one. Harlequin Rasbora Tank Mates. To know the differences between the Hets and the Espei just look at the color markings. This shape starts near the dorsal fin and tapers to a point near the caudal fin (tail). Several kinds of simple cryptocryne will do quite well. However, you can avoid many of these problems with proper maintenance of the tank and a healthy, varied diet for your fish. As mentioned before, it can tolerate a wide range of temperatures and variations in water chemistry. So, taking into account small number of tank mates, tank bottom substrate and decorations, you can buy 60-80 liters tank (15,85-21,13 gal) for a school of 10-15 fishes. Betta fish come in many forms and color morphs, and your betta should be the star of the show in your tank. Juveniles are timid and they prefer to stay in the shadow of the tank plants. These plants exist in the rasbora’s natural habitat, and both prefer subdued lighting, as does the rasbora. At this point, begin feeding the fry very small-sized foods. The female deposits sticky eggs on the underside of leaves while the male fertilizes them. Plan on two males for each female.Introduce the fish to the tank later in the day as spawning will usually take place in the morning hours. Keep the water temperature at 82.4°F (28°C) during this time. Fishtankadvisor.com does not intend to provide any kind of veterinary suggestion. The harlequin can live in a wide range of temperatures, anywhere from 73 to 82°F (23 – 28°C). The content of this website is not meant to be a substitute for professional medical advice. A larger group size of eight to ten is a better choice to allow more natural shoaling behaviors. Plan to feed your fish twice a day and only provide them as much as they can finish in a few minutes. While spawning the female fish usually plays an active part. In an aquarium setting, the harlequin rasbora is an amazingly hardy fish. As they prefer to swim in groups, you will want to plan on purchasing a group of at least four to six. The juveniles are fed with cyclops nauplii, infusorians. Establish both planted areas and open areas for swimming between the plants. 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