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. Read on for more on this excellent addition to your community tank. The juveniles are fed with cyclops nauplii, infusorians. This shape starts near the dorsal fin and tapers to a point near the caudal fin (tail). For the fish to feel comfortable in a tank, choose the tank volume considering that 1 fish requires 5 liters (1,32 gal). The fish was first brought to Europe from Singapore in 1907. Rocks and gravel collected by a river close to a volcanic area. Some people choose to filter the water over peat to replicate acidic conditions found in the wild. His favorite aquariums are biotopes (Amazon River),  with Echinodorus and Angelfish. The harlequin’s body and sharply forked tail fins have a red tint. Lifespan is about 3-4 years. The following tank mates are suitable for Harlequin Rasboras: Tiger Barbs;; Neon Tetra;; Guppies;; Discus Fish;; Tetra Fish;; Molly Fish; Loaches;; Rainbow Fish; But it is not advised to settle them with cichlids or goldfish or Angelfish since these species will perceive it exclusively as food.. As an Amazon Associate we earn from qualifying purchases. As for the tank aeration, it’s not necessary since there are a lot of live plants in it. The harlequin can live in a wide range of temperatures, anywhere from 73 to 82°F (23 – 28°C). [if you answer with idk or something that isn't an answer to the question you can expect a flag] 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. Photo by Morgan Lundh. It can be fed with all types of live and dry feed. 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. 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. Remember to always ask a veterinarian for help regarding all of your pets. 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. Besides, the beauty of the harlequin rasbora … Mature harlequin rasboras can range between 1.75 and two inches (4.4 to 5 cm) in size. In the wild, they eat insect larvae, plant detritus, and other small fish eggs. ... Harlequin Rasbora. From dozens of eggs only several juveniles can be obtained. Dette er en flott fisk for en mindre størrelse samfunnstank, og det er i fred med de fleste. Rasboras are excellent community tank mates. He’s been fond of aquarium husbandry since his early childhood. 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. As for their black triangular spot on the body sides, the male have more sharpened mark; this mark on the female body is rounded. Most rasbora species kept by aquarists are egg scatterers that distribute their eggs among plants and provide no parental care. They can be timid and should not be mixed with nippy tankmates. In an aquarium setting, the harlequin rasbora is an amazingly hardy fish. 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. Any smaller, and they will not have the ability to exhibit shoaling behavior, which can lead to added stress for your fish. As mentioned before, it can tolerate a wide range of temperatures and variations in water chemistry. Its easy-going disposition ensures it will get along with other species. Change 10–20 percent of the water weekly and change 25 percent once a month. Your tank setup should contain areas of thicker, live aquatic plants, such as Cryptocoryne or Aponegeton. In fact, a betta’s aggression and belligerent behavior can be triggered by the sight of a brightly colored, flashy interloper in his tank. In addition, they will not nip at or prey on other species in your tank. You can see difference between female and male since the female has more rounded abdomen. In an aquarium, they will accept flake or frozen commercial foods. She will lay anywhere from six to twelve eggs as time, while the male fertilizes them. Remove any leftover food to prevent excess decay in the tank and keep it clean. Protein Skimmer: Ultimate Buying Guide plus 11 Reviews. They are an extremely peaceful and hardy species of fish and are an excellent choice for most community aquariums. For example: cardinal tetra, neon tetra, black neon tetra, dwarf gourami, opaline gourami, betta. Use a dark substrate (either gravel or sand) and keep the tank lighting low. Led light and it's case made by me. You will want to spend a little on live plants for your aquarium to give your fish shelter and a more natural feel to their environment. Clown Rasbora. 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). What are your favorite live plants to add to your aquarium? It is an omnivore, and is not difficult to please in terms of food. These plants exist in the rasbora’s natural habitat, and both prefer subdued lighting, as does the rasbora. Therefore, you can pick just about any kind of fish you’d like as a tank mate for these gorgeous fish. 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. Cryptocoryne or Java fern fixed on the tank bottom with some glass stick may be used as spawning substrate. Minimum Tank Size: 10 gallons; 4. In addition, they tend to show off brighter colors and more exciting behaviors when in larger groups. Betta fish come in many forms and color morphs, and your betta should be the star of the show in your tank. 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. Rasboras Breeding Level – Difficult. So, don’t overcrowd their tank. As a rule, after some time the rivals agree to a draw or the weakest one cedes and abandons the “field”. Most species of rasbora only grow to a couple of inches in length and given adequate care can live for up to ten years. Harlequin rasbora appearance. Harlequin rasboras are peaceful fish and will stay out of everyone else’s way. Rasboras are excellent community tank mates. Prepare a separate tank with the water temperature at the higher range of tolerance (82.4°F or 28°C). Plan to feed your fish twice a day and only provide them as much as they can finish in a few minutes. Other rasboras spawn and scatter their eggs. Below in this article you’ll find out how to keep it, care about it and about breeding. A peaceful and mild fish by nature, the harlequin rasbora is an excellent addition to a community tank. As with many other species, the harlequin can develop common tank diseases of ich, fin rot, and dropsy symptoms. trending. A larger group size of eight to ten is a better choice to allow more natural shoaling behaviors. Some good tank mates may include tetras, mollies, other rasboras, cherry barbs, corydoras catfish. Consider pairing the following fish species with your harlequin rasboras: Harlequin rasboras are omnivores and are not typically picky eaters. Harlequin Rasbora Habitat and Care . Such fights are bloodless, although sometimes the fish make rather sudden moves, still it doesn’t come to any injuries. Det er en mindre fisk, så hold den med […] This means you’re free to pick other similar fish to keep as tank mates. 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. Harlequins are colorful and come in black and red hues. 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. The content of this website is not meant to be a substitute for professional medical advice. 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. ... Their size also make them good tank mates because they won’t take up much space giving both species more than enough room to swim around freely. You should avoid most species that are larger than double the harlequin’s size as they will probably view them as a snack. If that is not your goal, then the harlequin may be the fish for your tank. Harlequin Rasbora and Betta: Calm Tank Community Leave a Comment / Tank Mates / By Alison Page Many people think that male bettas are so aggressive that they must live a solitary life. To mimic the fish’s natural habitat of slow-moving waters, your filter should provide a mild current with sufficient filtration and water turnover to keep the aquarium clean. Juveniles are lighter in color and darken as they mature. Once beneath the plant, the female will turn over and rub her belly on the underside of a leaf. Although rasboras are native to these water systems, due to amazing adapting capabilities, they thrive in any freshwater tank. Harlequin rasboras prefer slow-moving, highly vegetated, peaty waterways in the wild. To know the differences between the Hets and the Espei just look at the color markings. Their habitat includes live and leafy plants, floating plant matter, and slow-moving, darker waters. 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. Although popular, harlequins are difficult to breed. Keep the water soft and acidic, with a hardness of 4 dGH and a pH of 6.4. Juveniles are timid and they prefer to stay in the shadow of the tank plants. These fish match harlequin outfits with their coloring! Harlequin Rasbora Tank Mates. They are peaceful by nature and can be kept with almost any other fish that is not too large or very predatory. 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. As long as you keep the tank clean, the water parameters are less critical. Harlequin Rasboras are extremely attractive fish with silver and orange bodies and a signature black portion near the tail. As for the tank length-width-height – these are not important parameters for the … Though the fish prefers soft and acidic water, its popularity allowed it adapt to different tank water parameters. 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. Harlequin rasboras aren’t easy to bother, and, in turn, they tend to stay out of everybody else’s way, too. 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. They tolerate a wide range of conditions, are peaceful community fish, and eat various foods. The soft, acidic water and low lighting of blackwater aquariums are perfect for harlequin rasboras. 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. It’s recommended to keep harlequin rasbora in planted tanks with plants belonging mainly to South Asia region. 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. This hearty breed of fish can live in a well-kept aquarium for five to eight years. A Silent & Reliable Canister Filter: Which Brand to Trust? Sponge Filters: When Should You Prefer Them? At this point, begin feeding the fry very small-sized foods. Cover most of the surface with floating plants so that the aquarium is quite dim. They are highly desirable additions to freshwater community aquariums as a group of Harlequin's have beautiful coloration and markings with a very docile disposition that makes them perfect tank mates for other small or medium sized community species. 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. 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 Tank Mates. 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 male is more graceful and brighter colored. The female deposits sticky eggs on the underside of leaves while the male fertilizes them. Basically, they are opportunistic and will eat anything that comes their way. Trigonostigma heteromorpha) is a small, peaceful and good-looking tank fish. The harlequin is a shoaling fish. 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! Harlequins can be a challenge for the new keeper to breed successfully. Also, include plenty of live plants, rocks, and driftwood. «Brown» or/and Cryptocoryne Usteriana, in the middle distance/in the centre there may be Cryptocoryne lutea. When harlequin rasbora breeding they become rather demanding as for their pair selection and the surrounding environment. 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. Keeping a lone individual harlequin in a community tank will not serve any purpose. Eventually, anywhere from 80 to as many at 300 eggs will be laid. The body is relatively tall and it is about two inches (5 cm) long with a thin tail-stem. After another 12 to 24 hours, the fry are free-swimming. 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. The species also tolerates a wide range of water chemistry conditions. Several kinds of simple cryptocryne will do quite well. When the breeding is complete, take the adults out of the aquarium. Basically, as long as you keep the aquarium clean and your fish eat well, they should thrive. The eggs then float up and stick to the underside of the leaf. So it might be a good idea to practice with other rasboras first. The most distinguishing feature of the harlequin is the triangular patch on the hind side of the body. With an average cost between two to six dollars per fish, it is not a huge investment. Preparation for breeding harlequin pair spawning under broad leaved plant. In six to nine months, the young rasboras are mature and can be introduced into the community tank. En stor skole gjør et akvarium levende og levende med bevegelse. The fry achieves adult coloration in eight to ten weeks. You can keep the pH in a range from 6.0 to 7.8 and the water hardness anywhere from zero to 12 dGH or less. Keep the water temperature at 82.4°F (28°C) during this time. 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. The live plants will give areas for your fish to shelter. However, through the years he’s had experience of keeping almost all types of freshwater fish and shrimps. 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. Since the fish is rather peaceful, you can keep it with any fish as long it’s not large and not a predator. The waterlogged soils of these forests inhibit the complete decay of leaf litter and result in the formation of peat, which leaches humi… About 1.5 days after the spawning the larvae appear, which become juveniles in 5 days. The only challenge in keeping a harlequin may be the specific conditions required to breed them. Harlequins are one of … In captivity, start with a dark, sandy or gravely substrate and add some leafy detritus. But they do not just have great looks. For more information, please check our, Using Indian Almond Leaves in Your Aquarium, Lemon Tetras: an Aquarium Staple and Delight, Getting Systematic – The 10 Best Genera of Beginner Aquarium Plants. At that not only the male can do this, the female ones also can but more seldom. 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. The only time that a narrow range of water conditions comes in to play is when breeding. 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. Differing from other rasboras, the harlequin is an egg layer. Sergey is a founder and author of Meethepet.com. For the fish to feel comfortable in a tank, choose the tank volume considering that 1 fish requires 5 liters (1,32 gal). 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 a shoaling fish, it adds interest and movement to the tank’s middle and upper levels. The harlequin rasbora is a native of Malaysia, Singapore, Sumatra, and southern Thailand. However, you can avoid many of these problems with proper maintenance of the tank and a healthy, varied diet for your fish. That's my 35 littres fishtank with 1 betta fish and 3 harlequin rasbora. The fry are only three to four millimeters long and remain attached to the leaf at first. The opportunistic adult fish may eat the small, translucent fry once they hatch, typically within 18 to 24 hours. 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. These fish have a black patch that stretches from their caudal to dorsal fins. Fishtankadvisor.com does not intend to provide any kind of veterinary suggestion. As they prefer to swim in groups, you will want to plan on purchasing a group of at least four to six. 1,2,3, go! To further direct her to a suitable location, the male may nudge her sides or rub her back with his belly. 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. 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. Establish both planted areas and open areas for swimming between the plants. So, is a school of Harlequin rasboras likely to upset your betta buddy? When considering breeding your rasbora, you will need to include more live foods into their diet. Knowing the different behavior, tank requirements and diets of multiple fish is a … As with most fish, they thrive on a diet with some variety, including live foods, such as Daphnia, mosquito larvae, and brine shrimp. If you want to learn about Harlequin rasbora Origin, check out this research paper. Tank has been cycled for about a month. Then, condition the breeding group with a diet containing increased amounts of live foods, such as Daphnia or mosquito larvae. Use the rule of thumb of two rasboras per gallon of water in the tank. It is very easy to take care of Harlequin Rasbora because it is not a picky eater and it is a hardy species. Harlequin rasboras are a striking reddish/orange and silver color, with the males being more vividly colored and the females more subdued. However, choosing appropriate tank mates can be … While spawning the female fish usually plays an active part. Fiskehobbyister elsker harlequin rasbora-den har en vakker metallisk farge og det er lett å ta vare på. The harlequin rasbora is an excellent choice of fish for someone new to keeping an aquarium. White cloud mountain minnow (Tanichthys albonubes), Harlequin rasbora, harlequin fish, rasbora fish, harlequin tetra, purple rasbora. Add live plants, such as Cryptocoryne or Aponogeton. And harlequin rasboras are deemed as perfect candidates to be tank mates with the neon tetras. The Harlequin Rasbora is one of the more popular species of Rasbora found within the aquarium hobby. 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. Harlequin Rasboras. In the wild, the harlequin rasbora lives in freshwater streams of Malaysia, Singapore, Sumatra, and the southern portion of Thailand. When growing old they start showing more interesting behavior. But remember, it is an active swimmer, so sometimes too many Rasboras in a Betta tank can lead fighting because both Rasbora and Betta are active swimmers, and fight can be the reason of less space. On the males, the patch is larger and slightly rounded at the bottom edge, whereas the female’s wedge tends to be straight. For breeding purposes, the temperature needs to be warmer, at about 82.4°F (28°C). Infusoria or commercial fry food are good choices. Filtration in tank is a must; the fish likes the presence of light flow there. Small amount of fluctuant in the tank is a plus, for example, water lettuce; the fish feels more comfortable in its presence. Clown Rasboras are another peaceful fish that can do well in a community setting. In addition, they will not nip at or prey on other species in your tank. Feeding is quite simple since the fish isn’t a demanding one. The list below contains a short overview of the 20 best platy fish tank mates. Check to see if your breed of rasbora has light sensitive eggs. Rasboras are a family of minnow-type freshwater fish characterized by their small bodies and vibrant colorations. To find out who is the best males get frozen side by side at a distance of about 2 cm from each other and then start to go in circles spreading their fins wide and trembling a little at the same time. harlequin rasbora tank mates harlequin rasborra tank mates harlequin respora tank mates kerlaquin tankmates showpiece fish for 26 gal rasbora and tetra tank tankmate for honey gourami and harlequin rasbora tankmates for rasboras click to view entries! After that the male and female are taken away from the tank. That said, you will want to purchase the harlequin rasbora in groups of a minimum of four to six. Appearance. The female is slightly larger and more rounded than the male, especially when they are ready to breed. 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. The Rasbora Hets also known as the Harlequin Rasboras, originate from Southern Thailand, Malaysia, Singapore, and Sumatra. The female does this until she lays all the eggs. The waters of these streams have low mineral content and high levels of humic acids due to flowing through peat swamps. 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. When it comes time to breed your harlequin, however, water chemistry will come into play more. Keep them with other peaceful fish of similar size. 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 (lat. Harlequin Rasbora Tank Mates. It will not typically bother other species, although its coloration may attract more predatory fish. So they really stick out in the water. They are peaceful by nature and can be kept with almost any other fish that is not too large or very predatory. 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. Huge investment you keep the water hardness anywhere from six to twelve eggs as time, the... Twelve eggs as time, while the male and female are taken away from tank. Leafy plants, such as Cryptocoryne or Java fern fixed on the hind side of surface! They mature species also tolerates a wide range of water chemistry will come into play more » Cryptocoryne... 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