To increase your chances of success, transport them in individual bags, and allow plenty of time to adjust. Allow the wood and leaves to stain the water the colour of weak tea, removing old leaves and replacing them every few weeks so they don’t rot and foul the water. As long as you choose compatible fish, they get along well with almost anyone. Increase the number of plants in the tank. Tankmates: Peaceful,… Which is why it’s also called the false Julii cory. Use a good quality sinking pellet or tablet as the staple diet. Use air-powered sponge or box-type filtration as fry won’t be sucked into these and provide some clumps of vegetation such as java moss. They are active shoalers and will stay near conspecifics, making for a lovely sight. You can switch between live and frozen options to provide the best variety in their diet. If you see your corys performing this behavior frequently, consider adding air stones or extra plants to boost your tank’s oxygen levels. A receptive female will allow a male to caress her with his barbels, before the pair take up the classic “t-position”, in which the male grasps the females barbels between his pectoral fin and body. Cory cats enjoy tropical water conditions. With the striking black and white markings on their tails, they enjoy staying out where you can watch their shoaling antics. Corys have a hardy reputation. Corydoras is a genus of freshwater catfish in the family Callichthyidae and subfamily Corydoradinae. For those looking for a rarer member of the cory cat group, you can’t go wrong with Schwartz’s cory. If you spawn the fish in a group situation, you will often see multiple males chasing a female as she goes to deposit an egg, in an effort to be the next chosen to fertilise them.eval(ez_write_tag([[300,250],'seriouslyfish_com-leader-1','ezslot_12',121,'0','0'])); The adults will eat the eggs given the opportunity, so once spawning is complete you have a couple of choices. Make sure your tank’s fully mature before adding them. Otherwise, its silvery body is covered by a dark […] However, they stress easily due to their tiny size, so take extra care. Both sexes share the same vibrant shades throughout all stages of their lives. Females are noticeably rounder and broader-bodied than males, especially when full of eggs. Very peaceful and suitable for many community tanks. Unlike many freshwater fish, hoping to gauge males from females based on color or pattern brightness doesn’t work with corys. They’re often also slightly larger.eval(ez_write_tag([[300,250],'seriouslyfish_com-large-leaderboard-2','ezslot_6',112,'0','0'])); Generally considered one of the easiest Corydoras to spawn and a good choice for the beginner. Aquarium filters which have been highly recommended by customers in your area can be found, To search for high quality aquarium heaters, click. These cats are sensitive to poorly maintained or dirty substrates and can lose their barbels if kept in poor conditions.eval(ez_write_tag([[300,250],'seriouslyfish_com-box-4','ezslot_0',120,'0','0'])); Omnivorous and easy to feed. Aquatic plants are not a feature of this species‘ natural waters. It’s always better to have a higher ratio of males to females when breeding corys and 2 males per female is recommended. (Good thing they’re tiny!). It makes them popular with aquarists of every level. Cory cats can fall ill, and cleaning the tank may not be enough to save them. The genus name is composed of the Greek words cory, meaning helmet and doras, meaning skin (here used incorrectly to denote “armour”). The most popular tetras, including the neon tetra, often frequent the same warm waters as corys. Corydoras spawn during the rainy season. Some great options that sink well include: Corys also love worms of all kinds. Unlike most corys, they hover just above the bottom in their shoals. They make great tank mates for discus fish. Be aware these fish do have a carnivorous side to them and love foods such as Bloodworm and Brine Shrimp. Water should be soft with a slightly acidic to neutral pH (6.5 to 7.0) and maintain a temperature of approximately 75 F (24 C). Alternatively, it also does well in a more standard, preferably well-planted tank. Often you will see fish for sale as Corydoras julii but they are actually Corydoras trilineatus. Symptoms include lethargic behaviors and swimming higher in the tank. At the other end of the spectrum, you won’t find cory cats reaching more than 4 inches (10 cm). Remember to always ask a veterinarian for help regarding all of your pets. Similar to tetras, corys inhabit the softer waters of the Amazon basins. C. trilneatus will thrive in a tank set up to replicate an Amazon biotope. Have you heard the “popping” at the surface of your tank? The eggs hatch in 3-5 days and once the fry have used up their yolk sacs, they’ll accept microworm and brine shrimp nauplii as first foods. You can tell them apart by the horizontal stripes. Named for the dark splotch near their tail, these little cory cats are some of the most difficult to breed. Both systems were implemented by the German aquarium magazine DATZ (Die Aquarien und Terrarienzeitschrift), but have proved to be invaluable tools and are now used widely by aquarists worldwide. The fish is endemic to coastal river systems to the South of the Amazon River estuary in the state of Piauí, Maranhão, Para, and Amapa. Filtering the water through peat is useful, as is the use of RO water. It’s also been suggested that the addition of water from a tank containing spawning or just spawned corys (this can be the same or a different species) may induce spawning behaviour in some of the more “difficult” species. Temperature Range – 22 – 28°C pH Range – 6.0 – 7.0 Special Requirements - The main thing with Corys is to ensure that they do get food. So if you want baby cory cats, you’ll need a separate breeding tank. You may have to hunt for Sterba’s cory a bit, but it actually ranks as one of the most popular species. You don’t want to see the water temperature drop out of the 72 – 78°F (22 – 26 ° C) range. So, if you bought as fish as julii, it's almost certainly C. trilineatus from the upper Amazon. Common Names : Leopard Catfish, Three Line Corydoras, Three Stripe Corydoras. julii: named in honour of a person whose identity remains a mystery. Corydoras feed by searching through sand with their barbels, and sand is necessary for the long-term health of Corys. This occurs at the same time of year as the UK winter, so if summer breeding attempts are failing, it may be worth waiting until winter before trying again. Cory cats LOVE plants. For every additional cory you add beyond that, add 3 extra gallons (7.5 l). People often hear a “popping” sound when their corys swim to the surface and then dart back to the substrate. Cut back on the numbers of fish in your aquarium. Corydoras is a genus of freshwater catfish, the name being derived from the Greek words, “Kory”, meaning helmet and “doras”, meaning skin. Both also have a dark patch on the dorsal fin. If the fish decide to spawn, they will usually lay their eggs on the tank glass, often in an area where water flow is quite high. Three-lined Cory (Corydoras trilineatus), Everything You Need To Know About Betta Splendens, Freshwater Bottom Feeders: How to Properly Keep Them in your Aquarium, Caring For The Electric Blue Hap Cichlid (Sciaenochromis Fryeri). At times I have had them breeding, at others there has been a slow decline in numbers for no obvious reason. The short-nosed three-banded catfish has three noticeable longitudinal stripes along the body: silver – black – silver. As soon as you see the eggs, scoot the adults to their side of the partition to prevent cannibalization. You’ll increase your chances if you place a breeding pair in a tank of their own, though. The three stripe corydoras (Corydoras trilineatus), leopard catfish, false julii corydoras, or three line catfish is a tropical freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae. pH Level – 6.0 – 8.0. In addition to their stripes, you can tell the two species apart by their head spots, which connect back to those distinguishing stripes. In nature most species occur in large schools and as such do best when kept in a group in captivity. Partially embed them in the sand, and your cory cats should stay safe. This is a very simple system of numbering and is similar to the L number scheme used to identify undescribed Loricariids. Unfortunately this behaviour often means that they’re purchased and sold as scavengers that will “clean the bottom” of your community tank. Scientific Name : Corydoras trilineatus. Unlike the nocturnal plecostomus, corys are diurnal and scavenge for food during daylight hours. Always use sinking varieties to ensure your corys receive the right amount of food.eval(ez_write_tag([[336,280],'seriouslyfish_com-leader-2','ezslot_13',122,'0','0'])); All corys are facultative air breathers, meaning they have the ability to breathe atmospheric air to a certain extent if necessary. He then releases some sperm and it’s thought that this passes through the mouth and gills of the female, being directed towards her pelvic fins. Overall, corydoras rank as one of the hardiest freshwater fish on the market. The problem comes with getting the eggs to survive to hatching. Water Hardness Level –… These corys are extremely sensitive to nitrites and nitrates, even more so than other corys. The best choices include: Due to their tiny size, you should avoid pairing corydoras with any fish large enough to swallow them. They have the ability to tilt their eyes which looks like blinking. A temperature in the mid-seventies is good with a p.H around about the neutral (7) mark. Aquarists love corydoras as they make perfect community tank additions. Set up the breeding tank (18″ x 12″ x 12″ or similar is a good size), with either a bare bottom, sand or fine gravel substrate. Size: 6 cm Biotope: Along banks of slow-moving rivers with soft bottom material. eval(ez_write_tag([[300,250],'seriouslyfish_com-large-mobile-banner-2','ezslot_11',113,'0','0'])); For most hobbyists identification isn’t so much of an issue, and it must be said that C. trilineatus ranks among the very best choices for the newcomer to catfish; being peaceful, hardy and attractive. Corydoras frequent slow-moving waters in South America, everywhere between the Atlantic Ocean and the Andes. 7. However, if you slip on your water changes, you’ll start seeing problems. I have seen and even purchased these fish under various labels – Trilineatus, Julii, False-Julii, Leopard, False Leopard… Not a good state of affairs for beginners as the Julii in particular has different needs and does better in a more ‘hot water’ aquarium where as Trilineatus will do well at 22-24c which is slightly below the average 24c community setup. Filtration should be gentle to avoid drawing small fry into the filter; a sponge filter is an ideal choice. This would be very simple to arrange. You want to aim for 0 ppm as much as possible. Corydoras Trilineatus is one of the easier species to keep in a fish tank. Condition the … Unlike some catfish, corys enjoy a healthy social life. With an adult length of just 1 inch (2.5 cm), you can manage an entire shoal in the smallest tank. In a busy community environment, feed some sinking micro-pellets to make sure the Corys get some. Corydoras naturally dart to the surface to gulp oxygen. In the wild, they enjoy a pH of 7.0 – 7.8. Corydoras breed in home aquariums with little trouble. A temperature of around 75°F and a pH of 6.5 should be fine. Add nitrate/nitrite absorbers to your water. Social behavior: A peaceful, undemanding fish, ideal for community tanks and beginning aquariasts. Flagtail corys aren’t as shy as some of the other cory cats. Filtration is important but should be gentle enough to not suck small fry into the filter. Corydoras julii habitat is in North-East Brazil. in Catfish,Egg-layers,Fishes,General. Water should be soft, with a slightly acidic to neutral pH (6.5 to 7.0), and at a temperature of approximately 75 degrees F (24 degrees C). Julii’s feature spots along their sides – dots that DON’T connect into stripes. The fry survive on their yolk sac and then turn free-swimming. Size – 55 mm. Quite a widespread species. They’re simple to breed, so most aquarists acquire them from captive-breeding instead of the Mato Grasso region of Brazil. Although they’ll consume bite-sized items such as eggs or fry, aggression towards other species is virtually unheard of. Aquarists often mistake Julii corys for three-lined corys. Feed a diet of frozen or live food such as bloodworm, whiteworm (sparingly because of the fat content) grindleworm, daphnia and a good quality flake or tablet food. There are currently over 180 described species of Corydoras (commonly shortened to “cory”), making it one of the most speciose of all South American fish genera. Supplement this with live and frozen foods such as Daphnia, Artemia, bloodworm and similar. This fish is prevalent in the community aquarium because of their looks and personalities. The new container should contain the same water as the spawning tank and be similarly well-oxygenated. It usually has a yellow or … Care Level : Easy. A minimum of two corys works best, but if you can manage six, that’s the ideal number. Husbandry Information; Feeding: Sinking pellets and frozen bloodworm are ideal although all prepared foods that reach the bottom are accepted. When stressed, they release the toxin throughout the water. There are also loads of undescribed species, many of which have been assigned a “C number” for identification purposes. The shoaling members rarely drift more than an inch (2.5 cm) from each other, even when taking a break during their resting hours. While they’ll certainly polish off any uneaten morsels that reach the substrate, they won’t keep the substrate “clean” as such. Livable Temperature – 69.8 – 75.2°F. As a matter of fact, it’s you and the other fish that could face problems if you’re not careful! How old is your oldest cory? It’s likely that this can be attributed to hormones released by the spawning fish acting as a chemical trigger. That assumes you keep them under the best conditions, though, and that they survive transport from the pet store or breeder. Origin / Habitat : South America: Central Amazon River basin They prefer clear waters with plenty of plants for hiding places. Threestripe AKA False Juli's Cory Catfish (Corydoras trilineatus), Tank-Bred! There are very similar aquarium care requirements between the two species. Agassizi Cory (Corydoras agassizii) With a silver body and a black pattern, this is a fish that stands … They’re on the narrow side, too – about the width of a dime or nickel. Just make sure you don’t add any fish large enough to swallow them! Their range of colors and patterns, combined with a sweet temper, makes them the perfect addition to a community tank. 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. 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