Tank Conditions: 72°F to 78°F, ph 5.8 to 7.2 Bronze Corydoras (Corydoras aeneus) The bronze cory catfish (green corydoras, bronze catfish, light spot corydoras or wavy catfish) is a tropical freshwater fish of the armored catfish family. As an Amazon Associate we earn from qualifying purchases. For more information, please check our, 8. Corydoras is a genus of freshwater catfish in the family Callichthyidae and subfamily Corydoradinae. Corys are part of the “armoured” catfish group, and instead of scales possess two rows of bony plates running along the flanks. Common Names : Leopard Catfish, Three Line Corydoras, Three Stripe Corydoras. 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. Ranging in price from $3-$30, even for the rarest species, they’re also not terrible in cost. 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. (Good thing they’re tiny!). Always try to maintain Corydoras in groups as they’re far more confident and active in the presence of conspecifics. In the wild, the spot helps the members of the school stick together in murky waters. Even in a school, it’s possible to lose a cory cat to a tank mate. PH: 6.5-7.5 GH: 4-20 ... robineae، فريق Corydoras rabauti، فريق Corydoras Atropersonatus، فريق Corydoras sterbai وفريق Corydoras trilineatus يكون هذا السم ولكن يستحسن أيضا الأنواع الأخرى مشاهدة. However, if you slip on your water changes, you’ll start seeing problems. As such, try to keep your tank’s water hardness around 3-10 dH. Just make sure you don’t add any fish large enough to swallow them! This evolution keeps them healthy in low-oxygen conditions. Three Line Corydoras – Corydoras trilineatus. Without treatment, they’ll stop eating and eventually starve to death. So long as you’re on top of your water quality, your corys will handle most situations without a problem. The best choices include: Due to their tiny size, you should avoid pairing corydoras with any fish large enough to swallow them. No two pepper corys have the same pattern of splotches, making for a unique tank look. Partially embed them in the sand, and your cory cats should stay safe. Cut back on the numbers of fish in your aquarium. Just set up a partition so you can keep the parents away from the eggs. This adaptation allows them to survive if their habitat becomes oxygen-deprived for any reason. Flagtail corys aren’t as shy as some of the other cory cats. 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. A temperature of around 75°F and a pH of 6.5 should be fine. Males tend toward the smaller size, though. Corydoras breed in home aquariums with little trouble. Otherwise, its silvery body is covered by a dark […] pH range: 5.5 – 7.5. Condition the group on a varied diet of live, frozen and dried foods. You don’t want to stir up too much of the waste and bacteria that might have collected. It’s likely that this can be attributed to hormones released by the spawning fish acting as a chemical trigger. The most popular tetras, including the neon tetra, often frequent the same warm waters as corys. Many corys have black and silver patterns, but not quite as stunning as that seen on the Agassizi cory. In the wild, they enjoy a pH of 7.0 – 7.8. The following fish make TERRIBLE tank mates for cory cats: Corydoras are scavenging omnivores. That means you’ll need to provide a once-a-day feeding to make up the difference, so your adorable little cory cats don’t starve. Corys have a hardy reputation. They nibble the leaves and use the cover to hide in. Ask your questions and share your stories here! Salt and pepper Cory (Corydoras habrosus), 12. Females clear a spot in the sand for their nest. The eggs hatch within six days. Vegetable-based foods offer little nutrition to them. Also hatchet fish are a great combination. You don’t want to see the water temperature drop out of the 72 – 78°F (22 – 26°C) range. You may have to hunt for Sterba’s cory a bit, but it actually ranks as one of the most popular species. If you start to get above 20 ppm, you’ll see white patches developing around your corys’ barbels and mouths. in Catfish,Egg-layers,Fishes,General. Unlike the nocturnal plecostomus, corys are diurnal and scavenge for food during daylight hours. Very peaceful and suitable for many community tanks. Most corys are primarily benthic (bottom dwelling), although a handful of exceptions do spend the majority of their time in open water. Their range of colors and patterns, combined with a sweet temper, makes them the perfect addition to a community tank. Some times all that is required is a change of water of the same temperature to set them of (Corydoras pygmaeus). A group of at least six is best. Don’t keep it with anything very large or aggressive. Year Discovered – 1972. At times I have had them breeding, at others there has been a slow decline in numbers for no obvious reason. Finally, different tactics may sometimes be required, such as timing of water changes, oxygenation levels etc. Cory fish is encountered in small rivers, tributaries, and other water basins in a rainforest. Corydoras julii and Corydoras trilineatus are very similar and frequently confused by both hobbyists and retailers. For fans of nano aquariums, the pygmy cory fits the bill. Make a 50% water You might also see this species for sale as “leopard” or more commonly “julii” cory. In theory, a 10-gallon (38 l) aquarium works fine for the tiniest cory cats. 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. At the other end of the spectrum, you won’t find cory cats reaching more than 4 inches (10 cm). A minimum of two corys works best, but if you can manage six, that’s the ideal number. Corydoras feed by searching through sand with their barbels, and sand is necessary for the long-term health of Corys. I have had a hand full of true C.Julii in the past and in numbers the two species are easy to differentiate. Care Level : Easy. The fish was found in the Guama River (including its tributaries such as The Ararandeua River), Maracanã, Morcego, Parnaiba, Piriá, Kaete, Turiaçu and Mearim River. The shoaling members rarely drift more than an inch (2.5 cm) from each other, even when taking a break during their resting hours. Tailspot Cory (Corydoras caudimaculatus), 13. Written by Mike Wheeler. Size: 6 cm Biotope: Along banks of slow-moving rivers with soft bottom material. The more nano-species rarely grow larger than 1 inch (2.5 cm) as adults. Smooth, rounded rocks make the best options for cory tanks. Social behavior: A peaceful, undemanding fish, ideal for community tanks and beginning aquariasts. And the more you group together, the happier they are. So if you want baby cory cats, you’ll need a separate breeding tank. Check your water values immediately. These are very healthy and active Cory Cats. 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). Freshwater & Brackish Puffers: How to Properly Keep them in Your Tank, Aquarium Driftwood: Best & Safest Types for your Tank, Introduction to Aquarium Fertilization Products, 12 Fantastic Freshwater Shrimp You Wish You Had, A Comprehensive Guide to Finding the Right Chiller for Your Aquarium, Choosing the Perfect Liner for your Pond & Water Garden, LED Aquarium Lighting: 11 Great Fixtures for Freshwater, Planted and Reef Tanks, Protein Skimmer: Ultimate Buying Guide plus 11 Reviews. Use a substrate of river sand and add a few driftwood branches (if you can’t find driftwood of the desired shape, common beech is safe to use if thoroughly dried and stripped of bark) and twisted roots. pH Level – 6.0 – 8.0. The new container should contain the same water as the spawning tank and be similarly well-oxygenated. Aquarists often mistake Julii corys for three-lined corys. Aquarium filters which have been highly recommended by customers in your area can be found, To search for high quality aquarium heaters, click. You can feed them on fry foods at that point. Have you heard the “popping” at the surface of your tank? Either remove the adults and raise the brood in the same tank, or move the eggs and raise the fry elsewhere. As such, they avoid using gravel in their tanks. Be aware these fish do have a carnivorous side to them and love foods such as Bloodworm and Brine Shrimp. Unlike some tetra species, though, you don’t need to worry about adding tannins to the water – they prefer the aquarium water to stay clear. The three stripe Corydoras (Corydoras trilineatus) are very attractive fish growing up to 5.5 cm long. Corys are not averse to regular water change and have a love for fine soil to "sniff". They may travel to the surface for air, but they don’t feed up there. These corys are extremely sensitive to nitrites and nitrates, even more so than other corys. There are very similar aquarium care requirements between the two species. Whether you know them as corydoras, corys, or cory cats, odds are you’ve admired these little catfish in the pet store at some point in your aquarium hunt. Filtration should be gentle to avoid drawing small fry into the filter; a sponge filter is an ideal choice. A bare bottom is also suitable. They spend their waking hours probing the bottom with their barbels for leftover pieces of meals dropped by other fish in the tank. It’s always better to have a higher ratio of males to females when breeding corys and 2 males per female is recommended. Once this is fertilised, she swims away to find a suitable place to deposit the egg, before the cycle is repeated. Overhanging plant cover keeps them safe from the sun and predators. The real C. julii will turn up from time to time as although it originates from the upper Parnaiba system in the lower Amazon drainage, it is found in the Rio Para where commercial fish collectors operate. 7. Use fairly dim lighting. Filtering the water through peat is useful, as is the use of RO water. You can tell them apart by the horizontal stripes. Make sure your tank’s fully mature before adding them. Odds are, your little cory cat will adopt itself into one of the other schools in your community aquarium to boost its morale. Many species are seasonal spawners, breeding during the wet season in their native countries. This species's stripes are thicker. Overall, corydoras rank as one of the hardiest freshwater fish on the market. 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. Corydoras: from the Ancient Greek κόρυς (korus), meaning ‘helmet’, and δορά (dora), meaning ‘skin, hide of an animal’, in allusion to the rows of bony plates on the flanks of genus members. It usually has a yellow or … 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. This often causes these delicate little catfish to die shortly after the introduction to a new community tank. 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). You’ll increase your chances if you place a breeding pair in a tank of their own, though. Many aquarists worry over damaging those delicate catfish barbels. Once the breeding tank is prowled, introduce the breeding fish (1 large female and several male). They also have very sharp pectoral fin spines, which are easily caught in the mesh of aquarium nets and can also produce a painful “sting” if they penetrate the skin. Similar to tetras, corys inhabit the softer waters of the Amazon basins. Julii corydoras (Corydoras trilineatus) Don’t let the common pet store name of this catfish fool you; it’s actually more accurately known as the false julii corydoras, three line cory, or leopard cory. Sometimes more than one male fertilizes a nest, so consider placing two males per female in your breeding tank. They’re also thinner, especially when viewed from above. Conversely because of the frequent mislabeling many people incorrectly believe they are common in shops. Cory cats can fall ill, and cleaning the tank may not be enough to save them. If you have a little more experience under your belt, the tailspot cory makes a challenging addition to a community tank. The true Corydoras julii is a lot rarer in the aquarium hobby, but we still love this beautiful lookalike. Unlike most corys, they hover just above the bottom in their shoals. A temperature in the mid-seventies is good with a p.H around about the neutral (7) mark. You’ll likely end up with a wild-caught import you’ll need to fatten up a bit, as commercial-breeding isn’t quite up on this species just yet. Corydoras have an adaptation to their intestinal lining that allows them to “gulp” oxygen from the surface. You can simulate this weather pattern by decreasing the water temperature by 5 degrees. Both have a pale silvery-white body with a pattern of fine black spots on the flanks including a neat row along the midline of the fish bordered with white and running from behind the gill cover to the base of the tail. You want to aim for 0 ppm as much as possible. The fish got its name from someone whose personality is actually unknown. In addition to their nitrate sensitivity, corys fall victim to nitrite poisoning. These cute little catfish add personality and colorful patterns to any community tank. Cory cats are particularly sensitive to nitrates. Pepper corys share the spotlight with bronze cory cats. This fish is prevalent in the community aquarium because of their looks and personalities. In the wild, they enjoy a pH of 7.0 – 7.8. Make sure the commercial diets you provide reach your corys on the bottom. Individuals of both species however can carry varied markings so small mixed (or suspected mixed) groups are to be avoided – Julii are rarely seen in the UK so getting people to believe I have both seen and kept them is difficult. If you’d prefer to stay on the safe side, sand works fine. 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. 27-mei-2019 - Bekijk het bord 'Corydoras' van Ed Overmars, dat wordt gevolgd door 551 personen op Pinterest. Also called the spotted cory, the splotches of black break up across the body and tail, glowing against their silver scales and near-transparent fins. The Corydoras genus currently counts 170 members, with more surfacing all the time. As long as you choose compatible fish, they get along well with almost anyone. They possess a modified, highly vascularised intestine to aid in the uptake of atmospheric oxygen. It makes them popular with aquarists of every level. You'll see them … Scientific name: Corydoras trilineatus Common name: Leopard catfish, Three line cory Group: Catfishes Habitat: South America; Peru. 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. For every additional cory you add beyond that, add 3 extra gallons (7.5 l). Even then, some eggs will probably fungus, and these should be removed as soon as they’re spotted in order to prevent the fungus spreading. However, they stress easily due to their tiny size, so take extra care. Temperature range: 72 – 80 °F. Repeat this daily until the fish spawn. These will eat diseased eggs, but leave healthy ones unharmed. Spawning behaviour is characterised by an initial increase in activity and excitement, before males begin to actively pursue females. They’re simple to breed, so most aquarists acquire them from captive-breeding instead of the Mato Grasso region of Brazil. Corydoras naturally dart to the surface to gulp oxygen. You’ll also notice the male hovering close by. 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. As with all corys, don’t use undergravel filtration and ensure the substrate is kept scrupulously clean. Corys DO scavenge, but they can’t get everything, and you don’t want to make them sick. See, corys enjoy eating fish eggs – including their own. Often you will see fish for sale as Corydoras julii but they are actually Corydoras trilineatus. It’s known from parts of the Amazon basin in Colombia, Peru and Brazil, as well as various coastal river systems in Suriname. Increase the number of plants in the tank. They’re also very peaceful aquarium residents. If you look at their fins (not the caudal fin), you’ll see they’re a little more pointed than those found on the female. 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. Filtration is important but should be gentle enough to not suck small fry into the filter. It’s always better to have a higher ratio of males to females when breeding corys and 2 males per female is recommended. Although they’ll consume bite-sized items such as eggs or fry, aggression towards other species is virtually unheard of. Called the Trilineatus Cory, this spotted Cory will be a great addition for your clean up crew! Most of the fish sold as C. julii are in fact C. trilineatus. Fishtankadvisor.com does not intend to provide any kind of veterinary suggestion. As a matter of fact, it’s you and the other fish that could face problems if you’re not careful! Suitable tankmates are peaceful Tetras swimming in the middle and top layers of the aquarium. I am now down to a single female who appears healthy but sits alongside the C.Agassizii as opposed to amongst them. Origin / Habitat : South America: Central Amazon River basin Cory cats lay around ten eggs in their nest. Despite their diminutive size, they live for about 5 years. While they’ll certainly polish off any uneaten morsels that reach the substrate, they won’t keep the substrate “clean” as such. In nature most species occur in large schools and as such do best when kept in a group in captivity. Cherry shrimp, Neocardina heteropoda work well. 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. However, C.julii tends to have small spots, while C.trilineatus patterns form black lines like zebra. Temperature: 23-27 degrees. They seem to be less susceptible to disease when kept over a thin layer of sand, rather than in a bare-bottomed setup. Most corys rarely get larger than 2.5 inches (6.4 cm). This makes them easy to tell apart from the three-lined cory, which often gets mislabeled with the Julii name. With the striking black and white markings on their tails, they enjoy staying out where you can watch their shoaling antics. They are active shoalers and will stay near conspecifics, making for a lovely sight. You should also try to keep the water as neutral as possible. It’s partly this tremendous diversity (along with their undeniably cute looks) that puts corys among the most popular fish in the hobby. Introduction The three-banded armored catfish Corydoras trilineatus, which is very popular in the aquarium hobby, comes from fast-flowing rivers on the central reaches of the Amazon in South America. Some of your best options include: Rocks make excellent decorations, but some decorations and rock caves present a unique problem for corys. Cory cats enjoy tropical water conditions. People often confuse the three-lined cory for the Julii cory. Take care during cleaning, though. Orange blotch corys – also known as Burgess’ cory – may not have the most exciting name, but the iconic orange spot on their neck stands out in the right lighting. Tankmates: Peaceful,… So matching them with calm fish that prefer the middle or top of the aquarium works well. Care should therefore be exercised when handling or moving corys for any reason. Intraspecific hostility is similarly unusual, occurring in only a handful of species (mainly being confined to the “long-nosed” varieties). The content of this website is not meant to be a substitute for professional medical advice. C. trilneatus will thrive in a tank set up to replicate an Amazon biotope. Additionally, it can take several years for certain species to become sexually mature, so be patient. According to most sources, C. julii is supposed to have a pattern of fine spotting on the head, this being replaced by a more reticulated pattern in C. trilineatus. Condition the … They prefer clear waters with plenty of plants for hiding places. That armored exterior is no match for a large, aggressive fish. Livable Temperature – 69.8 – 75.2°F. Cory… This species is quite variable in patterning between individuals. Wherever you decide to hatch the eggs, it’s always best to add a few drops of methylene blue to the water to prevent fungussing. The differences aren’t subtle, so sexing corys is easy. They like a temperature between 23 and 26 ° C at a pH of around 7. You’ll get a more dynamic aquarium with higher numbers. The fry survive on their yolk sac and then turn free-swimming. Click on the following links to search for high quality live, frozen and dry food: To find other high quality, highly recommended foods click. They don’t harass freshwater shrimp or snails, pairing nicely in invertebrate tanks. Supplement this with live and frozen foods such as Daphnia, Artemia, bloodworm and similar. However specimens of C. trilineatus exhibiting this spotted pattern have also been recorded, and the overall patterning of both species can be quite variable. Other options include adding an alder cone to the hatching container (these release various beneficial chemicals). As shoaling fish, they have a “fright reflex.” When fleeing, these tiny catfish often get stuck in the rockwork. Other than an occasional jaunt to the surface for a “bite” of air, corys stay on the bottom. People often hear a “popping” sound when their corys swim to the surface and then dart back to the substrate. If you opt for rock décor, choose pieces without holes small enough for your corys to get trapped inside. The Leopard Corydoras is frequently confused with the Corydoras julii. 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. This would be very simple to arrange. Both sexes share the same vibrant shades throughout all stages of their lives. How old is your oldest cory? 2.2″ (5.5cm).eval(ez_write_tag([[580,400],'seriouslyfish_com-medrectangle-4','ezslot_3',111,'0','0'])); A tank measuring 18″ x 12″ x 12″ (45cm x 30cm x 30cm) – 42.5 litres is big enough for a small group of these. Be aware these fish an adorable appearance that endears them to aquarists of every level sinking... 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