They mate regularly, so the hardest part is caring for the fry. This is one of our favorite types without a doubt. These little guys are typically only an inch in length on average. This is partly due to the neat looking green accents that you can see on their sides, and their passive nature. In their native habitat, Cory catfish scavenge the substrate for worms, larvae and small insects. Aside from being harmful to the Cory itself, a stressed catfish can actually release toxins that are harmful to other fish in your tank, potentially even killing them. If the tank is set up well, not only will your fish stay healthy, they will also be much more active and interesting to watch. reply #3. mick. This friendly little Catfish is perfect for a beginner who may find aggressive species a bit daunting. This leaves plenty of aquarium favorites available. Pygmy Cory are very peaceful and won’t start any fights. ‘Cory’ is short for Corydoras, which is their genus. Note: The pH requirement may vary, however, as fish bred in captivity need a level between 7.0 and 7.8, while Corydoras bred in the wild may require a lower pH between 5.5 and 7.0. Your email address will not be published. After a week or two, your females should “show” they’re carrying eggs. They will spruce up the look and feel of your tank with their vibrant colors and get along with the other community fish in your tank. As is common with other species of fish, Cory catfish can become infected with Ich, or white spot disease. Updated August 6, 2019 Author: Mike - FishLore Admin Social Media: The Sterbai Corydoras (Corydoras Sterbai) is also commonly called the Sterbai Cory. Invertebrates are an interesting way to mix in some different behaviors to freshwater tanks. They look like most Corydoras Catfish, apart from their size. Always keep these levels at 0 ppm. In summary, the best possible scenario will still result in your poor fish being under a tremendous amount of stress. Since they are small, they do not live as long as larger aquarium species. Also, make sure the tank water conditions at home are similar to those they’re used to. Significant deviations from this range can result in stress and health issues. This is less efficient so they usually only do it if the water quality is poor. You could use Otocinclus, Kuhli Loaches, or Chinese Algae Eaters as companions for the lower areas. We think you’ll be very happy with them! Is the tank cycled? The Pygmy Cory is mainly found in the Madeira River basin in Brazil, but populations are found across the South American continent. Our aim is to help educate anyone who wants to keep fish. Some common fish to avoid that fall into this category are: One common question that a lot of beginners have is if they can pair a Cory with a betta fish. It occurs when the fish are stressed by environmental conditions. If not, add some driftwood which will bring the Ph down a bit. Panda cory will feel comfortable in thickly planted tank, where it can hide among the plant leaves. Learn more. The information, content and material contained on the site is intended to be of a general nature only and is not intended to constitute professional/medical advice. They are great for peaceful community tanks as they mix in well with a range of species. If there is one thing I want to see here, it's HUMOR. These tiny fish can fit into even the smallest of aquariums. The best way to avoid Ich is through prevention by quarantining new fish and aquarium plants before adding them to your tank. Open to fish, plants and reptiles living in freshwater or saltwater environments. One disease that Pygmy Cory are particularly susceptible to is red blotch disease. These fish will often feed together, but resting time is when they’re most likely to remain close. Overall these are about the least aggressive fish you can find. They can use their intestine to take in oxygen from the air. As befits its scientific name, The Cory is protected with an armor consisting of bony plates that run along the length of its body. While all types of these fish are very peaceful, Green Cory catfish take it to another level. Each additional fish only needs about 2 gallons to be comfortable. You need to choose a similar substrate for your aquarium. This friendly little Catfish is perfect for a beginner who may find aggressive species a bit daunting. This instinctive behavior remains even in water where the oxygen is sufficient. Pygmy Cory would enjoy swimming through a carpet of Dwarf Hairgrass, but taller plants like Amazon Swords and Java Fern work well too. Females tend to be roughly an inch long, but males are even smaller, reaching just 0.75 inches. The fry won’t need your feeding for a few days, as their bodies naturally absorb nutrients from the attached egg sack. Catfish as a rule dwells in the bottom water layer. Catfish stay at the riverbed, hiding among plants and debris such as fallen branches which sit on a sandy sediment. Lastly, be sure your tank is covered because these fish have a habit of jumping to the surface for a bite of food or a gulp of air. We’re thrilled to have you as part of our community. The black markings are how you distinguish them from Corydoras hastatus – they have black spots on their tails whereas Pygmy Cory does not. They will also gladly eat vegetable matter that falls into the water. These include the Madeira River in Brazil, the Nanay River in Peru and the Aguarico River in Ecuador. There are many different types of aquarium catfish out there. Sent from my desktop or phone or whatever else I am holding on to, Community Tank- danios, golden white clouds, rasboras, snail, shrimp, I've even had a female betta in there. They will dig into the substrate with their mouths and sucks up the food, often digging so deep that much of their face can actually be covered! This is another small type that is not commonly found in aquarium stores or even with Cory breeders. Although a Cory can survive alone, it’ll be a lot happier if it can interact with others of its own kind. My pH is a little high, around 7.8 and my Cories are all healthy and seem happy. Cory catfish spend most of their time at the very lowest levels of the water, so keep at least 2 inches of substrate on the bottom of the tank. Its popping colors and energetic personality all make for delightful characteristics. Stress during transport and the difference in conditions between tank waters can, unfortunately, prove fatal to catfish. Sometimes more difficult fish can be rewarding, but that experience isn’t for everyone. You might see them right up at the surface. They do well in tanks with softer substrates like sand or smooth pebbles. Try to occasionally vary the food you give these fish so they can get all the nutrients they need. This is another kind that gets a lot of attention. Keep them in groups of at least four or more, but eight is recommended. Easy to care for, the good-natured, hardy Cory catfish has a lifespan can live between five and seven years in the wild but can live more than 20 years in captivity under ideal conditions. It is also important that you design a healthy diet, as a lack of nutrients can cause a weakened immune system, making it hard for a fish to fight off disease. All information, content, materials on this site, or obtained from a website to which the site is linked are provided to you “as is” without warranty of any kind either express or implied. KM Aquatics. This is characterized by bloody sores on their body (usually the belly). Millie is a passionate aquarist who caught the fishkeeping bug in high school and has been addicted ever since. Be aware, however, that it’s possible to lose a Cory shortly after it comes home from a store tank. Ammonia and nitrite are extremely dangerous to fish and even in small amounts can prove fatal to Cory catfish. Anyone can enjoy this small shoaling species. Soft sand is by far your best choice, as the jagged edges on gravel or rock can damage the fish’s fins, barbels, and underside. The name says it all with the pygmy Cory catfish (Corydoras pygmaeus). Your plants, however, require sufficient lighting. Feed your fish once a day but only as much as they can consume within 5 minutes, then quickly remove the leftovers. Don’t mistake Pygmy Cory for algae eaters. Their body is silver with a solid black line that runs horizontally all the way from the snout to the tail fin. Aquarium Source 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 Also make sure to provide them with a shady hiding spot, such as driftwood or caves. In captivity, sinking pellets are the best Cory catfish food to mimic their natural wild diet and allow them to be scavengers. Hiyotada. Set your heater to 72-79°F, and make sure the pH stays within 6-8. just another question, The pH of my water is about 7.4. is that too high for corys? 10 gallons is the minimum size for a group of 4-8 individuals, increase this size if you want a larger group. If you want a fish that will really add a splash of color to your tank, you can’t go wrong with the Emerald Cory catfish. The mouths of tank mates should be smaller than an inch. Dried foods are not very nutritious though so they should be supplemented. In fact, they’re one of the most popular…, Clown Loaches are one of the most popular freshwater fish in the aquarium scene. What can work with Cories is any fish that is 1) Too small or disinclined to eat them, 2) Not too rambunctious.