corydora laying eggs

After the female finished laying eggs, the other corys started eating them. Once fertilized, the female will deposit the eggs at the site it has previously cleaned. They are the size of my peppered corydoras. Guest. Messages 8,550 Reaction score 553 Location Denver Experience More than 10 years I first thought she had a tumor growing then noticed it was an egg cluster. Favorite spots include the heater, filters, and the glass, although, occasionally eggs are also laid on plants and driftwood. Tank water parameters for spawning should be the following: temperature 20 – 26°C, hardness 4-15°, pH 6.0-7.2. Some factors aid the spawning of every fish. I just got 7 Corydoras 2 days ago. You can see her … Once they have mated, the female will lay her eggs against the aquarium glass, or among the leaves of the plants in your tank. I have some cory fish and yesterday noticed some eggs on the side of my tank, I am unsure whether I have male or female and am unabe to tell the difference. I did a quick Monday video since I had my phone handy and noticed new Cory eggs on the glass. I have 4 corydoras: 1 peppered (this is the one who has laid eggs), 1 bronze and 2 albino. Corydoras are egg depositors and lay their eggs all over the aquarium. Female albino cory catfish carrying newly fertilized eggs in her pelvic fins: How to Collect Corydoras Eggs If you leave the eggs alone, it’s like a natural form of population control because most of them will get eaten. Corydoras eggs - Fertile or Unfertile? … My albino corydora catfish keep eating the eggs the male fertilizes, and I want to move them to a new tank. Well I was joking around with my daughter cause the biggest SterbaI and the biggest JuliI are attached at the hip. I also think the species of cory can have an effect on that. Well, there was a total of 9 Corydoras in there in total (of various breeds) - so i'm hoping for plenty of males... not too many eggs though considering the amount of Corydoras in there! For these species, providing a spawning mop is a good idea - it gives them somewhere to lay their eggs that is easily removed to a nursery tank. I've had convicts breed like mad. If you begin to notice your Corydoras engaging in spawning behavior, perform a water change with slightly cooler water. They will adapt to a varied water chemistry and temperature. Petsmart didn't label them as emerald corydoras. For a six Cory catfish group, it might take every seven days for each female in the group to lay eggs, provided all other conditions are met. Once she's finished, very gently, roll your finger over the eggs. Cory cats will lay eggs in random locations. Some Corydoras (and many other fish) prefer to place their eggs among moss, roots etc rather than on flat surfaces. 2. To encourage the egg laying, do a large partial water change, my tanks get at least a 50% a week, the change of water does seem to stimulate spawning, if your tank has a lot of plants, hiding places, some eggs may be overlooked by the fish in the tank and manage to hatch. The eggs are sticky and will adhere firmly to the nesting site. Spawning can occur several times between several different pairings of the fish, and after it appears that activity has died down in the tank, the adults should be removed. :bigsmile: Gerrit, Jun 17, 2010 #1. The males regroup and start chasing each other and then resume chasing the female. Cory catfish require a certain temperature to signal that it is time to breed and should be kept in optimal conditions to ensure that they feel comfortable laying eggs. I'm very excited because my Corydora just laid her first eggs. Making sure that the water is clean, and the proper pH balance is a necessity for Cory catfish to lay eggs. 3. Egg size varies form species to species; the smallest I have measured was from Corydoras pestai at 0.7 mm diameter and the largest from Corydoras 2.8 mm diameter. The rate at which Cory catfish lay eggs varies alongside the number of fishes in the group. The female will then begin to swallow the sperm from the male. And since I had no place to move the corys, none of the eggs survived. Shortly after that, the pair will spawn again, depositing a few more eggs each time. Some sources suggest one female can lay as many as 50 eggs over the course of a week, but there doesn’t seem to be any official numbers. If you condition the female really well, she will lay more eggs, more frequently than if she was being fed less nutritious foods less frequently. How Often Do Cory Catfish Lay Eggs? The size and the quantity of eggs seem to be related, a species laying small eggs produces large numbers and a species producing large eggs only produce small numbers. Due to the number of eggs it’s quite difficult to notice their existence, eggs are often eaten by other fish. Convicts protect their eggs, I don't think corydora dooo, but I'm sure the same water flow rule applies. If however you have the time, room, finances to raise fry, I have added a link to an article to read. My cories were spawning once a week at one point and I also had only one female. Congratulations! My female convicts will stay by their nests and 'fan' the eggs with their fins. Now what's throwing me off is that any time I've ever seen Corydoras lay eggs, they have been on the glass and were eaten right away by the other fish, never on something like the piece of drift wood, but there are no other pairs of fish in the tank that would have laid them. Can Corydora catfish lay eggs with no male present? You will need a tank of 30-40 liters capacity with dim lighting for breeding. This 1-inch (5 cm) catfish has a silvery-gray body with a black horizontal line running down the side. If none are provided, they may still deposit the eggs on a flat surface in the tank or the aquarium glass itself. The Albino Cory Catfish (Corydoras aeneus) is a rather hearty species, and are easy to keep. Two of my corydora catfish, or green corydoras as petsmart calls them, had eggs. Pygmy cory (Corydoras pygmaeus) If you have a nano tank that needs some smaller bottom dwellers, you can’t go wrong with these tiny cory catfish. Thread starter #1 AmazonPassion Fishlore VIP. Gently move the egg to the plastic holding tank remebering not to take the eggs out of water. Albino Corydoras laying eggs. I love them all but my peppered one (called Pepsi) is my favourite fish ever. If you would like to breed Delphax Corydoras, then it is recommended that you have a separate breeding tank prepared. Watch carefully for a male that stays near the female after she makes a nest. They'll 'swim' in place to create a slight current over the eggs every now and again. Fish eggs HELP!!!!! Otherwise, do many water changes each day to keep the water crystal clean. During reproduction, the female will lay down her unfertilized eggs and then put her mouth against the genital of the male Corydora. There are many different species of cories. Many owners keep them to take care of uneaten food from the bottom of the aquarium. Thread starter Rhiannon_98; Start date May 20, 2018; Tags cory catfish corydoras eggs click to enter! Joined May 20, 2018 Messages 5 Reaction score 0. Joined: Sep 14, 2008 Messages: 1,786 Likes Received: 16 Location: Protea Hights, Brackenfell, Cape Town. The eggs will then roll over till the sticky side comes into contact with your finger. Infertile eggs do not usually last this long. Cheers!! They are one of the easier corydoras to breed. Three or four days is usually about what I expect in water around 72 F., although this can vary according to species. The eggs after laying should have constant water flowing over and between them. If their bellies are round and fat, they may start breeding and laying eggs for you. As a rule this is a tank wall or plants with wide leaves. Protect the eggs from fungus. This was not intentional but I am uncertain if they are fertile or not. When in the new tank, how would I get them to lay eggs again? They will usually turn white and fuzzy with fungus within a day or so. Bronze Cory Catfish (Corydoras aenos): ... Later on, when the females lay eggs, it will be much easier to control water quality for the fry without having to move the parent fish to a different tank. There is no parental care from the adults. They are a small fish, typically about 2 to 2 1/2 inches in length. Images are copyright and may not be reproduced without permission of the copyright holder. Methylene Blue is a good medication to put in to prevent this. They lay adhesive eggs, normally on the glass wall of the aquarium, which sticks there until they hatch and then drop to the bottom of the aquarium. However, they will reduce the growth of algae by consuming scraps in the tank – this reduces the growth of algae. R. Rhiannon_98 New Member. After the female has laid her eggs, all of the adult bronze corydoras should be removed from the tank. May 20, 2018 #1 Hi all, I have a community tank and my albino cories have decided to lay eggs. Development of the eggs tends to vary with temperature of the water with a faster hatching taking place in warmer water and slower hatching happening in cool water. I got 2 SterbaI and 5 Julii. Do Cory Catfish Eat Algae? Previously I have used dark green polyester 'wool' for making these mops. During this time, take any pure white eggs out because they are dead. Gert Combrink. Breeding the Delphax Corydoras. Mine are coydoras paleatus (peppered cories). The sperm then goes through her digestive system, then it comes from the anus to fertilize the eggs … Factors That Affect the Rate at Which Cory Catfish Lay Eggs. The only sad part is it is in a community tank but what an interesting experience it was to see how the whole process works. Laying the last eggs. After depositing a group of eggs closely together, the female rests for a few moments. After the parents are gone, the eggs risk dying of fungus. She is huge compared to the others. In the proper conditions, Cory Catfish can lay eggs weekly. The eggs will then be deposited on a flat surface in the aquarium, which may include plants, glass or even the heater. But you can make the place where the female will lay eggs brightly lightened. When females are about to lay eggs, they will clear an area of sand to make a nest. The eggs should hatch within the next six days. They live very happily in my 165L aqurium with 2 bristlenosed plecs, 4 platties, 4 zebra danios, 4 rasboras, 4 gouramis and my one remaining male guppy! Well this morning I woke up to find eggs placed all over the tank. Corydoras won’t lay hundreds of eggs, in fact they often lay between 10-15 eggs in one place – usually glass, but they’re able to lay eggs on leaves of plants, even decorations can be a place which they choose for this purpose. This is affected by several factors and can fluctuate with their environment and the foods that are fed to them. In the wild, Corydoras usually spawn during the rainy season, so you can encourage mating by simulating these conditions. Telling The Difference Between Dwarf Cory Species Corydoras pygmaeus and Corydoras hastatus are the two that seem to gather the most confusion – likely due to their similarly tiny stature. They are bottom feeders, and they have short whiskers that help them locate food. This tank can be undecorated, but a soft substrate is a must, as your Corydoras will prefer to feed by rummaging in the substrate for food and the female will lay her eggs … Put simply, no. The Aquarium Catfish Website. I´ll post the videos of the spawning of the firts corys as soon I can. Thread starter AmazonPassion; Start date Dec 29, 2012; Dec 29, 2012. This is one of several clutches that I recorded on my phone. Member. I have moved the eggs to a breeder trap but if they are fertilised I will buy a net and then move to my smaller tank when hatched. When you see them doing their little dance, especially just after they've gone into the 'T' position, the female will start laying eggs. If none are provided, they may still deposit the eggs at the site it has cleaned. Female will lay eggs with their environment and the biggest SterbaI and the biggest JuliI are at! Male present favorite spots include the heater Monday video since I had my phone these conditions necessity. 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