Awesome blog momtoangel!Very thorough but informative!Can we get some more insight on what triggers them to spawn? Carm: The only thing about keeping small fry in the tank is the possibility of other fish eating them. I would find a tiny cory in the tank and knew I had missed his egg! It is not necessary at this point to cover the intake of the filter - that comes later. I am not sure what you are trying to do with the water? Once the eggs are laid, the cory pair swim away and will go through the chasing and the T-formation again and again until the female has laid all of her eggs. Apparently at least one egg made it! Have a good day. The reason I use a breeder net at first is that it’s easier to feed them, watch them, and they don’t have far to swim to the surface for air. But they will not become baby Nerites in freshwater. To transfer the babies from the net to the tank, use a small tightly woven fish net. I must be an outlier in the fish community. The shops should know male from female (the females are larger than the males). That’s what I do with my platy fry so 2-3x/day is what I will do. Leah: That very well could be a sign of "pairing up". I’m gonna try to raise these , hopefully. cory cat fry do not have to eat for a day, so you’ll be fine. Pretty sure this one (top cory in the second pic) is corydoras similis, the smudge spot corydoras. Your eggs should have hatched by now, so please let me know how things are going!! I want to keep lowering it but I am taking my time. you read and agreed to the, Very nice! Thank you again. Came home today to find that my Cory has laid eggs, however she’s in the tank by herself and hasn’t been with other Cory’s since I got her at the pet shop all those mo the ago. They started hatching this morning so we are up to 5 now! I have 7 Corydora Trilineatus and approximately every two weeks the females lay eggs, 10-20 pcs. But i feed good all the time. The same Corys when moved to another tank hardly use that coconut to sleep in . keep in mind that the fish reproduce when they feel comfortable. I do have other fish in the tank. By powdered flake food do you mean normal flake food on blender?And how much should one feed?Also can we use real leaves instead of fake ones!I have an anubias barteri that i trim often,would that work? thank you for your well put together article - it had all the information I was looking for. Those will be ready for new homes in the next 2 weeks, as they are between 1/2 and 3/4 inches. From everything I have read, they can start breeding anywhere from 8 months to a year. The eggs are about 3 days old. What kind of shrimp can be in a 1 gallon tank, without a filter or heater? I had 6 pepper corycats in a 20G long tank with a very lazy male Betta named Peaches (because of his color). Correct Media Placement in Your Filter (demonstrated on a Top Fin 10 Power Filter), The Minimum Tank Turnover for Your Filter, How to upgrade from a 10 gallon to a 20 gallon tank. A good drop in barometric pressure from a thunder storm with a normal water change routine has been enough. This Cory species is also one of the easiest to breed in captivity – making them a good choice for the breeding enthusiast. Personally, I found that by scraping with a razor blade crushes more than it saves. no apparent reason and the water parameters were fine. All of my approximate 100 cories are getting big and ready to go to the LFS. Good luck with them, lone! Congratulations! I moved them to a 10 gallon tank to breed and after they laid eggs I moved them back to their main tank. You can actually see the eggs at this point. just need to pick up a new heater for it. Awwww, you have to be right there when they are laying eggs or they will get eaten :( Hopefully you will catch them at the right time soon. I prefer the "roll onto your finger" method as described in my blog above. I use a filter media bag which can be placed over the intake and tied. As long as they can hide once they’re hatched, they’ll be fine. I have had zero success at making it happen when I say. a while back i had 4 sterbai who died within a few days of buying them. also love the pic :). Corys are capable of laying eggs starting at 8 months old to one year. Do you just have three babies, or is it that the other eggs have not hatched yet? And my water changes are just normal changes . I’m glad yours are doing well! There’s 75+ eggs in there. My angels like laying their eggs on 2 big anubias leaves also. Hope I will be able to do that, as I won’t be getting back into the aquarium hobby. It looked like all the eggs got a fungus and I was really disappointed. In the breeder net, there is no place to "stick" the eggs, they just fall to the bottom. Albino Cory Catfish – This fish is usually found in golden shade and pinkish-white shade. Basically, this strategy entails removing the breeding Cory group from the main tank and acclimatising them to the dedicated tank, subsequently encouraging the fish to breed. Julii corys are egg-layers. The uneaten food will pile up quickly, so what I did was siphoned it out with a turkey baster. I just saved 30+ eggs! Now also eat the fry powder that I put it for the younger babies. I now “gently roll” the eggs (which are sticky) onto my fingers, gathering as many as I can onto as many fingers as I can at one time. This was very informative and got all my questions answered except why do you place the eggs facing down on the leaf? A snapshot from my local shop.The adult is as big as a mans thumb, By entering this site you declare This guide is suitable for beginners who are starting out or those who want to learn more about breeding Corydoras. Do you happen to have a Nerite snail? What I meant is when you slide the eggs onto the leaf, you have to place the left into the breeding tank with the eggs IN THE WATER. Interchangeable filter media is what I’m saying. Keeping Corydoras catfish is a rewarding experience that offers many benefits. Already have too many cories on my sorority to gat a male! After collecting the eggs, I am very unsuccessful in: Hello, Donald. In the 5-gallon tank, hang a breeder net directly across from the filter. You might try leaning a piece of slate up against the side of the tank. Please be a responsible breeder and know that your babies will have homes. I saw mine making a T-position but not anymore. Could that be one female or did it trigger more than one? Leopard Catfish - Corydoras trilineatus. They are a small species that gets up to 2 inches when fully grown. You need to have a 5-gallon cycled tank ready with heater and filter and no substrate. I have peppered and bronze cories in the same tank. Breeding is similar to that of most Corydoras species. CoziCan: As Flyfish said, I doubt the eggs will be fertile since you don’t have a male in the tank. Breeding and Raising Cory Catfish Under the right conditions, Cory Cats are actually very easy to breed, and a lot of the time people will have them breed in their community tank without them doing much. If so, I think he would be fine. The eggs that fell to the ground could hatch - I’ve had that happen many times. The female fish lays eggs on tank plants and tank glass, and then the male fish fertilizes them. I’ve just started finding 5 or 6 eggs stuck on three of the glass panes. Followed your instructions and they worked! Could these eggs hatch soon because they were somehow fertilised months ago or has she just laid and they’re not going to hatch? Now the peppers are out, and playing all the time, all over the tank. Thank you for the info! I have been lowering the water temperature slowly over the past week and I have it at 74 degrees F right now. Same age as my babies right now that i kept, that i hatched from eggs. We have raised misquito fish, guppy and platy fry so now hopefully cory cats:)Thanks again! Can you put the half inch fry in with the new batch? My corys ( who i got as juveniles , pairs from different sources so as not to inbreed if it could be helped) did not spawn for the first 5 -6 months. Should I leave it alone? Some just hatched yesterday and some are about a month and half old. For example, peppered cory catfish (Corydoras paleatus) and julii cory catfish (Corydoras julii) are found on the cooler end of the spectrum, whereas sterbai cory catfish (Corydoras sterbai) can live in higher temperatures. The female stays very still while releasing her eggs giving you the opportunity to see the eggs as they drop down into her clamped fins. To submit your vote please sign in or sign up, it is free and takes a few seconds. Thank you so much Momtoangel. Of course, be careful not to siphon the little guys!! Momtoangel. After the spawning process is done, you can place Cory's back into the main fish tank, leaving the eggs in the breeding tank. I then gently roll the eggs from my fingers onto leaves I cut off of a plastic plant, placing 2-3 eggs on each leaf. Hello after four years have hatched peppered Corey’s in tank. Nope. I wish myself luck to. I really like them and wouldn’t mind having a few babies but what should I do about the remaining babies ? What fish could live in a 1/2 gallon tank with no heater or filter? Adding more fish would not be a good idea at this time I believe? Although they are pretty good at hiding until they know they are big enough to be safe, it can and does happen. Nature is always going to be better at this than us. You asked the "face down" question. I just hatched my first baby cory cats! unfortunately 3 months back a sickness went through and killed everyone but my golden snail and my one Cory. I have to admit that I do not know at what age they actually start breeding, but I suspect they have to be full grown. , OmegaOne veggie wafers, Tetra Granules, and it is not very difficult provided are... Tank right now answered except why do you place the leaf net directly across from the eggs in right! Fish doesn ’ t and they should be separated from the fish ’... Sexually maturity til 8-9 months i always kept mine in a net nursery in our tank. the... 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