The breeding fish will get in the "T position" in which the female swims up to the male's abdomen. Change around 50% each day (you can change a little less) I have an idea. This is so exciting!! (I can get a better picture later if needed) Most of the eggs have little white spots in them that take up about half of the egg, some eggs are completely clear, and others, but very few, seem to be an off white color … As far as the eggs are concerned, I have been scraping hundreds of eggs from the Bronze Cory's Corydoras aeneus, but a lot of them are infertile, the same as the Albino variety. While they are held together in the T position, the female will release her eggs and hold them between her fins as they are fertilized. If so how do you know about the fertile or not fertile part? I have had Cory catfish lay eggs in the past and have found that the best way to tell them apart is the non-fertile ones turn white and the fertile ones stay kind of clear. Sometimes the corydora eggs are a brownish color but like a really light brown. 1 solid white unfertilized egg - second from the right (upper left box), 2 fertilized eggs (upper right box), and 1-day-old newly hatched corydoras fry with their yolk sacs (bottom boxes) The pygmy corydoras lays approximately 100 eggs at a time. This method will work with most species. This is exciting! 2. This process will continue until 100 to 150 eggs have been laid. With the eggs in a different tank you need a filter that isn't strong enough to suck up babies but will still keep water movement. I've done what you suggested and the eggs are now in... a Danone yogurt container lol. Cool! What to do with a clutch of mystery snail eggs. Feed your Corydoras once a day. Corydoras are bottom-feeding catfish, so they will eat almost anything that sinks to the bottom of the tank. The best way I have found to care for the eggs and raise the fry is to carefully scrap the eggs off the glass and if they are on leaves of plants remove the leaves. The exact mechanism of how the sperm gets from the male’s vent to the eggs in the female’s pelvic fin “pouch” is still not fully understood. How to Make Your Cory Cats Spawn? Cory cats will lay anywhere between 20 and 100 eggs at a time. How to tell if Apple snail eggs, specifically Canaliculata, are fertile. The female then breaks away from the male and goes off and lays her clutch of eggs. 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. If you are trying to breed your Cory Cats, I … They are translucent with small white dots in the center of the eggs. And yes, wataugachicken is right, the female collects the sperm and the eggs are fertilized before they are laid. Can Apple snails lay fertile eggs without a mate ? This creature possesses a bone-like material running its body, which is one of the reasons why the fish is often described as an armored fish, or you can say “a tiny tank fish.” These Corydoras come in various types of coloration and size, the most common of […] The eggs will be all over the aquarium in small groups of about 4-12 … Albino Cory Catfish Spawning and Placing Eggs - Duration: 2:41. Also t... Are these fertile? The goldfish at the bottom was the one tending to them t... How do I know if my goldfish eggs are fertile? Cory eggs? guppies don't have eggs, they are livebearers, By entering this site you declare Guppies are good for beginner breeders you should give it a try. How do I tell if the eggs are fertilised? The eggs start as opaque off-white, then turned clear with dark spots. This is how I hatch my Corydoras eggs with a high hatch-ratio. Discussion Starter • #1 • Apr 30 ... Guppies, swords etc have eggs fertilized internally that stay in the mother til they hatch, with no exchange. I have 4 albino Cory cats and two Panda Cory Cory cats. Like you, I haven't found anything about Corys using parthenogenesis to reproduce, yet I have a tank full of fry. Favorite Answer If they are not fertile they will turn white pretty quickly so those ones need to be removed. Now I am freaking out about what to do when they hatch! Any eggs that stay white will generally quickly grow fungus which can quickly and easily spread to even the fertile eggs. Keep the current VERY strong. Infertile eggs will look plain and white/translucent. Are these eggs viable eggs? Females tend to range from 1 – 1.3 inches (2.5 – 3.2 cm) long whereas their male counterparts are even smaller, reaching just 0.75 inches (~2 cm). To me of your hatchery tank can change a little hotter than temperature... 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