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Cory Catfish come in around 150 various species, each v its distinctive features and breeding preference. These freshwater fish like to mate with similar species and produce offspring regularly. But how regularly do Cory Catfish place eggs?Cory Catfish will certainly lay eggs almost every main if maintained in best conditions. Usually, Corydoras lay around ten to fifteen eggs, no hundreds like other fish. The egg are likewise typically put on the glass of their aquarium until they hatch.
This post will explain how regularly your catfish will lay eggs. We will also discuss exactly how to each other Corydoras and safely raise your eggs until hatching.

Can Cory Catfish Lay eggs Every Week?

Your Cory Catfish deserve to lay egg every week, and also as lengthy as the proper conditions are present, Corydoras will certainly breed frequently.You can expect a yield of 10 - 15 egg at a time from each of her Catfish. However exactly how countless offspring they produce is affected by numerous factors, including:Their foodThe lightingTank sizeWater temperatureGeneral fish healthEnvironmental components like plantsThe quantity of fish within the tankGenerally, you have the right to anticipate her Corydoras to create multiple healthy eggs. And once the mom releases the eggs, she will stick them come the glass or near a plant till they hatch.

How to Tell if Cory Catfish Eggs are Fertilized

Fertilized Cory eggs room beige v dark spots. In contrast, infertile eggs are white, plain, and translucent. A straightforward observation have the right to confirm for you which egg to store (those that will develop live Cory Catfish).Remember that abundant eggs perform not develop healthy offspring all the time. So, it deserve to be challenging to finish which abundant eggs space worth maintaining from a purely intuitive inspection. There is always a chance your pet Catfish developed weak fries, even if both breeding fish to be healthy.
As the owner, you will need to wait until the egg hatch to find which Corydora offspring space the strongest.

How long Does the Take because that Cory Catfish egg To Hatch?

Corydoras eggs will generally hatch in 3 to six days. The is safe to permit the eggs hatch in the exact same tank where they were bred, however most aquarium owners indicate transporting the eggs to a new tank prior to they hatch.If the eggs perform not flower in about a week, the eggs room infertile and also can it is in disposed of ~ the hatching period has ended.

How To each other Cory Catfish

Photo through Aqua Life Hub
Breeding Cory Catfish is a fairly simple process because this types breeds so often. However, avoid breeding catfish the are much less than one year old, and also make sure all bred Corydoras are at least 2 ½ in (6.35 cm) to be eligible because that breeding.Therefore, it"s best to have a specialized breeding tank because that this purpose. After all, Corydoras are an ext likely to breed in comfortable atmospheres where mating is done regularly.
The reproduction aquarium must not have any kind of accessories, and you need to fill the tank with water and also rounded gravel or sand only. Substrate is optional. However if you do select to include sand, use small amounts.Most breeders induce mating by switching the end about fifty percent of the water in the tank with chillier water. Prevent using freeze water because that this due to the fact that it is damaging come the fish. Because that the finest results, pick water 2 come 3° F (-16.6 to -16.1° C) cooler than normal. If you want to it is in exact, have a thermometer to test the water before and also after the addition.The water"s temperature need to never drop listed below 65° F (18.3° C). These conditions discourage breeding and can also harm her fish.The reduced temperature reminds the catfish of merganser weather, i beg your pardon is their natural reproduction condition. For this reason, part breeders introduce rainwater to your aquariums come provoke mating much more naturally. However, this method is not recommended for beginner breeders because it can introduce unwanted bacteria to the Cories" environment.Additionally, specialists recommend feeding her fish live food to encourage breeding, like:WormsInsectsEggsLarvaeNot to worry though, while your cory catfish may enjoy live foods, they room unlikely to bother any type of shrimp or snails you store in her aquarium. They space bottom feeders who have tendency to pick through leftovers of anyone else"s meals. When you meet the fish"s criteria, spawning should happen in a couple of hours, and the fish will go into into a T shape once mating has begun. Yet if the fish do not begin breeding after number of hours, you must empty an ext water from the tank and include colder water. In many cases, this improves the chances of fish breeding.
If the fish still do not begin mating, try again later. The lack of sexual task could median that the Corydoras room not comfortable or room too immature come reproduce.

What Is the Difference in between Male and Female Cory Catfish?

Generally, you can not tell the difference in between male and also female Corydoras while they space still young. Girlfriend will have to wait because that the fish to thrive to a minimum of 2 inches prior to you can tell castle apart in most cases. As soon as the fish are mature, you deserve to differentiate between the sexes using their size.Male Corydoras are usually the smaller fish in the aquarium. Additionally, they have actually less rounded bellies than their female counterparts and also a wider variety of color with larger dorsal fins and also pointed anal fins.A sure authorize to phone call if the Catfish is male is through observing if they chase during the breeding season. And also if they do, you will see one to 3 mature Corydoras go after a solitary Catfish.
In contrast, the woman Cory Catfish are wider with thick midsections and tend to swim greater than masculine Corys do.You will frequently want to keep your tank balanced and have one male for every female, despite it is additionally safe to have two females for every masculine Corydora. However, you have to avoid overcrowding her tank through males.When Cory Catfish come to be sexually active in a bulk male tank, the woman Corydoras usually acquire harassed. This behavior can reason the premature fatality of her female Catfish. Therefore, make having a balanced tank your peak priority together an owner.

How come Tell If her Cory Catfish Is Pregnant

Mature woman Corydoras swell up with eggs. Therefore, if you notice that your Cories have end up being swollen, they are most most likely carrying offspring. But be conscious that Cories bear youngsters quickly, therefore you have to keep one eye out when the swelling decreases.Sometimes, Corydoras will certainly lay your eggs near plants, decorations, or the water filter. Ensure the you examine all these locations for eggs once you notification pregnant fish.

What To perform With Cory Catfish Eggs

Corydora eggs should be transported come a different tank from your parents to hatch since this technique improves the young fish’s survivability.
To eliminate the eggs, you need a razor blade or a credit transaction card come scrape them off of the tank, but you need to be gentle throughout this process. Corydora eggs are delicate, and also you can quickly squish lock if you’re not careful. Also, have actually patience as soon as transporting your eggs since the process can take as much as an hour if you"re inexperienced.After scraping the egg from the tank, it is time to carry them there is no exposing the young Cories come air. The best method to execute this is by using an egg tumbler. Egg tumblers are designed because that fresh eggs and improve the chance of successful births. A good recommendation is the PIVBY Fish Egg Tumbler since it go a great job at staying clear of fungus while your eggs develop.Although reproduction is simple, effectively hatching Corydora egg is challenging. Countless breeders recommend including an airstone come the eggs" tank to rise live bear rates.

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Final Thoughts

Corydoras deserve to lay a many eggs end one month. However, just some of this eggs will certainly be successful. If friend are beginning to advanced Cory Catfish, LRB Aquatics - Aquarium Hoarder has a video that is a step-by-step overview for properly breeding, hatching, and raising young Catfish:
Cory Catfish space social creatures, for this reason it would be ideal to populate her tank v the same Corydora species to an increase their reproduction rates.
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