How long does it take for Cory catfish eggs to hatch?
three to five days
The eggs hatch in three to five days depending on the temperature and species. The tiny wrigglers (with yolk-sac attached) can be observed on the aquarium bottom. After the sac is absorbed, microworms, baby brine shrimp and commercial fry food should be fed.
How do Cory eggs get fertilized?
Fertilization – Internal or External? How fertilization actually occurs is still open to some discussion. Most ichthyologists believe that the sperm exits the female’s gills, and is shunted to a unique cup that she forms with her pelvic fins. Upon obtaining the sperm, the female lays 1-5 eggs into this cup.
Do Corydoras lay eggs or give birth?
The first thing you need to know about breeding is that they are egg layers and they do not give birth to live young. Corydoras eggs are very sticky so the adults typically deposit them directly on the tank glass or on other tank surfaces such as the heater, filter, or even broad plant leaves.
How long does it take for a Corydoras catfish to breed?
As long as you have properly conditioned the fish, they should breed readily within a few days. As mentioned previously, corydoras catfish are capable of producing anywhere between 20 and 400 eggs in a single spawning and it generally takes 4 to 6 days for the eggs to hatch.
How to tell the difference between male and female Corydoras catfish?
Sexing corydoras catfish can be somewhat challenging because you need to view the fish from above. When viewed from above, the female may appear broader and larger than the male while the male will have more pointed pectoral fins. 1 How to breed corydoras? 2 How long does it take for corydoras eggs to hatch?
What do you do with eggs in your Fry tank?
I have a small fry tank (20 gallons) and if the eggs are on leaves, I cut the leaves and hang them in the fry tank. If they are on glass, I gently scoop them out with a credit card (clean) and try to attach them to a leaf.