bloated cory catfish

I have recently hatched Corydoras eggs for the first time. I have 3 fry currently in a breeding tank floating in the main tank. Two of them seem fine and are behaving as expected, but one of them seems to have a bloated abdomen and is struggling to swim or move around. Can anyone tell me what...

I just got back a from a week vacation and had set up automatic feeders for my fish…. I think the feeders released too much because a lot of my look a bit chunky. But anyway! My one eyed Cory Catfish, his stomach is bloated, and for some reason he’s floating at the top of the tank, on his side...