big belly

Hi, We have had buttercup for 1 year this coming February. In the last month we have been watching her (I think) belly grow bigger and bigger. It started with a little bloat and then I removed her from her 10 gallon tank, where she lived alone, and put her in a 1 gallon hospital tank so we...

One of my bettas after eating, ALWAYS gets a stomach that looks like he is literally about to explode that its that full. I feed him the same amount as my other betta ( my other betta looks perfectly fine) He poops normal but it just freaks me out, why his stomach gets so big!!???! I feed him a...

So I've had my fish since march and he's been great and happy, until I moved. Just before I moved my mother was taking care of him for about 2 weeks. I found out later that she was feeding him WAY too much. But he seemed fine for about a month after. About 2 weeks ago I noticed his belly was big...