My betta has this dark swollen bump on his side. He seems to be swimming and eating normally. It’s been slowly growing over the past week or so. Any help would be appreciated!

I'm not sure what causes my poor betta to be stuck like this. I thought he had swim bladder so I've been trying to treat it for 2 months and he hasn't improved so I'm worried that this might be something else. Background info: My poor fish has a swollen belly and can't help but float, usually a...

PLEASE HELP I am very concerned about my betta, keif. His stomach is terrifyingly swollen, im almost worried he might burst, he is swimming normally, although he sits on the bottom a little longer than usually and is having little erratic outbursts, I read something about salts elsewhere but he...

I have a beautiful betta fish who is not acting strangely at all. He is quite spoiled and taken care of very well. For the past two weeks, poor guy has had a large circular growth on his left side. At first, I thought he was constipated and did not feed him until he defecated. However, after...

Hi, I just got my betta under a week ago, I immediately noticed that his belly was slightly gray, but assumed that was just apart of his coloring. I did about a 70% water change a couple days after getting him. Used 3 drops decholorinator as per my gallon tank as required. Water temp is at a...

Hi, I just got my betta under a week ago, I immediately noticed that his belly was slightly gray, but assumed that was just apart of his coloring. I did about a 70% water change a couple days after getting him. Used 3 drops decholorinator as per my gallon tank as required. Water temp is at a...

My rescue finally made it through the treatment for Velvet. It's been two weeks and his color's come back and he has an even bigger appetite than before. However, I noticed that his belly has become swollen. I'm hoping it isn't Dropsy... Pictures are underneath the info Housing What size is...

My betta was refusing to eat for three days when i noticed a white lump near his belly, as well as his belly being a bit swollen, even though he hadnt eaten. I cleaned his tank and put a small amount of aquarium salt, he's swimming around and seems happy enough, but the white thing is still...