and swim bladder disease. While Betta fish can tolerate dirty water for a short period, long exposure can cause velvet disease, a parasitic infection that makes the fish look like it’s covered ...

If, on the other hand, you notice frantic swimming by your betta fish, that might be a sign of swim bladder disease. How Much ...

Its owner said the fish was stuck at the bottom of the tank because its swim bladder was damaged. The floating harness is made of twist ties and pieces of cork. Swim bladder disease is a common ...