Many people believe that dropsy is a disease, but this isn’t true. Dropsy is a freshwater fish condition that arises as a ...

dropsy, 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 ...

Older fish may also slow down because they’re no longer as energetic. Owners need to be aware of their bettas’ regular behavior, so they can recognize signs of disease. If your fish suddenly ...