Betta Fish Forum banner

what's columnaris?

  1. Betta Fish Diseases and Emergencies
    King Dedede has necrosis on his body I noticed a few days ago, but he's acting normal, I can just see necrosis spreading from the body to his tail!! I see a bit of white on the dorsal fin (but there's no ammonia...), some purple on the anal fin, I don't understand this! What's happening...
Top