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  1. Betta Fish Diseases and Emergencies
    Two days ago I noticed my betta had a small pinhole in his dorsal fin. I took him out of his 10 gallon put him in a 2.5 gallon QT and gave him the appropriate dosage of Bettafix. His hole healed over almost immediately, but this morning before leaving I thought I should keep him in with the...
  2. Betta Fish Bowls, Habitats, and Accessories
    Yesterday I plugged my heater in for the first time and let it run overnight. Later today I looked into the tank and noticed this weird oily stuff at the top of the tank. I haven't put my fish in and I didn't put the filter in the tank either. The heater does seem to be working. Does anyone know...
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