How to Cure Fungus on Betta

Betta fish are hardy but not invulnerable. They are highly susceptible to a range of fungal infections, especially when stressed. However, you can usually successfully treat such infections with medications available from any pet store or aquarium fish supplier.

Things You'll Need

  • Freshwater fish fungus treatment
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Instructions

    • 1

      Look out for any signs of illness in your betta. Symptoms of fungal infection are cottony growths on the fish, decaying fins or cloudy eyes.

    • 2

      Purchase a treatment specific for fungal ailments in freshwater fish.

    • 3

      Remove carbon media from your filter, which could filter out the treatment before it worked.

    • 4

      Use the treatment according to the directions.

    • 5

      Avoid stressing your betta by startling it, turning lights on suddenly or netting it.