• When did you notice the signs?

Did the problem just start or has it been on going for quite a while? This bit of

information tells us how serious the problem is and how quickly we need to treat it.


  • Is only one koi affected? Are more koi showing symptoms?

If it just started, you may only have to treat that one Koi in a quarantine tank. If you

have been dealing with the problem for a while, you may have to treat the whole



  • Does your koi still have an appetite?

If the Koi still eats, that is a good sign. It still has the energy to eat. It is also great

information because in this case, feeding medicated food will become an option.

Read more in our koi sickness guide.


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