My black ghost fish,plz help me

[Gihan isuru]

My black ghost fish is not active, I am not eating, what is this doing?

 

[Retired Viking]

Hello, and welcome to the forum. Need more info please, could you post your test result for your water, tank size, do you have other fish in tank? Is your tank cycled? How often do you do water changes and how much?

 

[Gihan isuru]

Hello, and welcome to the forum. Need more info please, could you post your test result for your water, tank size, do you have other fish in tank? Is your tank cycled? How often do you do water changes and how much?

3m size tank
4 black ghost fish only
Renewed1/2 times per week...

 

[Retired Viking]

Do you have a test kit to test your water?