he is a convict chichlid. he is sitting at the bottom of the tank. he is upside down and or sideways. barly swiming, still breathing. his scales and fins are really frayed all over. i change water weekly like i should and i feed my fish once a day and i dont think the amount is excessive. he is currentley in a breeding box/net i put in the tank to seperate him from the other fish in the tank.
please help i dont know whats wrong because it seems like a few different problems i looked up. anyone who knows whats wrong or what to do please help me.