Whats wrong with my clown fish

[Octavio]

Its acting weird swimming on it vertical way and twitching and the other is doing great I actually put it on a seperate tank added some vitamins hopefully it makes it ohh and I also added some carbon

 

[Octavio]

My parameters are all good at zero

 

[bettaowner]

I'm not a marine fish keeper but it sounds like swim bladder disorder. I am not sure what the cause is. Old age?

 

[Moose72]

That's normal behavior for clowns, kind of away of showing dominance. Mine did it all the time, especially when introducing new tank mates.