female Banggai cant stand still

[ocianos11]

Hi

My female Banggai Cardinal Sudenly cannot "stand" still and relaxed as cardinal do ,it seems that she must work hard to keep herself up. otherwise she drop to the botom , she have no problem with eating .{she gave 4 times eggs her male curently hold eggs in his mouth the 14th day}

any ideas?
thank you

 

[FuEl]

Sounds like swim bladder problem then again could have other causes.