ok so my demasoni (my best looking one ) is sick ...his color fadded dramatically his lips turned really white ...he doesnt swim around like he use to .. im sure my water parameters are fine since my othe 9 cichlids are fine ....i was about to go to sleep and i saw him floatin side ways i thought he was gone then i touched him and he swam quickly ... what wrong ?? i fed my chlids ghost shrimp like 5 days agp for the first time could that have something to do with it ???