ok my 6 month olf purple parrot got into a fight about a week ago and got beat up pretty bad so i moved him to a different tank all of his fins healed up and everything like 2 days ago. i was thinking about moving him back. but this moring i wake up he has no color and cant swim off the bottom, when i got home from school he now is upside down and is trying to swim but can only get to the top and float back down plz help me he is my favorite fish i have