i am putting fish in my tank.i put a stingray in then a huma,dogface,maroon clown and a big long horn cow fish.the huma thinks he is the king already.do you think these fish will be ok?will the huma nip at the ray or cow fish?and do the dogfaces lay around alot or is he just getting at home to the tank?it is a 75 long and will be in a 150 with in a year.all of them are small at this time.any help please.