I have a 90 gallon tank,i got fish and invertebrates in it,i have a few mushrooms.Im using 2 110 atinics and 2 175 MH.Im thinking of going t5 but dont know if i should go with 4 lights or 6,how many watts,how many daylight bulbs and blue,can someone give me there input.I do want to start adding some corals soon. Thank you