Very helpful guys, thank you.
T5 bulbs are 'Arcadia Plant Pro 54W' x 2
T8 bulbs are 'Life-Glo2 6,700k
My co2 is measured with JBL solution and is currently around PH7.2 KH 12-16.
I also have three very large piranha that eat various white fish meat and beef heart every two days, I fear this may be having an adverse affect on the plants