I upgraded from 14 watts stock light to 70 watts pc lighting
I have only had it on for about a week so I havent noticed any real
changes yet I am going to be tearing down the tank in the near future and reaquascaping I bought alot of stuff from the lfs that is getting rid of all their salt tanks , and then I can clean the glass install the new filter and new power heads all in about a week then do a 3 gallon h2o change but as for massive changes not yet I will give it a week or longer to see how we do