post-cycle

I’ve set up a new 25g tank and I’m going through the dirty stage. Got like this brown algae first thought it was diatoms however when I turned my LED to a more higher whites I’ve noticed that the algae looks green? Is this still diatoms? Picture is algae under whites, looks brown under blues. ⬇️⬇️

The question to all you experienced reefers out there is how long a tank can mature with phantom feeding and no livestock? The reason - I began a cycle a week ago and everything is going well. But I've recently felt the need to cut back on spending for a number of reasons (including the huge...