What are these guys?

[anthonygf]

Well you have a 48 hour night time. I would put the UV on.

What do you mean?

 

[attiland]

What do you mean?

You are doing blackout for 48 hours.

 

[peterire]

You are doing blackout for 48 hours.

No thats me

 

[peterire]

Update: so after the black out, there was no sign of this brownish algae. I then ramped the blues up to 100% and left white around 30%.

In the last few days its back, but only on the glass for now, not on the sand.

Its the same sort of stuff..