Scratch that last post. As I was turning out the light I realized that the dusty look is everywhere. very clearly under each led light. that does not
Yes, I have had bubbles from the Aquaclear filters in the smaller tanks, but that seems to have gone now. The new tank is the one having problems.
2 honey gouramis
8 harlequin rasbora
7 stebai cories
I could do the school of micro fish
If your stock is this:
2 golden wonder killifish
8 harlequin rasboras/von rio tetras
7 sterbai cories
Then it's fine.
Bubbles from the return flow? That's interesting because I've got an AC30 on my 29g and the return doesn't splash at all, so long as the tank is topped-up.