I googled UV lighting... nothing came of that research. LOL
But whilst looking for BGA cures, I did come up with elodea being BGA resistant. oO. Need to find some of that for the 10g.
I have a horrible habit of over planting my small tanks :P I settled for a red betta precisely because of that. So that the contrast can be brought out :)
I can test with H2O2 With relative freedon right now as I have cheap plants on Hand with no live stock :) But generally dosing in large amounts os not recommended
Speaking of Toothbrush, I just caught him sleeping on the substrate as if he's dead oO. I fluffed up the moss before putting it in. he's been in there for about 2 weeks, so I'm not worried at all :)