I wouldnt put an angel in your tank. Its too small but once you get a 40gallon an angel would be fine. You mentioned bettas. Theres a betta by the scientific
Thanks I may consider lowering my photo period in time right now I'm at 8hrs but I use to be at 6hrs. The tank will also be hit with sun light longer
I would not consider angelfish. Being a shoaling fish, they should be in a group of five or more, and that means a 4-foot tank like a 55g or above.
Well I'm close to calling my battle with the 180g a victory. Although not perfect I can sit in front of my tank with some relief...LOL
Someone will know and be able to tell us what causes this. I only can say it is nothing to worry about. I have had this ever since I can remember with