paracentropyge

Hi guys, I almost finished setup of my 40g acroporas-only tank (26x20x20) and now I have struggles with fish stocking. I prefer centropyges. At first I consider to buy a pair of centropyge argi or acanthops, then centropyge aurantia, centropyge bispinosa. How are they aggressive to each...

This tank was set up in April 2017 and never thought of making a build thread until now. It has a slight cyano issue which I'm working on but doesn't want to go away. It was second hand and so I don't know much about the equipment which came with it. It has a deltaec skimmer and a medic media...