Thanks!
I think the colour comes from getting good stock to begin with. Big frequent water changes also help a lot, I'm sure. The aro has surpassed my expectations by so far, it's not funny. I sit in awe of him when I watch the tank.
I can't wait for my red to be the same size. 
I think the colour comes from getting good stock to begin with. Big frequent water changes also help a lot, I'm sure. The aro has surpassed my expectations by so far, it's not funny. I sit in awe of him when I watch the tank.