I keeping a spotted and a striped together with 3 emerald brochis(quite large 'corys'), and a banjo cat, as well as 2 bn plecs, in my electric blue acara tank, and everyone gets along great.

I have a 240 l tank with 8 Crossocheilus oblongus*, 6 or so pearl gourami*. And plenty of rocks.
About week ago I bought 6 young but very good looking petricola. The thing is: I thought they are rather fairly active during day but instead they all hide between rocks or near filter. I feed them at ...